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Dok Nr

. 2.040.122.1.a

Power Analyser

UMG 96 RM-P
UMG 96 RM-CBM

Installation manual



Installation



Device settings

The devices UMG 96 RM-P/-CBM have
3 voltage measurement inputs and are suitable
for a range of connection variants.

Suitable network systems and maximum rated voltages (DIN EN 61010-1/A1):

L2 L3 N

Deutsche V

ersion:

siehe V

derseite

www

.janitza.com

Janitza electronics GmbH
Vor dem Polstück 6
D-35633 Lahnau / Germany
Support tel. +49 6441 9642-22
Fax +49 6441 9642-30
e-mail: [email protected]
Website: http://www.janitza.com

Power Analyser

User manual:

Safety

Safety information
The installation manual does not represent a full
listing of all necessary safety measures required
for safe operation of the device.
Certain operating conditions may require further
measures. The installation manual contains
information that you must observe for your
own personal safety and to avoid damage to
property.

Symbols used:

This symbol is used as an addition
to the safety instructions and
warns of an electrical hazard.

This symbol is used as an addition
to the safety instructions and
warns of a potential hazard.

This symbol with the word

NOTE!

describes:

• Procedures that do not entail

any danger of injury.

• Important information,

procedures or handling steps.

Safety instructions are highlighted with
a warning triangle and shown as follows,
depending on the degree of hazard:

DANGER!

Indicates an immediately
threatening hazard that leads to
serious or even fatal injuries.

WARNING!

Indicates a potentially hazardous
situation that could lead to
serious or even fatal injuries.

CAUTION!

Indicates a potentially hazardous
situation that could lead to minor
injuries or damage to property.

Measures for safety
When operating electrical devices certain parts
of these devices inevitable carry dangerous
voltages. This could result in serious bodily
injury or damage to property if not handled
properly:

• Before establishing electrical connections

to the device, earth it at the ground wire
connection if there is one.

• Hazardous voltages may arise in all circuit

parts that are connected to the power supply.

• Even after disconnecting the supply voltage,

there may still be hazardous voltages
present in the device (capacitor storage).

• Do not operate equipment with current

transformer circuits when open.

• Do not exceed the limit values stipulated in

the user manual and on the rating plate - even
during testing or commissioning.

• Observe the safety and warning information in

the documents that belong to the devices!

Qualified personnel

In order to avoid injuries to personnel and
property damage, only qualified personnel with
electrical training are permitted to work on the
devices with knowledge

• of the national regulations for accident

prevention

• of safety standards
• of installation, commissioning and operation

of the device.

Proper use

The device is

• intended for installation in switch cabinets

and small installation distributors (please
observe step 3 “Assembly”).

• not intended for installation in vehicles!

The use of the device in mobile equipment
is considered to be non-standard
environmental conditions and is therefore
only permitted after separate agreement.

• not intended for installation in environments

with hazardous oils, acids, gases, vapours,
dusts, radiation, etc.

The prerequisites of faultless, safe operation
of this device are proper transport and proper
storage, set-up, installation, operation and
maintenance.

Brief description of device

Assembly

The devices UMG 96 RM-P/-CBM are
multifunctional network analysers, which:

• Measure and calculate electrical variables

such as voltage, current, frequency,
power, energy, harmonics (up to the 40th
harmonic), etc. in building installations,
on distribution units, circuit breakers and
busbar trunking systems.

• Display and save measurement results and

transmit them via interfaces.

The UMG 96 RM-P and the UMG 96 RM-
CBM:

•

have the same construction type.

•

differ due to the additional Profibus
interface of the UMG 96 RM-P.

NOTE!
The device figures in this installation
manual pertain to the UMG 96 RM-P.

NOTE!
For further information on device functions, data and assembly, see the user manual.

Install the device in the weatherproof front panel of
switch cabinets.

Cut-out size for
UMG 96 RM-P/-CBM:
92

+0.8

x 92

+0.8

Ensure!
Adequate ventilation
• The device is installed

vertically!

• Observe clearance to

adjacent components!

Fig. Mounting position,
rear view

CAUTION!

Damage to property due to
disregard of the installation
instructions

Disregard of the installation instructions can
damage or destroy your device.
Ensure that you have enough air circulation
in your installation environment and in the
event of high environmental temperatures,
provide cooling if necessary.

Connecting the supply voltage

The supply voltage level for your device is specified
on the rating plate.
After connecting the supply voltage, an indication
appears on the display. If no indication appears,
check whether the supply voltage is within the
rated voltage range.

Fuse
Circuit breaker

Fig. Connection of supply voltage.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Device inputs that are dangerous to touch.

Render the system free of voltage before
starting work! Check the system is free of
electrical energy!

CAUTION!

Damage to property due to
disregard of the connection
conditions or impermissible
overvoltage!

Your device can be damaged or destroyed by a
failure to comply with the connection conditions
or by exceeding the permissible voltage range.
Before connecting the device to the supply
voltage, please check:

•

Voltage and frequency correspond to the
details on the ratings plate! Limit values
stipulated in the user manual have been
complied with!

•

In building installations, the supply voltage
must be protected with a UL/IEC approved
circuit breaker / a fuse!

•

The isolation device

must be installed near the device and in
a location that is easily accessible for
the user.

must be labelled to identify the
respective device.

•

Do not tap the supply voltage from the
voltage transformer.

•

Provide a fuse for the neutral conductor
if the neutral conductor terminal of the
source is not grounded.

Three-phase, four-conductor systems

with earthed neutral conductor

Three-phase, four-conductor systems

with non-earthed neutral conductor

(IT networks)

Three-phase, three-conductor systems

Non-earthed

Three-phase, three-conductor systems

With earthed phase

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

/ U

L-L

277 VLN / 480 VLL

L-N

/ U

L-L

277 VLN / 480 VLL

L-L

480 VLL

L-L

240 VLL

Single-phase, two-conductor systems

with earthed neutral conductor

Separated single-phase,

three-conductor system

with earthed neutral conductor

The devices can be used
in

• 2, 3 and 4 conductor

networks (TN, TT and
IT networks)

• in residential and

industrial applications.

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

230 VLN

L-N

/ U

L-L

240 VLN / 480 VLL

Mains systems

Voltage measurement

CAUTION!

Danger of injury or damage to
the device

Disregard of the connection conditions for the
voltage measurement inputs can result in injuries
or to the device being damaged.
For this reason, note that:

•

The voltage measurement inputs

are not connected to DC voltage.

are equipped with a suitable, labelled
fuse and isolation device located in
the vicinity (alternative: circuit breaker)
located nearby.

are dangerous to touch.

•

Voltages that exceed the allowed network
rated voltages must be connected via
a voltage transformer.

•

Measured voltages and measured currents
must derive from the same network!

L2
L3
N

Circuit breaker

NOTE!
If the metering range is exceeded, the
measurement device display shows
"EEE". For further information, see the
user manual.

Connection variant

3p 4w Voltage measurement

(Addr. 509 = 0, standard setting)

Connection variants for voltage measurement

1p 2w1

(Addr. 509 = 4)

2p 4w

(Addr. 509 = 3)

1p 2w

(Addr. 509 = 6)

3p 1w

(Addr. 509 = 7)

Measured values derived from

voltage measurement inputs V2

and V3 are taken to be 0 and are

not calculated.

System with equal loading of the

phases. The measured values of

the voltage measurement input V2

are calculated.

TN-C system with 1-phase, three-

conductor connection. Measured

values derived from voltage

measurement input V3 are taken to

be 0 and are not calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Current measurement I1, I2, I3

The devices (UMG 96 RM-P/-CBM)

• are only approved for current measurements

with a current transformer.

• are intended for the connection of current

transformers with secondary currents of
../1 A and ../5 A.

• have the current transformer ratio set to

5/5 A as standard.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Current measurement inputs on the device

and on the current transformer that are
dangerous to touch.

Render the system free of voltage before
starting work! Check the system is free of
electrical energy!
Earth your system! Use the earth connection
points with earthing symbols for this!
Earth the secondary windings of current
transformers and all of the metal parts of the
transformer that could be touched!

NOTE!
If the measurement range is exceeded,
the measurement device display shows
"EEE". Further information on this can
be found in the user manual.

WARNING!

Risk of injury due to
large currents and high
electric voltages!

Current transformers that are operated open in the
secondary side (high voltage peaks) can cause
severe bodily injuries or death.
Avoid operating current transformers when open,
short circuit transformers that are unloaded!

L2
L3
N

Load

Connection variant

3p 4w Current measurement

(I1, I2, I3) via current transformer

(Addr. 510 = 0,

standard setting).

Connection variants for current measurement I1, I2, I3

3p 2i

(Addr. 510 = 1)

3p 2i0

(Addr. 510 = 2)

3p 3w3

(Addr. 510 = 3)

3p 3w

(Addr. 510 = 4)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

The measured values for the

current measurement input I2 are

calculated.

Measurement in the 3-phase

network with unequal loading.

Measurement in the 3-phase

network with equal loading.

The measured values for current

measurement inputs I2 and I3 are

calculated.

2p 4w

(Addr. 510 = 5)

1p 2i

(Addr. 510 = 6)

1p 2w

(Addr. 510 = 7)

3p 1w

(Addr. 510 = 8)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

Measured values derived from

current measurement input I3

are taken to be 0 and are not

calculated.

Measured values derived from

current measurement inputs I2 and

I3 are taken to be 0 and are not

calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

Current measurement I4

Connection variant for current

measurement (I4) via current

transformer

Current values but not power
values can be calculated for
current measurement input I4.

Load

NOTE!
The measurement input I4 does not
require address setting on the device.

NOTE!
Further information on current data and
current transformer data can be found
in the user manual.

The 3 most common connections for
communication between PC and device are
described in the following:

UMG

96 RM-P/-CBM

USB (Typ A)

PC and UMG 96 RM-P/-CBM require a fixed IP address.

(gedrehtes Patchkabel)

RS232 RS232

RS485

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

Connection of the UMG 96 RM-P/-CBM
via interface converter.

USB (Typ B)

(gedrehtes Patchkabel)

UMG 604

Connection of the UMG 96 RM-P/-CBM
via an UMG 604 as gateway.

Ethernet

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

RS485

Establish connection to PC

More details on device configuration and
communication can be found from section 13.

NOTE "Profibus interface"!
Information for integrating your UMG 96
RM-P in your

Profibus network can be

found in the user manual.

Recommendation for the Ethernet connection:

Use at least a CAT5 cable!

Fig. Rear side view of

UMG 96 RM-P

CAUTION!

Property damage due to
incorrect network settings

Incorrect network settings can cause faults in
the IT network!
Find out the correct Ethernet network
settings for your device from your network
administrator.

The device is operated with buttons 1 and 2,
whereby the following distinctions are made:

• Short press (button 1 or 2):

Next step (+1).

• Longer press (button 1 or 2):

Previous step (-1).

The device differentiates between display and
programming mode.

Display mode

• Buttons 1 and 2 can be used to scroll

between the measured value indications.

• The measured value indication shows up to

3 measured values.

• A time for the automatic display change

between the measured value indications can
be configured in the GridVis® software.

Programming mode

• Hold buttons 1 and 2 depressed

simultaneously for 1 second to change
between

display mode

and

programming

mode

. The text

PRG appears in the display.

• Configure the necessary settings for the

operation of the device in programming
mode.

Controls and button functions

Fig. Display UMG 96 RM-P/ -CBM

Button 1

Button 2

Delivery

Mean value

CT: Current transformer

VT:

Voltage transformer

K1: Output 1

K2: Output 2

Password

Phase conductor-

Phase conductor

Summation measurement

Programming

mode

Min. value NT/Delivery

Max. value, HT/Consumption

• The programming mode can be protected with

a user password.

• Button 2 switches between the programming

menus:
1.

Current transformer

Voltage transformer

Parameter list

In order to switch from

programming mode

display mode

• press buttons 1 and 2 simultaneously for 1 second.
• do not press any buttons for 60 seconds (automatic).

NOTE!
Changes are only applied after exiting
the programming mode.

NOTE!

• The following section contains an

explanation of the most important
programming menus

current

transformer, voltage transformer
and

parameter list.

• More detailed information on the

operation, display and button
functions for your device can be found
in the user manual.

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on current

transformers and current transformer
ratios, see the user manual.

Programming current transformers

1. Switch to programming mode.
2. The symbols for the programming mode

PRG and current transformer CT appear.

3. Press button 1 - the first digit of the input

field for the primary current flashes.

4. Use button 2 to select the value of the

1st digit.

5. Use button 1 to change to the 2nd digit.
6. Use button 2 to select the value of the

2nd digit.

7. Use button 1 to change to the 3rd digit.
8. Use button 2 to select the value of the

3rd digit.

9. Confirm with button 1.
10. The complete number flashes.
11. Use button 2 to select the decimal place and

thus the unit of the primary current.

12. Confirm with button 1.
13. The input range of the secondary current

flashes.

14. Set the secondary current (value 1 A or 5 A)

with button 2.

15. Confirm with button 1.
16. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the input field for the
voltage transformer.

Current transformer symbol

Unit indicator

Current transformer, primary

Programming mode

Current transformer, secondary

Fig. "Current transformer" input field

Programming the voltage transformer

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Use button 2 to change to programming

mode for the voltage transformer.

4. The symbols for Programming mode

PRG,

and for the voltage transformer

VT appear.

5. Press button 1 - the first digit of the input

field for the primary voltage flashes.

6. Use button 2 to select the value of the

1st digit.

7. Use button 1 to change to the 2nd digit.
8. Use button 2 to select the value of the

2nd digit.

9. Use button 1 to change to the 3rd digit.
10. Use button 2 to select the value of the

3rd digit.

11. Confirm with button 1.
12. The complete number flashes.
13. Use button 2 to select the decimal place and

thus the unit of the primary voltage.

14. Confirm with button 1.
15. The input range of the secondary voltage

flashes.

16. Set the secondary voltage with button 2.

17. Confirm with button 1.
18. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the programming
mode for the parameter list.

Unit indicator

Voltage transformer,
primary

Programming mode

Voltage transformer,
secondary
Voltage transformer
symbol

Fig. "Voltage transformer" input field

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on voltage

transformers and voltage transformer
ratios, see the user manual.

Fuse (UL/IEC listed)

NOTE!
As an alternative to the fuse and circuit
breaker, you can use a line safety switch.

The voltage measurement inputs are designed for
measurements in low voltage networks, in which
rated voltages of up to

• 277 V phase to earth and 480 V phase to phase

in the 4-conductor system or

• 480 V phase to phase in the 3-conductor system

occur.
The measurement and surge voltages meet
overvoltage category 300 V CATIII.

3p 4w

(Addr. 509 = 0, standard setting)

3p 4wu

(Addr. 509 = 1)

3p 4u

(Addr. 509 = 2)

3p 2u

(Addr. 509 = 5)

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Measurement with 3 phase

conductors and neutral conductor.

Measurement via voltage

transformer with 3 phase

conductors and a neutral

conductor.

Measurement with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

Measurement via voltage

transformer with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Art. Nr

. 33.03.219

Disclaimer

The observance of the information products for
the devices is a prerequisite for safe operation
and to achieve the stipulated performance
characteristics and product characteristics.
Janitza electronics GmbH accepts no liability
for injuries to personnel, property damage
or financial losses arising due to a failure to
comply with the information products. Ensure
that your information products are accessible
and legible.

Further information can be found on our web-
site www.janitza.com at Support > Downloads.

© 2016 - Janitza electronics GmbH - Lahnau.
All rights reserved. Duplication, editing,
distribution and any form of exploitation, also
as excerpts, is prohibited.

Subject to technical amendments

• Make sure that your device agrees with the

installation manual.

• Read and understand first product-related

documents.

• Keep product supporting documentation

throughout the life available and, where ap-
propriate, to pass on to subsequent users.

• Please inform yourself about device revisi-

ons and the associated adjustments to the
product-related documentation on
www.janitza.com.

Disposal

Please observe national regulations!
If disposing of individual parts, please dispose
of them in accordance with their nature and
existing country-specific regulations, for
example as:

•  Electrical scrap
•  Plastics
•  Metals

Or, task a certified disposal business with the
scrapping.

Relevant laws, applied standards and
directives

The laws, standards and directives for the
device applied by Janitza electronic GmbH
can be found in the declaration of conformity
on our website.

General

Voltage measurement

3-phase, 4-conductor
systems with rated
voltages up to

277 V/480 V (+-10%)

3-phase, 3-conductor
systems, unearthed, with
rated voltages up to

IT 480 V (+-10%)

Overvoltage category

300 V CAT III

Measurement voltage surge 4 kV
Protection of
voltage measurement

1 - 10 A
(With IEC / UL approval)

Measurement range L-N

to 300 Vrms

(max. overvoltage 520 Vrms )

Voltage measurement

Measurement range L-L

to 520 Vrms

(max. overvoltage 900 Vrms )

Resolution

0.01 V

Crest factor

2.45 (related to the measurement range)

Impedance

4 MOhm / phase

Power consumption

approx. 0.1 VA

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

Frequency range of the
fundamental oscillation -
resolution

45 Hz to 65 Hz
0.01 Hz

1) ... The device determines measured values only if the Voltage

measurement input V1 voltage L1-N greater than 20 Vrms

(4-wire measurement) or a voltage L1-L2 of larger 34 Vrms

(3-wire measurement) is applied.

Current measurement I1 - I4

Rated current

5 A

Measurement range

0 to 6 Arms

Crest factor

1.98

Resolution

0.1 mA (display 0.01 A)

Overvoltage category

300 V CAT II

Measurement voltage
surge

2 kV

Power consumption

approx. 0.2 VA (Ri = 5 mOhm)

Overload for 1 sec.

120 A (sinusoidal)

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

NOTE!
Further technical data can be found in
the user manual for the device.

Supply voltage

Nominal range

Option 230 V:

AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
Option 24 V:

AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII

Operating range

+-10% of the nominal range

UMG 96 RM-P
Power consumption

Option 230 V: max. 7,5 VA / 4 W

Option 24 V: max. 6,5 VA / 5 W

UMG 96 RM-CBM
Power consumption

Option 230 V: max. 6 VA / 3 W

Option 24 V: max. 5 VA / 3 W

Internal fuse,
not replaceable

Type T1A / 250 VDC / 277 VAC
according to IEC 60127

Recommended over-
current protection device
for the line protection

Option 230 V: 6-16 A

Option 24 V: 1-6 A

(Char. B)
(IEC/UL approval)

Programming parameters

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Press button 2 twice to change to the

programming mode for the parameter list.

4. The input area of the parameter list appears.
5. Confirm with button 1 - the first digit of the

parameter address flashes.

NOTE!

• A detailed parameter list with setting

areas and pre-settings can be found
in the user manual or the Modbus
address list on our website.

• The parameter addresses of the

device address (000) and the Baud
rate (001) are explained in the
following.

6. Use button 2 to select the value of the

1st digit.

7. Continue the process for the next digits of

the parameter address and for the parameter
settings.

8. Exit programming mode by simultaneously

pressing button 1 and 2 (1 second). Use
button 2 to change back to the input field for
the current transformer.

Parameter address

Programming mode

Parameter setting

Fig. "Parameter list"
input field

Set the device address (parameter address 000)
In a Master-Slave network via the RS485 interface
it is possible to distinguish between a master device
and other devices with the device address.
In the case of devices within this network, for the
parameter address 000 please note

• you must assign different device addresses.
• the parameter setting of the parameter address

000 must lie within the range of 1 to 247
(0 and 248 to 255 are reserved).

Set the Baud rate (parameter address 001)
In a Master-Slave network via the RS485 interface,
for each device:

• select a uniform Baud rate (parameter address

001) (for settings see the user manual).

• select the number of stop bits

(parameter address 003) (0=1 Bit, 1=2 Bits).

Data bits (8) and parity (none) are preset.

Technical data

General information

Net weight

(with attached connectors)

approx. 358 g

Packaging weight

(including accessories)

approx. 790 g

Battery

Lithium battery CR2032, 3 V

(approval i.a.w. UL 1642)

Service life of

background lighting

40000 h

(after this period of time

the background lighting

efficiency will reduce by

approx. 50%)

Transport and storage

The following information applies to devices which are trans-

ported or stored in the original packaging.
Free fall

1 m

Temperature

K55 (-25° C to +70° C)

Relative humidity

0 to 90% RH

Ambient coditions during operation

The UMG 96RM is intended for weather-protected, stationary

use. Protection class II i.a.w. IEC 60536 (VDE 0106, Part 1).
Operating temperature range

K55 (-10° C .. +55° C)

Relative humidity

0 to 75% RH

Operating altitude

0 .. 2000 m above sea level

Degree of pollution

Mounting position

vertical

Ventilation

Forced ventilation is not

required.

Protection against ingress of

solid foreign bodies and water

- Front side

- Rear side

- Front with seal

IP40 i.a.w. EN60529

IP20 i.a.w. EN60529

IP54 i.a.w. EN60529

Digital inputs

4 optional digital inputs, semiconductor relays,
not short-circuit proof.
Maximum counter frequency

20 Hz

Input signal present

18V .. 28 V DC

(typical 4 mA)

Input signal not present

0 .. 5 V DC,

current less than 0.5 mA

Digital outputs

6 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage

max. 33 V AC, 60 V DC

Switching current

max. 50 mAeff AC/DC

Response time

10/12 p 10 ms *

Pulse output (energy pulse)

max. 50 Hz

* Response time e.g. at 50 Hz: 200 ms + 10 ms = 210 ms

Cable length (digital inputs and outputs)

Up to 30 m

Unshielded

More than 30 m

Shielded

Serial interface

RS485 - Modbus RTU/Slave

9.6 kbps, 19.2 kbps,

38.4 kbps, 57.6 kbps,

115.2 kbps

Stripping length

7 mm

USB (receptacle)

USB 2.0, type B, max.

transfer rate 921.6 kbps

Profibus (only UMG96RM-P)

- Profibus DP/V0

- Receptacle

- 9,6kbps to 12Mbps

- D-sub, 9-pole

Terminal connection capacity (power supply voltage)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (current measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (voltage measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.08 - 4.0 mm

, AWG 28-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (digital inputs/outputs)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Terminal connection capacity (RS485)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Procedure in the event of faults

Possible fault

Cause

Remedy

No display

External fusing for the power supply voltage has

tripped.

Replace fuse.

No current display

Measurement voltage is not connected.

Connect the measuring-circuit voltage.

Measurement current is not connected.

Connect measuring-circuit current.

Current displayed is too large

or too small.

Current measurement in the wrong phase.

Check connection and correct if necessary.

Current transformer factor is incorrectly programmed. Read out and program the current transformer trans-

formation ratio at the current transformer.

The current peak value at the measurement input

was exceeded by harmonic components.

Install current transformer with a larger transforma-

tion ratio.

The current at the measurement input fell short of.

Install current transformer with a suitable transfor-

mation ratio.

Voltage displayed is too large

or too small.

Measurement in the wrong phase.

Check connection and correct if necessary.

Voltage transformer incorrectly programmed.

Read out and program the voltage transformer trans-

formation ratio at the voltage transformer.

Voltage displayed is too

small.

Overrange.

Install voltage transformers.

The peak voltage value at the measurement input has

been exceeded by harmonic components.

Caution! Ensure the measurement inputs are not

overloaded.

"EEE" in the display

See „error messages“ in the user manual.

"EEE bAt" in the display

Battery capacity is too low

Replace battery

(see "Replacing the battery" in the user manual).

Device still does not work

despite the above measures.

Device defective.

Send the device to the manufacturer for inspection

and testing along with an accurate fault description.

Dok Nr

. 2.040.122.1.a

Power Analyser

UMG 96 RM-P
UMG 96 RM-CBM

Installation manual



Installation



Device settings

The devices UMG 96 RM-P/-CBM have
3 voltage measurement inputs and are suitable
for a range of connection variants.

Suitable network systems and maximum rated voltages (DIN EN 61010-1/A1):

L2 L3 N

Deutsche V

ersion:

siehe V

derseite

www

.janitza.com

Janitza electronics GmbH
Vor dem Polstück 6
D-35633 Lahnau / Germany
Support tel. +49 6441 9642-22
Fax +49 6441 9642-30
e-mail: [email protected]
Website: http://www.janitza.com

Power Analyser

User manual:

Safety

Symbols used:

This symbol is used as an addition
to the safety instructions and
warns of an electrical hazard.

This symbol is used as an addition
to the safety instructions and
warns of a potential hazard.

This symbol with the word

NOTE!

describes:

• Procedures that do not entail

any danger of injury.

• Important information,

procedures or handling steps.

Safety instructions are highlighted with
a warning triangle and shown as follows,
depending on the degree of hazard:

DANGER!

Indicates an immediately
threatening hazard that leads to
serious or even fatal injuries.

WARNING!

Indicates a potentially hazardous
situation that could lead to
serious or even fatal injuries.

CAUTION!

Indicates a potentially hazardous
situation that could lead to minor
injuries or damage to property.

• Before establishing electrical connections

to the device, earth it at the ground wire
connection if there is one.

• Hazardous voltages may arise in all circuit

parts that are connected to the power supply.

• Even after disconnecting the supply voltage,

there may still be hazardous voltages
present in the device (capacitor storage).

• Do not operate equipment with current

transformer circuits when open.

• Do not exceed the limit values stipulated in

the user manual and on the rating plate - even
during testing or commissioning.

• Observe the safety and warning information in

the documents that belong to the devices!

Qualified personnel

In order to avoid injuries to personnel and
property damage, only qualified personnel with
electrical training are permitted to work on the
devices with knowledge

• of the national regulations for accident

prevention

• of safety standards
• of installation, commissioning and operation

of the device.

Proper use

The device is

• intended for installation in switch cabinets

and small installation distributors (please
observe step 3 “Assembly”).

• not intended for installation in vehicles!

The use of the device in mobile equipment
is considered to be non-standard
environmental conditions and is therefore
only permitted after separate agreement.

• not intended for installation in environments

with hazardous oils, acids, gases, vapours,
dusts, radiation, etc.

The prerequisites of faultless, safe operation
of this device are proper transport and proper
storage, set-up, installation, operation and
maintenance.

Brief description of device

Assembly

The devices UMG 96 RM-P/-CBM are
multifunctional network analysers, which:

• Measure and calculate electrical variables

such as voltage, current, frequency,
power, energy, harmonics (up to the 40th
harmonic), etc. in building installations,
on distribution units, circuit breakers and
busbar trunking systems.

• Display and save measurement results and

transmit them via interfaces.

The UMG 96 RM-P and the UMG 96 RM-
CBM:

•

have the same construction type.

•

differ due to the additional Profibus
interface of the UMG 96 RM-P.

NOTE!
The device figures in this installation
manual pertain to the UMG 96 RM-P.

NOTE!
For further information on device functions, data and assembly, see the user manual.

Install the device in the weatherproof front panel of
switch cabinets.

Cut-out size for
UMG 96 RM-P/-CBM:
92

+0.8

x 92

+0.8

Ensure!
Adequate ventilation
• The device is installed

vertically!

• Observe clearance to

adjacent components!

Fig. Mounting position,
rear view

CAUTION!

Damage to property due to
disregard of the installation
instructions

Connecting the supply voltage

Fuse
Circuit breaker

Fig. Connection of supply voltage.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Device inputs that are dangerous to touch.

Render the system free of voltage before
starting work! Check the system is free of
electrical energy!

CAUTION!

Damage to property due to
disregard of the connection
conditions or impermissible
overvoltage!

•

Voltage and frequency correspond to the
details on the ratings plate! Limit values
stipulated in the user manual have been
complied with!

•

In building installations, the supply voltage
must be protected with a UL/IEC approved
circuit breaker / a fuse!

•

The isolation device

must be installed near the device and in
a location that is easily accessible for
the user.

must be labelled to identify the
respective device.

•

Do not tap the supply voltage from the
voltage transformer.

•

Provide a fuse for the neutral conductor
if the neutral conductor terminal of the
source is not grounded.

Three-phase, four-conductor systems

with earthed neutral conductor

Three-phase, four-conductor systems

with non-earthed neutral conductor

(IT networks)

Three-phase, three-conductor systems

Non-earthed

Three-phase, three-conductor systems

With earthed phase

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

/ U

L-L

277 VLN / 480 VLL

L-N

/ U

L-L

277 VLN / 480 VLL

L-L

480 VLL

L-L

240 VLL

Single-phase, two-conductor systems

with earthed neutral conductor

Separated single-phase,

three-conductor system

with earthed neutral conductor

The devices can be used
in

• 2, 3 and 4 conductor

networks (TN, TT and
IT networks)

• in residential and

industrial applications.

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

230 VLN

L-N

/ U

L-L

240 VLN / 480 VLL

Mains systems

Voltage measurement

CAUTION!

Danger of injury or damage to
the device

Disregard of the connection conditions for the
voltage measurement inputs can result in injuries
or to the device being damaged.
For this reason, note that:

•

The voltage measurement inputs

are not connected to DC voltage.

are equipped with a suitable, labelled
fuse and isolation device located in
the vicinity (alternative: circuit breaker)
located nearby.

are dangerous to touch.

•

Voltages that exceed the allowed network
rated voltages must be connected via
a voltage transformer.

•

Measured voltages and measured currents
must derive from the same network!

L2
L3
N

Circuit breaker

NOTE!
If the metering range is exceeded, the
measurement device display shows
"EEE". For further information, see the
user manual.

Connection variant

3p 4w Voltage measurement

(Addr. 509 = 0, standard setting)

Connection variants for voltage measurement

1p 2w1

(Addr. 509 = 4)

2p 4w

(Addr. 509 = 3)

1p 2w

(Addr. 509 = 6)

3p 1w

(Addr. 509 = 7)

Measured values derived from

voltage measurement inputs V2

and V3 are taken to be 0 and are

not calculated.

System with equal loading of the

phases. The measured values of

the voltage measurement input V2

are calculated.

TN-C system with 1-phase, three-

conductor connection. Measured

values derived from voltage

measurement input V3 are taken to

be 0 and are not calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Current measurement I1, I2, I3

The devices (UMG 96 RM-P/-CBM)

• are only approved for current measurements

with a current transformer.

• are intended for the connection of current

transformers with secondary currents of
../1 A and ../5 A.

• have the current transformer ratio set to

5/5 A as standard.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Current measurement inputs on the device

and on the current transformer that are
dangerous to touch.

NOTE!
If the measurement range is exceeded,
the measurement device display shows
"EEE". Further information on this can
be found in the user manual.

WARNING!

Risk of injury due to
large currents and high
electric voltages!

L2
L3
N

Load

Connection variant

3p 4w Current measurement

(I1, I2, I3) via current transformer

(Addr. 510 = 0,

standard setting).

Connection variants for current measurement I1, I2, I3

3p 2i

(Addr. 510 = 1)

3p 2i0

(Addr. 510 = 2)

3p 3w3

(Addr. 510 = 3)

3p 3w

(Addr. 510 = 4)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

The measured values for the

current measurement input I2 are

calculated.

Measurement in the 3-phase

network with unequal loading.

Measurement in the 3-phase

network with equal loading.

The measured values for current

measurement inputs I2 and I3 are

calculated.

2p 4w

(Addr. 510 = 5)

1p 2i

(Addr. 510 = 6)

1p 2w

(Addr. 510 = 7)

3p 1w

(Addr. 510 = 8)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

Measured values derived from

current measurement input I3

are taken to be 0 and are not

calculated.

Measured values derived from

current measurement inputs I2 and

I3 are taken to be 0 and are not

calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

Current measurement I4

Connection variant for current

measurement (I4) via current

transformer

Current values but not power
values can be calculated for
current measurement input I4.

Load

NOTE!
The measurement input I4 does not
require address setting on the device.

NOTE!
Further information on current data and
current transformer data can be found
in the user manual.

The 3 most common connections for
communication between PC and device are
described in the following:

UMG

96 RM-P/-CBM

USB (Typ A)

PC and UMG 96 RM-P/-CBM require a fixed IP address.

(gedrehtes Patchkabel)

RS232 RS232

RS485

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

Connection of the UMG 96 RM-P/-CBM
via interface converter.

USB (Typ B)

(gedrehtes Patchkabel)

UMG 604

Connection of the UMG 96 RM-P/-CBM
via an UMG 604 as gateway.

Ethernet

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

RS485

Establish connection to PC

More details on device configuration and
communication can be found from section 13.

NOTE "Profibus interface"!
Information for integrating your UMG 96
RM-P in your

Profibus network can be

found in the user manual.

Recommendation for the Ethernet connection:

Use at least a CAT5 cable!

Fig. Rear side view of

UMG 96 RM-P

CAUTION!

Property damage due to
incorrect network settings

Incorrect network settings can cause faults in
the IT network!
Find out the correct Ethernet network
settings for your device from your network
administrator.

The device is operated with buttons 1 and 2,
whereby the following distinctions are made:

• Short press (button 1 or 2):

Next step (+1).

• Longer press (button 1 or 2):

Previous step (-1).

The device differentiates between display and
programming mode.

Display mode

• Buttons 1 and 2 can be used to scroll

between the measured value indications.

• The measured value indication shows up to

3 measured values.

• A time for the automatic display change

between the measured value indications can
be configured in the GridVis® software.

Programming mode

• Hold buttons 1 and 2 depressed

simultaneously for 1 second to change
between

display mode

and

programming

mode

. The text

PRG appears in the display.

• Configure the necessary settings for the

operation of the device in programming
mode.

Controls and button functions

Fig. Display UMG 96 RM-P/ -CBM

Button 1

Button 2

Delivery

Mean value

CT: Current transformer

VT:

Voltage transformer

K1: Output 1

K2: Output 2

Password

Phase conductor-

Phase conductor

Summation measurement

Programming

mode

Min. value NT/Delivery

Max. value, HT/Consumption

• The programming mode can be protected with

a user password.

• Button 2 switches between the programming

menus:
1.

Current transformer

Voltage transformer

Parameter list

In order to switch from

programming mode

display mode

• press buttons 1 and 2 simultaneously for 1 second.
• do not press any buttons for 60 seconds (automatic).

NOTE!
Changes are only applied after exiting
the programming mode.

NOTE!

• The following section contains an

explanation of the most important
programming menus

current

transformer, voltage transformer
and

parameter list.

• More detailed information on the

operation, display and button
functions for your device can be found
in the user manual.

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on current

transformers and current transformer
ratios, see the user manual.

Programming current transformers

1. Switch to programming mode.
2. The symbols for the programming mode

PRG and current transformer CT appear.

3. Press button 1 - the first digit of the input

field for the primary current flashes.

4. Use button 2 to select the value of the

1st digit.

5. Use button 1 to change to the 2nd digit.
6. Use button 2 to select the value of the

2nd digit.

7. Use button 1 to change to the 3rd digit.
8. Use button 2 to select the value of the

3rd digit.

9. Confirm with button 1.
10. The complete number flashes.
11. Use button 2 to select the decimal place and

thus the unit of the primary current.

12. Confirm with button 1.
13. The input range of the secondary current

flashes.

14. Set the secondary current (value 1 A or 5 A)

with button 2.

15. Confirm with button 1.
16. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the input field for the
voltage transformer.

Current transformer symbol

Unit indicator

Current transformer, primary

Programming mode

Current transformer, secondary

Fig. "Current transformer" input field

Programming the voltage transformer

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Use button 2 to change to programming

mode for the voltage transformer.

4. The symbols for Programming mode

PRG,

and for the voltage transformer

VT appear.

5. Press button 1 - the first digit of the input

field for the primary voltage flashes.

6. Use button 2 to select the value of the

1st digit.

7. Use button 1 to change to the 2nd digit.
8. Use button 2 to select the value of the

2nd digit.

9. Use button 1 to change to the 3rd digit.
10. Use button 2 to select the value of the

3rd digit.

11. Confirm with button 1.
12. The complete number flashes.
13. Use button 2 to select the decimal place and

thus the unit of the primary voltage.

14. Confirm with button 1.
15. The input range of the secondary voltage

flashes.

16. Set the secondary voltage with button 2.

17. Confirm with button 1.
18. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the programming
mode for the parameter list.

Unit indicator

Voltage transformer,
primary

Programming mode

Voltage transformer,
secondary
Voltage transformer
symbol

Fig. "Voltage transformer" input field

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on voltage

transformers and voltage transformer
ratios, see the user manual.

Fuse (UL/IEC listed)

NOTE!
As an alternative to the fuse and circuit
breaker, you can use a line safety switch.

The voltage measurement inputs are designed for
measurements in low voltage networks, in which
rated voltages of up to

• 277 V phase to earth and 480 V phase to phase

in the 4-conductor system or

• 480 V phase to phase in the 3-conductor system

occur.
The measurement and surge voltages meet
overvoltage category 300 V CATIII.

3p 4w

(Addr. 509 = 0, standard setting)

3p 4wu

(Addr. 509 = 1)

3p 4u

(Addr. 509 = 2)

3p 2u

(Addr. 509 = 5)

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Measurement with 3 phase

conductors and neutral conductor.

Measurement via voltage

transformer with 3 phase

conductors and a neutral

conductor.

Measurement with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

Measurement via voltage

transformer with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Art. Nr

. 33.03.219

Disclaimer

Further information can be found on our web-
site www.janitza.com at Support > Downloads.

© 2016 - Janitza electronics GmbH - Lahnau.
All rights reserved. Duplication, editing,
distribution and any form of exploitation, also
as excerpts, is prohibited.

Subject to technical amendments

• Make sure that your device agrees with the

installation manual.

• Read and understand first product-related

documents.

• Keep product supporting documentation

throughout the life available and, where ap-
propriate, to pass on to subsequent users.

• Please inform yourself about device revisi-

ons and the associated adjustments to the
product-related documentation on
www.janitza.com.

Disposal

Please observe national regulations!
If disposing of individual parts, please dispose
of them in accordance with their nature and
existing country-specific regulations, for
example as:

•  Electrical scrap
•  Plastics
•  Metals

Or, task a certified disposal business with the
scrapping.

Relevant laws, applied standards and
directives

The laws, standards and directives for the
device applied by Janitza electronic GmbH
can be found in the declaration of conformity
on our website.

General

Voltage measurement

3-phase, 4-conductor
systems with rated
voltages up to

277 V/480 V (+-10%)

3-phase, 3-conductor
systems, unearthed, with
rated voltages up to

IT 480 V (+-10%)

Overvoltage category

300 V CAT III

Measurement voltage surge 4 kV
Protection of
voltage measurement

1 - 10 A
(With IEC / UL approval)

Measurement range L-N

to 300 Vrms

(max. overvoltage 520 Vrms )

Voltage measurement

Measurement range L-L

to 520 Vrms

(max. overvoltage 900 Vrms )

Resolution

0.01 V

Crest factor

2.45 (related to the measurement range)

Impedance

4 MOhm / phase

Power consumption

approx. 0.1 VA

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

Frequency range of the
fundamental oscillation -
resolution

45 Hz to 65 Hz
0.01 Hz

1) ... The device determines measured values only if the Voltage

measurement input V1 voltage L1-N greater than 20 Vrms

(4-wire measurement) or a voltage L1-L2 of larger 34 Vrms

(3-wire measurement) is applied.

Current measurement I1 - I4

Rated current

5 A

Measurement range

0 to 6 Arms

Crest factor

1.98

Resolution

0.1 mA (display 0.01 A)

Overvoltage category

300 V CAT II

Measurement voltage
surge

2 kV

Power consumption

approx. 0.2 VA (Ri = 5 mOhm)

Overload for 1 sec.

120 A (sinusoidal)

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

NOTE!
Further technical data can be found in
the user manual for the device.

Supply voltage

Nominal range

Option 230 V:

AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
Option 24 V:

AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII

Operating range

+-10% of the nominal range

UMG 96 RM-P
Power consumption

Option 230 V: max. 7,5 VA / 4 W

Option 24 V: max. 6,5 VA / 5 W

UMG 96 RM-CBM
Power consumption

Option 230 V: max. 6 VA / 3 W

Option 24 V: max. 5 VA / 3 W

Internal fuse,
not replaceable

Type T1A / 250 VDC / 277 VAC
according to IEC 60127

Recommended over-
current protection device
for the line protection

Option 230 V: 6-16 A

Option 24 V: 1-6 A

(Char. B)
(IEC/UL approval)

Programming parameters

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Press button 2 twice to change to the

programming mode for the parameter list.

4. The input area of the parameter list appears.
5. Confirm with button 1 - the first digit of the

parameter address flashes.

NOTE!

• A detailed parameter list with setting

areas and pre-settings can be found
in the user manual or the Modbus
address list on our website.

• The parameter addresses of the

device address (000) and the Baud
rate (001) are explained in the
following.

6. Use button 2 to select the value of the

1st digit.

7. Continue the process for the next digits of

the parameter address and for the parameter
settings.

8. Exit programming mode by simultaneously

pressing button 1 and 2 (1 second). Use
button 2 to change back to the input field for
the current transformer.

Parameter address

Programming mode

Parameter setting

Fig. "Parameter list"
input field

• you must assign different device addresses.
• the parameter setting of the parameter address

000 must lie within the range of 1 to 247
(0 and 248 to 255 are reserved).

Set the Baud rate (parameter address 001)
In a Master-Slave network via the RS485 interface,
for each device:

• select a uniform Baud rate (parameter address

001) (for settings see the user manual).

• select the number of stop bits

(parameter address 003) (0=1 Bit, 1=2 Bits).

Data bits (8) and parity (none) are preset.

Technical data

General information

Net weight

(with attached connectors)

approx. 358 g

Packaging weight

(including accessories)

approx. 790 g

Battery

Lithium battery CR2032, 3 V

(approval i.a.w. UL 1642)

Service life of

background lighting

40000 h

(after this period of time

the background lighting

efficiency will reduce by

approx. 50%)

Transport and storage

The following information applies to devices which are trans-

ported or stored in the original packaging.
Free fall

1 m

Temperature

K55 (-25° C to +70° C)

Relative humidity

0 to 90% RH

Ambient coditions during operation

The UMG 96RM is intended for weather-protected, stationary

use. Protection class II i.a.w. IEC 60536 (VDE 0106, Part 1).
Operating temperature range

K55 (-10° C .. +55° C)

Relative humidity

0 to 75% RH

Operating altitude

0 .. 2000 m above sea level

Degree of pollution

Mounting position

vertical

Ventilation

Forced ventilation is not

required.

Protection against ingress of

solid foreign bodies and water

- Front side

- Rear side

- Front with seal

IP40 i.a.w. EN60529

IP20 i.a.w. EN60529

IP54 i.a.w. EN60529

Digital inputs

4 optional digital inputs, semiconductor relays,
not short-circuit proof.
Maximum counter frequency

20 Hz

Input signal present

18V .. 28 V DC

(typical 4 mA)

Input signal not present

0 .. 5 V DC,

current less than 0.5 mA

Digital outputs

6 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage

max. 33 V AC, 60 V DC

Switching current

max. 50 mAeff AC/DC

Response time

10/12 p 10 ms *

Pulse output (energy pulse)

max. 50 Hz

* Response time e.g. at 50 Hz: 200 ms + 10 ms = 210 ms

Cable length (digital inputs and outputs)

Up to 30 m

Unshielded

More than 30 m

Shielded

Serial interface

RS485 - Modbus RTU/Slave

9.6 kbps, 19.2 kbps,

38.4 kbps, 57.6 kbps,

115.2 kbps

Stripping length

7 mm

USB (receptacle)

USB 2.0, type B, max.

transfer rate 921.6 kbps

Profibus (only UMG96RM-P)

- Profibus DP/V0

- Receptacle

- 9,6kbps to 12Mbps

- D-sub, 9-pole

Terminal connection capacity (power supply voltage)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (current measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (voltage measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.08 - 4.0 mm

, AWG 28-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (digital inputs/outputs)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Terminal connection capacity (RS485)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Procedure in the event of faults

Possible fault

Cause

Remedy

No display

External fusing for the power supply voltage has

tripped.

Replace fuse.

No current display

Measurement voltage is not connected.

Connect the measuring-circuit voltage.

Measurement current is not connected.

Connect measuring-circuit current.

Current displayed is too large

or too small.

Current measurement in the wrong phase.

Check connection and correct if necessary.

Current transformer factor is incorrectly programmed. Read out and program the current transformer trans-

formation ratio at the current transformer.

The current peak value at the measurement input

was exceeded by harmonic components.

Install current transformer with a larger transforma-

tion ratio.

The current at the measurement input fell short of.

Install current transformer with a suitable transfor-

mation ratio.

Voltage displayed is too large

or too small.

Measurement in the wrong phase.

Check connection and correct if necessary.

Voltage transformer incorrectly programmed.

Read out and program the voltage transformer trans-

formation ratio at the voltage transformer.

Voltage displayed is too

small.

Overrange.

Install voltage transformers.

The peak voltage value at the measurement input has

been exceeded by harmonic components.

Caution! Ensure the measurement inputs are not

overloaded.

"EEE" in the display

See „error messages“ in the user manual.

"EEE bAt" in the display

Battery capacity is too low

Replace battery

(see "Replacing the battery" in the user manual).

Device still does not work

despite the above measures.

Device defective.

Send the device to the manufacturer for inspection

and testing along with an accurate fault description.

Dok Nr

. 2.040.122.1.a

Power Analyser

UMG 96 RM-P
UMG 96 RM-CBM

Installation manual



Installation



Device settings

The devices UMG 96 RM-P/-CBM have
3 voltage measurement inputs and are suitable
for a range of connection variants.

Suitable network systems and maximum rated voltages (DIN EN 61010-1/A1):

L2 L3 N

Deutsche V

ersion:

siehe V

derseite

www

.janitza.com

Janitza electronics GmbH
Vor dem Polstück 6
D-35633 Lahnau / Germany
Support tel. +49 6441 9642-22
Fax +49 6441 9642-30
e-mail: [email protected]
Website: http://www.janitza.com

Power Analyser

User manual:

Safety

Symbols used:

This symbol is used as an addition
to the safety instructions and
warns of an electrical hazard.

This symbol is used as an addition
to the safety instructions and
warns of a potential hazard.

This symbol with the word

NOTE!

describes:

• Procedures that do not entail

any danger of injury.

• Important information,

procedures or handling steps.

Safety instructions are highlighted with
a warning triangle and shown as follows,
depending on the degree of hazard:

DANGER!

Indicates an immediately
threatening hazard that leads to
serious or even fatal injuries.

WARNING!

Indicates a potentially hazardous
situation that could lead to
serious or even fatal injuries.

CAUTION!

Indicates a potentially hazardous
situation that could lead to minor
injuries or damage to property.

• Before establishing electrical connections

to the device, earth it at the ground wire
connection if there is one.

• Hazardous voltages may arise in all circuit

parts that are connected to the power supply.

• Even after disconnecting the supply voltage,

there may still be hazardous voltages
present in the device (capacitor storage).

• Do not operate equipment with current

transformer circuits when open.

• Do not exceed the limit values stipulated in

the user manual and on the rating plate - even
during testing or commissioning.

• Observe the safety and warning information in

the documents that belong to the devices!

Qualified personnel

In order to avoid injuries to personnel and
property damage, only qualified personnel with
electrical training are permitted to work on the
devices with knowledge

• of the national regulations for accident

prevention

• of safety standards
• of installation, commissioning and operation

of the device.

Proper use

The device is

• intended for installation in switch cabinets

and small installation distributors (please
observe step 3 “Assembly”).

• not intended for installation in vehicles!

The use of the device in mobile equipment
is considered to be non-standard
environmental conditions and is therefore
only permitted after separate agreement.

• not intended for installation in environments

with hazardous oils, acids, gases, vapours,
dusts, radiation, etc.

The prerequisites of faultless, safe operation
of this device are proper transport and proper
storage, set-up, installation, operation and
maintenance.

Brief description of device

Assembly

The devices UMG 96 RM-P/-CBM are
multifunctional network analysers, which:

• Measure and calculate electrical variables

such as voltage, current, frequency,
power, energy, harmonics (up to the 40th
harmonic), etc. in building installations,
on distribution units, circuit breakers and
busbar trunking systems.

• Display and save measurement results and

transmit them via interfaces.

The UMG 96 RM-P and the UMG 96 RM-
CBM:

•

have the same construction type.

•

differ due to the additional Profibus
interface of the UMG 96 RM-P.

NOTE!
The device figures in this installation
manual pertain to the UMG 96 RM-P.

NOTE!
For further information on device functions, data and assembly, see the user manual.

Install the device in the weatherproof front panel of
switch cabinets.

Cut-out size for
UMG 96 RM-P/-CBM:
92

+0.8

x 92

+0.8

Ensure!
Adequate ventilation
• The device is installed

vertically!

• Observe clearance to

adjacent components!

Fig. Mounting position,
rear view

CAUTION!

Damage to property due to
disregard of the installation
instructions

Connecting the supply voltage

Fuse
Circuit breaker

Fig. Connection of supply voltage.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Device inputs that are dangerous to touch.

Render the system free of voltage before
starting work! Check the system is free of
electrical energy!

CAUTION!

Damage to property due to
disregard of the connection
conditions or impermissible
overvoltage!

•

Voltage and frequency correspond to the
details on the ratings plate! Limit values
stipulated in the user manual have been
complied with!

•

In building installations, the supply voltage
must be protected with a UL/IEC approved
circuit breaker / a fuse!

•

The isolation device

must be installed near the device and in
a location that is easily accessible for
the user.

must be labelled to identify the
respective device.

•

Do not tap the supply voltage from the
voltage transformer.

•

Provide a fuse for the neutral conductor
if the neutral conductor terminal of the
source is not grounded.

Three-phase, four-conductor systems

with earthed neutral conductor

Three-phase, four-conductor systems

with non-earthed neutral conductor

(IT networks)

Three-phase, three-conductor systems

Non-earthed

Three-phase, three-conductor systems

With earthed phase

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

/ U

L-L

277 VLN / 480 VLL

L-N

/ U

L-L

277 VLN / 480 VLL

L-L

480 VLL

L-L

240 VLL

Single-phase, two-conductor systems

with earthed neutral conductor

Separated single-phase,

three-conductor system

with earthed neutral conductor

The devices can be used
in

• 2, 3 and 4 conductor

networks (TN, TT and
IT networks)

• in residential and

industrial applications.

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

230 VLN

L-N

/ U

L-L

240 VLN / 480 VLL

Mains systems

Voltage measurement

CAUTION!

Danger of injury or damage to
the device

Disregard of the connection conditions for the
voltage measurement inputs can result in injuries
or to the device being damaged.
For this reason, note that:

•

The voltage measurement inputs

are not connected to DC voltage.

are equipped with a suitable, labelled
fuse and isolation device located in
the vicinity (alternative: circuit breaker)
located nearby.

are dangerous to touch.

•

Voltages that exceed the allowed network
rated voltages must be connected via
a voltage transformer.

•

Measured voltages and measured currents
must derive from the same network!

L2
L3
N

Circuit breaker

NOTE!
If the metering range is exceeded, the
measurement device display shows
"EEE". For further information, see the
user manual.

Connection variant

3p 4w Voltage measurement

(Addr. 509 = 0, standard setting)

Connection variants for voltage measurement

1p 2w1

(Addr. 509 = 4)

2p 4w

(Addr. 509 = 3)

1p 2w

(Addr. 509 = 6)

3p 1w

(Addr. 509 = 7)

Measured values derived from

voltage measurement inputs V2

and V3 are taken to be 0 and are

not calculated.

System with equal loading of the

phases. The measured values of

the voltage measurement input V2

are calculated.

TN-C system with 1-phase, three-

conductor connection. Measured

values derived from voltage

measurement input V3 are taken to

be 0 and are not calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Current measurement I1, I2, I3

The devices (UMG 96 RM-P/-CBM)

• are only approved for current measurements

with a current transformer.

• are intended for the connection of current

transformers with secondary currents of
../1 A and ../5 A.

• have the current transformer ratio set to

5/5 A as standard.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Current measurement inputs on the device

and on the current transformer that are
dangerous to touch.

NOTE!
If the measurement range is exceeded,
the measurement device display shows
"EEE". Further information on this can
be found in the user manual.

WARNING!

Risk of injury due to
large currents and high
electric voltages!

L2
L3
N

Load

Connection variant

3p 4w Current measurement

(I1, I2, I3) via current transformer

(Addr. 510 = 0,

standard setting).

Connection variants for current measurement I1, I2, I3

3p 2i

(Addr. 510 = 1)

3p 2i0

(Addr. 510 = 2)

3p 3w3

(Addr. 510 = 3)

3p 3w

(Addr. 510 = 4)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

The measured values for the

current measurement input I2 are

calculated.

Measurement in the 3-phase

network with unequal loading.

Measurement in the 3-phase

network with equal loading.

The measured values for current

measurement inputs I2 and I3 are

calculated.

2p 4w

(Addr. 510 = 5)

1p 2i

(Addr. 510 = 6)

1p 2w

(Addr. 510 = 7)

3p 1w

(Addr. 510 = 8)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

Measured values derived from

current measurement input I3

are taken to be 0 and are not

calculated.

Measured values derived from

current measurement inputs I2 and

I3 are taken to be 0 and are not

calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

Current measurement I4

Connection variant for current

measurement (I4) via current

transformer

Current values but not power
values can be calculated for
current measurement input I4.

Load

NOTE!
The measurement input I4 does not
require address setting on the device.

NOTE!
Further information on current data and
current transformer data can be found
in the user manual.

The 3 most common connections for
communication between PC and device are
described in the following:

UMG

96 RM-P/-CBM

USB (Typ A)

PC and UMG 96 RM-P/-CBM require a fixed IP address.

(gedrehtes Patchkabel)

RS232 RS232

RS485

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

Connection of the UMG 96 RM-P/-CBM
via interface converter.

USB (Typ B)

(gedrehtes Patchkabel)

UMG 604

Connection of the UMG 96 RM-P/-CBM
via an UMG 604 as gateway.

Ethernet

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

RS485

Establish connection to PC

More details on device configuration and
communication can be found from section 13.

NOTE "Profibus interface"!
Information for integrating your UMG 96
RM-P in your

Profibus network can be

found in the user manual.

Recommendation for the Ethernet connection:

Use at least a CAT5 cable!

Fig. Rear side view of

UMG 96 RM-P

CAUTION!

Property damage due to
incorrect network settings

Incorrect network settings can cause faults in
the IT network!
Find out the correct Ethernet network
settings for your device from your network
administrator.

The device is operated with buttons 1 and 2,
whereby the following distinctions are made:

• Short press (button 1 or 2):

Next step (+1).

• Longer press (button 1 or 2):

Previous step (-1).

The device differentiates between display and
programming mode.

Display mode

• Buttons 1 and 2 can be used to scroll

between the measured value indications.

• The measured value indication shows up to

3 measured values.

• A time for the automatic display change

between the measured value indications can
be configured in the GridVis® software.

Programming mode

• Hold buttons 1 and 2 depressed

simultaneously for 1 second to change
between

display mode

and

programming

mode

. The text

PRG appears in the display.

• Configure the necessary settings for the

operation of the device in programming
mode.

Controls and button functions

Fig. Display UMG 96 RM-P/ -CBM

Button 1

Button 2

Delivery

Mean value

CT: Current transformer

VT:

Voltage transformer

K1: Output 1

K2: Output 2

Password

Phase conductor-

Phase conductor

Summation measurement

Programming

mode

Min. value NT/Delivery

Max. value, HT/Consumption

• The programming mode can be protected with

a user password.

• Button 2 switches between the programming

menus:
1.

Current transformer

Voltage transformer

Parameter list

In order to switch from

programming mode

display mode

• press buttons 1 and 2 simultaneously for 1 second.
• do not press any buttons for 60 seconds (automatic).

NOTE!
Changes are only applied after exiting
the programming mode.

NOTE!

• The following section contains an

explanation of the most important
programming menus

current

transformer, voltage transformer
and

parameter list.

• More detailed information on the

operation, display and button
functions for your device can be found
in the user manual.

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on current

transformers and current transformer
ratios, see the user manual.

Programming current transformers

1. Switch to programming mode.
2. The symbols for the programming mode

PRG and current transformer CT appear.

3. Press button 1 - the first digit of the input

field for the primary current flashes.

4. Use button 2 to select the value of the

1st digit.

5. Use button 1 to change to the 2nd digit.
6. Use button 2 to select the value of the

2nd digit.

7. Use button 1 to change to the 3rd digit.
8. Use button 2 to select the value of the

3rd digit.

9. Confirm with button 1.
10. The complete number flashes.
11. Use button 2 to select the decimal place and

thus the unit of the primary current.

12. Confirm with button 1.
13. The input range of the secondary current

flashes.

14. Set the secondary current (value 1 A or 5 A)

with button 2.

15. Confirm with button 1.
16. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the input field for the
voltage transformer.

Current transformer symbol

Unit indicator

Current transformer, primary

Programming mode

Current transformer, secondary

Fig. "Current transformer" input field

Programming the voltage transformer

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Use button 2 to change to programming

mode for the voltage transformer.

4. The symbols for Programming mode

PRG,

and for the voltage transformer

VT appear.

5. Press button 1 - the first digit of the input

field for the primary voltage flashes.

6. Use button 2 to select the value of the

1st digit.

7. Use button 1 to change to the 2nd digit.
8. Use button 2 to select the value of the

2nd digit.

9. Use button 1 to change to the 3rd digit.
10. Use button 2 to select the value of the

3rd digit.

11. Confirm with button 1.
12. The complete number flashes.
13. Use button 2 to select the decimal place and

thus the unit of the primary voltage.

14. Confirm with button 1.
15. The input range of the secondary voltage

flashes.

16. Set the secondary voltage with button 2.

17. Confirm with button 1.
18. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the programming
mode for the parameter list.

Unit indicator

Voltage transformer,
primary

Programming mode

Voltage transformer,
secondary
Voltage transformer
symbol

Fig. "Voltage transformer" input field

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on voltage

transformers and voltage transformer
ratios, see the user manual.

Fuse (UL/IEC listed)

NOTE!
As an alternative to the fuse and circuit
breaker, you can use a line safety switch.

The voltage measurement inputs are designed for
measurements in low voltage networks, in which
rated voltages of up to

• 277 V phase to earth and 480 V phase to phase

in the 4-conductor system or

• 480 V phase to phase in the 3-conductor system

occur.
The measurement and surge voltages meet
overvoltage category 300 V CATIII.

3p 4w

(Addr. 509 = 0, standard setting)

3p 4wu

(Addr. 509 = 1)

3p 4u

(Addr. 509 = 2)

3p 2u

(Addr. 509 = 5)

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Measurement with 3 phase

conductors and neutral conductor.

Measurement via voltage

transformer with 3 phase

conductors and a neutral

conductor.

Measurement with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

Measurement via voltage

transformer with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Art. Nr

. 33.03.219

Disclaimer

Further information can be found on our web-
site www.janitza.com at Support > Downloads.

© 2016 - Janitza electronics GmbH - Lahnau.
All rights reserved. Duplication, editing,
distribution and any form of exploitation, also
as excerpts, is prohibited.

Subject to technical amendments

• Make sure that your device agrees with the

installation manual.

• Read and understand first product-related

documents.

• Keep product supporting documentation

throughout the life available and, where ap-
propriate, to pass on to subsequent users.

• Please inform yourself about device revisi-

ons and the associated adjustments to the
product-related documentation on
www.janitza.com.

Disposal

Please observe national regulations!
If disposing of individual parts, please dispose
of them in accordance with their nature and
existing country-specific regulations, for
example as:

•  Electrical scrap
•  Plastics
•  Metals

Or, task a certified disposal business with the
scrapping.

Relevant laws, applied standards and
directives

The laws, standards and directives for the
device applied by Janitza electronic GmbH
can be found in the declaration of conformity
on our website.

General

Voltage measurement

3-phase, 4-conductor
systems with rated
voltages up to

277 V/480 V (+-10%)

3-phase, 3-conductor
systems, unearthed, with
rated voltages up to

IT 480 V (+-10%)

Overvoltage category

300 V CAT III

Measurement voltage surge 4 kV
Protection of
voltage measurement

1 - 10 A
(With IEC / UL approval)

Measurement range L-N

to 300 Vrms

(max. overvoltage 520 Vrms )

Voltage measurement

Measurement range L-L

to 520 Vrms

(max. overvoltage 900 Vrms )

Resolution

0.01 V

Crest factor

2.45 (related to the measurement range)

Impedance

4 MOhm / phase

Power consumption

approx. 0.1 VA

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

Frequency range of the
fundamental oscillation -
resolution

45 Hz to 65 Hz
0.01 Hz

1) ... The device determines measured values only if the Voltage

measurement input V1 voltage L1-N greater than 20 Vrms

(4-wire measurement) or a voltage L1-L2 of larger 34 Vrms

(3-wire measurement) is applied.

Current measurement I1 - I4

Rated current

5 A

Measurement range

0 to 6 Arms

Crest factor

1.98

Resolution

0.1 mA (display 0.01 A)

Overvoltage category

300 V CAT II

Measurement voltage
surge

2 kV

Power consumption

approx. 0.2 VA (Ri = 5 mOhm)

Overload for 1 sec.

120 A (sinusoidal)

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

NOTE!
Further technical data can be found in
the user manual for the device.

Supply voltage

Nominal range

Option 230 V:

AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
Option 24 V:

AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII

Operating range

+-10% of the nominal range

UMG 96 RM-P
Power consumption

Option 230 V: max. 7,5 VA / 4 W

Option 24 V: max. 6,5 VA / 5 W

UMG 96 RM-CBM
Power consumption

Option 230 V: max. 6 VA / 3 W

Option 24 V: max. 5 VA / 3 W

Internal fuse,
not replaceable

Type T1A / 250 VDC / 277 VAC
according to IEC 60127

Recommended over-
current protection device
for the line protection

Option 230 V: 6-16 A

Option 24 V: 1-6 A

(Char. B)
(IEC/UL approval)

Programming parameters

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Press button 2 twice to change to the

programming mode for the parameter list.

4. The input area of the parameter list appears.
5. Confirm with button 1 - the first digit of the

parameter address flashes.

NOTE!

• A detailed parameter list with setting

areas and pre-settings can be found
in the user manual or the Modbus
address list on our website.

• The parameter addresses of the

device address (000) and the Baud
rate (001) are explained in the
following.

6. Use button 2 to select the value of the

1st digit.

7. Continue the process for the next digits of

the parameter address and for the parameter
settings.

8. Exit programming mode by simultaneously

pressing button 1 and 2 (1 second). Use
button 2 to change back to the input field for
the current transformer.

Parameter address

Programming mode

Parameter setting

Fig. "Parameter list"
input field

• you must assign different device addresses.
• the parameter setting of the parameter address

000 must lie within the range of 1 to 247
(0 and 248 to 255 are reserved).

Set the Baud rate (parameter address 001)
In a Master-Slave network via the RS485 interface,
for each device:

• select a uniform Baud rate (parameter address

001) (for settings see the user manual).

• select the number of stop bits

(parameter address 003) (0=1 Bit, 1=2 Bits).

Data bits (8) and parity (none) are preset.

Technical data

General information

Net weight

(with attached connectors)

approx. 358 g

Packaging weight

(including accessories)

approx. 790 g

Battery

Lithium battery CR2032, 3 V

(approval i.a.w. UL 1642)

Service life of

background lighting

40000 h

(after this period of time

the background lighting

efficiency will reduce by

approx. 50%)

Transport and storage

The following information applies to devices which are trans-

ported or stored in the original packaging.
Free fall

1 m

Temperature

K55 (-25° C to +70° C)

Relative humidity

0 to 90% RH

Ambient coditions during operation

The UMG 96RM is intended for weather-protected, stationary

use. Protection class II i.a.w. IEC 60536 (VDE 0106, Part 1).
Operating temperature range

K55 (-10° C .. +55° C)

Relative humidity

0 to 75% RH

Operating altitude

0 .. 2000 m above sea level

Degree of pollution

Mounting position

vertical

Ventilation

Forced ventilation is not

required.

Protection against ingress of

solid foreign bodies and water

- Front side

- Rear side

- Front with seal

IP40 i.a.w. EN60529

IP20 i.a.w. EN60529

IP54 i.a.w. EN60529

Digital inputs

4 optional digital inputs, semiconductor relays,
not short-circuit proof.
Maximum counter frequency

20 Hz

Input signal present

18V .. 28 V DC

(typical 4 mA)

Input signal not present

0 .. 5 V DC,

current less than 0.5 mA

Digital outputs

6 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage

max. 33 V AC, 60 V DC

Switching current

max. 50 mAeff AC/DC

Response time

10/12 p 10 ms *

Pulse output (energy pulse)

max. 50 Hz

* Response time e.g. at 50 Hz: 200 ms + 10 ms = 210 ms

Cable length (digital inputs and outputs)

Up to 30 m

Unshielded

More than 30 m

Shielded

Serial interface

RS485 - Modbus RTU/Slave

9.6 kbps, 19.2 kbps,

38.4 kbps, 57.6 kbps,

115.2 kbps

Stripping length

7 mm

USB (receptacle)

USB 2.0, type B, max.

transfer rate 921.6 kbps

Profibus (only UMG96RM-P)

- Profibus DP/V0

- Receptacle

- 9,6kbps to 12Mbps

- D-sub, 9-pole

Terminal connection capacity (power supply voltage)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (current measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (voltage measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.08 - 4.0 mm

, AWG 28-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (digital inputs/outputs)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Terminal connection capacity (RS485)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Procedure in the event of faults

Possible fault

Cause

Remedy

No display

External fusing for the power supply voltage has

tripped.

Replace fuse.

No current display

Measurement voltage is not connected.

Connect the measuring-circuit voltage.

Measurement current is not connected.

Connect measuring-circuit current.

Current displayed is too large

or too small.

Current measurement in the wrong phase.

Check connection and correct if necessary.

Current transformer factor is incorrectly programmed. Read out and program the current transformer trans-

formation ratio at the current transformer.

The current peak value at the measurement input

was exceeded by harmonic components.

Install current transformer with a larger transforma-

tion ratio.

The current at the measurement input fell short of.

Install current transformer with a suitable transfor-

mation ratio.

Voltage displayed is too large

or too small.

Measurement in the wrong phase.

Check connection and correct if necessary.

Voltage transformer incorrectly programmed.

Read out and program the voltage transformer trans-

formation ratio at the voltage transformer.

Voltage displayed is too

small.

Overrange.

Install voltage transformers.

The peak voltage value at the measurement input has

been exceeded by harmonic components.

Caution! Ensure the measurement inputs are not

overloaded.

"EEE" in the display

See „error messages“ in the user manual.

"EEE bAt" in the display

Battery capacity is too low

Replace battery

(see "Replacing the battery" in the user manual).

Device still does not work

despite the above measures.

Device defective.

Send the device to the manufacturer for inspection

and testing along with an accurate fault description.

Dok Nr

. 2.040.122.1.a

Power Analyser

UMG 96 RM-P
UMG 96 RM-CBM

Installation manual



Installation



Device settings

The devices UMG 96 RM-P/-CBM have
3 voltage measurement inputs and are suitable
for a range of connection variants.

Suitable network systems and maximum rated voltages (DIN EN 61010-1/A1):

L2 L3 N

Deutsche V

ersion:

siehe V

derseite

www

.janitza.com

Janitza electronics GmbH
Vor dem Polstück 6
D-35633 Lahnau / Germany
Support tel. +49 6441 9642-22
Fax +49 6441 9642-30
e-mail: [email protected]
Website: http://www.janitza.com

Power Analyser

User manual:

Safety

Symbols used:

This symbol is used as an addition
to the safety instructions and
warns of an electrical hazard.

This symbol is used as an addition
to the safety instructions and
warns of a potential hazard.

This symbol with the word

NOTE!

describes:

• Procedures that do not entail

any danger of injury.

• Important information,

procedures or handling steps.

Safety instructions are highlighted with
a warning triangle and shown as follows,
depending on the degree of hazard:

DANGER!

Indicates an immediately
threatening hazard that leads to
serious or even fatal injuries.

WARNING!

Indicates a potentially hazardous
situation that could lead to
serious or even fatal injuries.

CAUTION!

Indicates a potentially hazardous
situation that could lead to minor
injuries or damage to property.

• Before establishing electrical connections

to the device, earth it at the ground wire
connection if there is one.

• Hazardous voltages may arise in all circuit

parts that are connected to the power supply.

• Even after disconnecting the supply voltage,

there may still be hazardous voltages
present in the device (capacitor storage).

• Do not operate equipment with current

transformer circuits when open.

• Do not exceed the limit values stipulated in

the user manual and on the rating plate - even
during testing or commissioning.

• Observe the safety and warning information in

the documents that belong to the devices!

Qualified personnel

In order to avoid injuries to personnel and
property damage, only qualified personnel with
electrical training are permitted to work on the
devices with knowledge

• of the national regulations for accident

prevention

• of safety standards
• of installation, commissioning and operation

of the device.

Proper use

The device is

• intended for installation in switch cabinets

and small installation distributors (please
observe step 3 “Assembly”).

• not intended for installation in vehicles!

The use of the device in mobile equipment
is considered to be non-standard
environmental conditions and is therefore
only permitted after separate agreement.

• not intended for installation in environments

with hazardous oils, acids, gases, vapours,
dusts, radiation, etc.

The prerequisites of faultless, safe operation
of this device are proper transport and proper
storage, set-up, installation, operation and
maintenance.

Brief description of device

Assembly

The devices UMG 96 RM-P/-CBM are
multifunctional network analysers, which:

• Measure and calculate electrical variables

such as voltage, current, frequency,
power, energy, harmonics (up to the 40th
harmonic), etc. in building installations,
on distribution units, circuit breakers and
busbar trunking systems.

• Display and save measurement results and

transmit them via interfaces.

The UMG 96 RM-P and the UMG 96 RM-
CBM:

•

have the same construction type.

•

differ due to the additional Profibus
interface of the UMG 96 RM-P.

NOTE!
The device figures in this installation
manual pertain to the UMG 96 RM-P.

NOTE!
For further information on device functions, data and assembly, see the user manual.

Install the device in the weatherproof front panel of
switch cabinets.

Cut-out size for
UMG 96 RM-P/-CBM:
92

+0.8

x 92

+0.8

Ensure!
Adequate ventilation
• The device is installed

vertically!

• Observe clearance to

adjacent components!

Fig. Mounting position,
rear view

CAUTION!

Damage to property due to
disregard of the installation
instructions

Connecting the supply voltage

Fuse
Circuit breaker

Fig. Connection of supply voltage.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Device inputs that are dangerous to touch.

Render the system free of voltage before
starting work! Check the system is free of
electrical energy!

CAUTION!

Damage to property due to
disregard of the connection
conditions or impermissible
overvoltage!

•

Voltage and frequency correspond to the
details on the ratings plate! Limit values
stipulated in the user manual have been
complied with!

•

In building installations, the supply voltage
must be protected with a UL/IEC approved
circuit breaker / a fuse!

•

The isolation device

must be installed near the device and in
a location that is easily accessible for
the user.

must be labelled to identify the
respective device.

•

Do not tap the supply voltage from the
voltage transformer.

•

Provide a fuse for the neutral conductor
if the neutral conductor terminal of the
source is not grounded.

Three-phase, four-conductor systems

with earthed neutral conductor

Three-phase, four-conductor systems

with non-earthed neutral conductor

(IT networks)

Three-phase, three-conductor systems

Non-earthed

Three-phase, three-conductor systems

With earthed phase

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

/ U

L-L

277 VLN / 480 VLL

L-N

/ U

L-L

277 VLN / 480 VLL

L-L

480 VLL

L-L

240 VLL

Single-phase, two-conductor systems

with earthed neutral conductor

Separated single-phase,

three-conductor system

with earthed neutral conductor

The devices can be used
in

• 2, 3 and 4 conductor

networks (TN, TT and
IT networks)

• in residential and

industrial applications.

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L1
L2

L3
E

L1
L2

L3
E

L2
L3
E

L2
E

N
E

L2
L3
E

L-N

230 VLN

L-N

/ U

L-L

240 VLN / 480 VLL

Mains systems

Voltage measurement

CAUTION!

Danger of injury or damage to
the device

Disregard of the connection conditions for the
voltage measurement inputs can result in injuries
or to the device being damaged.
For this reason, note that:

•

The voltage measurement inputs

are not connected to DC voltage.

are equipped with a suitable, labelled
fuse and isolation device located in
the vicinity (alternative: circuit breaker)
located nearby.

are dangerous to touch.

•

Voltages that exceed the allowed network
rated voltages must be connected via
a voltage transformer.

•

Measured voltages and measured currents
must derive from the same network!

L2
L3
N

Circuit breaker

NOTE!
If the metering range is exceeded, the
measurement device display shows
"EEE". For further information, see the
user manual.

Connection variant

3p 4w Voltage measurement

(Addr. 509 = 0, standard setting)

Connection variants for voltage measurement

1p 2w1

(Addr. 509 = 4)

2p 4w

(Addr. 509 = 3)

1p 2w

(Addr. 509 = 6)

3p 1w

(Addr. 509 = 7)

Measured values derived from

voltage measurement inputs V2

and V3 are taken to be 0 and are

not calculated.

System with equal loading of the

phases. The measured values of

the voltage measurement input V2

are calculated.

TN-C system with 1-phase, three-

conductor connection. Measured

values derived from voltage

measurement input V3 are taken to

be 0 and are not calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Current measurement I1, I2, I3

The devices (UMG 96 RM-P/-CBM)

• are only approved for current measurements

with a current transformer.

• are intended for the connection of current

transformers with secondary currents of
../1 A and ../5 A.

• have the current transformer ratio set to

5/5 A as standard.

WARNING!

Danger of injury due to
electrical voltage!

Serious bodily injury or death can result from:

• Contact with bare or stripped live wires.
• Current measurement inputs on the device

and on the current transformer that are
dangerous to touch.

NOTE!
If the measurement range is exceeded,
the measurement device display shows
"EEE". Further information on this can
be found in the user manual.

WARNING!

Risk of injury due to
large currents and high
electric voltages!

L2
L3
N

Load

Connection variant

3p 4w Current measurement

(I1, I2, I3) via current transformer

(Addr. 510 = 0,

standard setting).

Connection variants for current measurement I1, I2, I3

3p 2i

(Addr. 510 = 1)

3p 2i0

(Addr. 510 = 2)

3p 3w3

(Addr. 510 = 3)

3p 3w

(Addr. 510 = 4)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

The measured values for the

current measurement input I2 are

calculated.

Measurement in the 3-phase

network with unequal loading.

Measurement in the 3-phase

network with equal loading.

The measured values for current

measurement inputs I2 and I3 are

calculated.

2p 4w

(Addr. 510 = 5)

1p 2i

(Addr. 510 = 6)

1p 2w

(Addr. 510 = 7)

3p 1w

(Addr. 510 = 8)

System with equal loading of the

phases. The measured values for

current measurement input I2 are

calculated.

Measured values derived from

current measurement input I3

are taken to be 0 and are not

calculated.

Measured values derived from

current measurement inputs I2 and

I3 are taken to be 0 and are not

calculated.

3 systems with equal loading of

the phases. The measured values

of the unconnected phases (L2/

L3, L1/L3, L1/L2), of the respective

systems are calculated.

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

Current measurement I4

Connection variant for current

measurement (I4) via current

transformer

Current values but not power
values can be calculated for
current measurement input I4.

Load

NOTE!
The measurement input I4 does not
require address setting on the device.

NOTE!
Further information on current data and
current transformer data can be found
in the user manual.

The 3 most common connections for
communication between PC and device are
described in the following:

UMG

96 RM-P/-CBM

USB (Typ A)

PC and UMG 96 RM-P/-CBM require a fixed IP address.

(gedrehtes Patchkabel)

RS232 RS232

RS485

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

Connection of the UMG 96 RM-P/-CBM
via interface converter.

USB (Typ B)

(gedrehtes Patchkabel)

UMG 604

Connection of the UMG 96 RM-P/-CBM
via an UMG 604 as gateway.

Ethernet

UMG

96 RM-P/-CBM

UMG

96 RM-P/-CBM

RS485

Establish connection to PC

More details on device configuration and
communication can be found from section 13.

NOTE "Profibus interface"!
Information for integrating your UMG 96
RM-P in your

Profibus network can be

found in the user manual.

Recommendation for the Ethernet connection:

Use at least a CAT5 cable!

Fig. Rear side view of

UMG 96 RM-P

CAUTION!

Property damage due to
incorrect network settings

Incorrect network settings can cause faults in
the IT network!
Find out the correct Ethernet network
settings for your device from your network
administrator.

The device is operated with buttons 1 and 2,
whereby the following distinctions are made:

• Short press (button 1 or 2):

Next step (+1).

• Longer press (button 1 or 2):

Previous step (-1).

The device differentiates between display and
programming mode.

Display mode

• Buttons 1 and 2 can be used to scroll

between the measured value indications.

• The measured value indication shows up to

3 measured values.

• A time for the automatic display change

between the measured value indications can
be configured in the GridVis® software.

Programming mode

• Hold buttons 1 and 2 depressed

simultaneously for 1 second to change
between

display mode

and

programming

mode

. The text

PRG appears in the display.

• Configure the necessary settings for the

operation of the device in programming
mode.

Controls and button functions

Fig. Display UMG 96 RM-P/ -CBM

Button 1

Button 2

Delivery

Mean value

CT: Current transformer

VT:

Voltage transformer

K1: Output 1

K2: Output 2

Password

Phase conductor-

Phase conductor

Summation measurement

Programming

mode

Min. value NT/Delivery

Max. value, HT/Consumption

• The programming mode can be protected with

a user password.

• Button 2 switches between the programming

menus:
1.

Current transformer

Voltage transformer

Parameter list

In order to switch from

programming mode

display mode

• press buttons 1 and 2 simultaneously for 1 second.
• do not press any buttons for 60 seconds (automatic).

NOTE!
Changes are only applied after exiting
the programming mode.

NOTE!

• The following section contains an

explanation of the most important
programming menus

current

transformer, voltage transformer
and

parameter list.

• More detailed information on the

operation, display and button
functions for your device can be found
in the user manual.

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on current

transformers and current transformer
ratios, see the user manual.

Programming current transformers

1. Switch to programming mode.
2. The symbols for the programming mode

PRG and current transformer CT appear.

3. Press button 1 - the first digit of the input

field for the primary current flashes.

4. Use button 2 to select the value of the

1st digit.

5. Use button 1 to change to the 2nd digit.
6. Use button 2 to select the value of the

2nd digit.

7. Use button 1 to change to the 3rd digit.
8. Use button 2 to select the value of the

3rd digit.

9. Confirm with button 1.
10. The complete number flashes.
11. Use button 2 to select the decimal place and

thus the unit of the primary current.

12. Confirm with button 1.
13. The input range of the secondary current

flashes.

14. Set the secondary current (value 1 A or 5 A)

with button 2.

15. Confirm with button 1.
16. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the input field for the
voltage transformer.

Current transformer symbol

Unit indicator

Current transformer, primary

Programming mode

Current transformer, secondary

Fig. "Current transformer" input field

Programming the voltage transformer

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Use button 2 to change to programming

mode for the voltage transformer.

4. The symbols for Programming mode

PRG,

and for the voltage transformer

VT appear.

5. Press button 1 - the first digit of the input

field for the primary voltage flashes.

6. Use button 2 to select the value of the

1st digit.

7. Use button 1 to change to the 2nd digit.
8. Use button 2 to select the value of the

2nd digit.

9. Use button 1 to change to the 3rd digit.
10. Use button 2 to select the value of the

3rd digit.

11. Confirm with button 1.
12. The complete number flashes.
13. Use button 2 to select the decimal place and

thus the unit of the primary voltage.

14. Confirm with button 1.
15. The input range of the secondary voltage

flashes.

16. Set the secondary voltage with button 2.

17. Confirm with button 1.
18. Exit programming mode by simultaneously

pressing buttons 1 and 2 (1 sec.). Use
button 2 to change to the programming
mode for the parameter list.

Unit indicator

Voltage transformer,
primary

Programming mode

Voltage transformer,
secondary
Voltage transformer
symbol

Fig. "Voltage transformer" input field

NOTE!

• Changes are only applied after exiting

programming mode.

• For further information on voltage

transformers and voltage transformer
ratios, see the user manual.

Fuse (UL/IEC listed)

NOTE!
As an alternative to the fuse and circuit
breaker, you can use a line safety switch.

The voltage measurement inputs are designed for
measurements in low voltage networks, in which
rated voltages of up to

• 277 V phase to earth and 480 V phase to phase

in the 4-conductor system or

• 480 V phase to phase in the 3-conductor system

occur.
The measurement and surge voltages meet
overvoltage category 300 V CATIII.

3p 4w

(Addr. 509 = 0, standard setting)

3p 4wu

(Addr. 509 = 1)

3p 4u

(Addr. 509 = 2)

3p 2u

(Addr. 509 = 5)

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Measurement with 3 phase

conductors and neutral conductor.

Measurement via voltage

transformer with 3 phase

conductors and a neutral

conductor.

Measurement with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

Measurement via voltage

transformer with 3 phase

conductors and no neutral

conductor. Measured values which

require an N use a calculated N.

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

L1
L2
L3
N

L1
L2
L3

L1
L2
L3
N

L3
L1

Art. Nr

. 33.03.219

Disclaimer

Further information can be found on our web-
site www.janitza.com at Support > Downloads.

Subject to technical amendments

• Make sure that your device agrees with the

installation manual.

• Read and understand first product-related

documents.

• Keep product supporting documentation

throughout the life available and, where ap-
propriate, to pass on to subsequent users.

• Please inform yourself about device revisi-

ons and the associated adjustments to the
product-related documentation on
www.janitza.com.

Disposal

Please observe national regulations!
If disposing of individual parts, please dispose
of them in accordance with their nature and
existing country-specific regulations, for
example as:

•  Electrical scrap
•  Plastics
•  Metals

Or, task a certified disposal business with the
scrapping.

Relevant laws, applied standards and
directives

The laws, standards and directives for the
device applied by Janitza electronic GmbH
can be found in the declaration of conformity
on our website.

General

Voltage measurement

3-phase, 4-conductor
systems with rated
voltages up to

277 V/480 V (+-10%)

3-phase, 3-conductor
systems, unearthed, with
rated voltages up to

IT 480 V (+-10%)

Overvoltage category

300 V CAT III

Measurement voltage surge 4 kV
Protection of
voltage measurement

1 - 10 A
(With IEC / UL approval)

Measurement range L-N

to 300 Vrms

(max. overvoltage 520 Vrms )

Voltage measurement

Measurement range L-L

to 520 Vrms

(max. overvoltage 900 Vrms )

Resolution

0.01 V

Crest factor

2.45 (related to the measurement range)

Impedance

4 MOhm / phase

Power consumption

approx. 0.1 VA

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

Frequency range of the
fundamental oscillation -
resolution

45 Hz to 65 Hz
0.01 Hz

1) ... The device determines measured values only if the Voltage

measurement input V1 voltage L1-N greater than 20 Vrms

(4-wire measurement) or a voltage L1-L2 of larger 34 Vrms

(3-wire measurement) is applied.

Current measurement I1 - I4

Rated current

5 A

Measurement range

0 to 6 Arms

Crest factor

1.98

Resolution

0.1 mA (display 0.01 A)

Overvoltage category

300 V CAT II

Measurement voltage
surge

2 kV

Power consumption

approx. 0.2 VA (Ri = 5 mOhm)

Overload for 1 sec.

120 A (sinusoidal)

Sampling rate

21.33 kHz (50 Hz), 25.6 kHz (60 Hz)
for each measurement channel

NOTE!
Further technical data can be found in
the user manual for the device.

Supply voltage

Nominal range

Option 230 V:

AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
Option 24 V:

AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII

Operating range

+-10% of the nominal range

UMG 96 RM-P
Power consumption

Option 230 V: max. 7,5 VA / 4 W

Option 24 V: max. 6,5 VA / 5 W

UMG 96 RM-CBM
Power consumption

Option 230 V: max. 6 VA / 3 W

Option 24 V: max. 5 VA / 3 W

Internal fuse,
not replaceable

Type T1A / 250 VDC / 277 VAC
according to IEC 60127

Recommended over-
current protection device
for the line protection

Option 230 V: 6-16 A

Option 24 V: 1-6 A

(Char. B)
(IEC/UL approval)

Programming parameters

1. Switch to programming mode.
2. The symbols for programming mode

PRG,

and for the current transformer

CT appear.

3. Press button 2 twice to change to the

programming mode for the parameter list.

4. The input area of the parameter list appears.
5. Confirm with button 1 - the first digit of the

parameter address flashes.

NOTE!

• A detailed parameter list with setting

areas and pre-settings can be found
in the user manual or the Modbus
address list on our website.

• The parameter addresses of the

device address (000) and the Baud
rate (001) are explained in the
following.

6. Use button 2 to select the value of the

1st digit.

7. Continue the process for the next digits of

the parameter address and for the parameter
settings.

8. Exit programming mode by simultaneously

pressing button 1 and 2 (1 second). Use
button 2 to change back to the input field for
the current transformer.

Parameter address

Programming mode

Parameter setting

Fig. "Parameter list"
input field

• you must assign different device addresses.
• the parameter setting of the parameter address

000 must lie within the range of 1 to 247
(0 and 248 to 255 are reserved).

Set the Baud rate (parameter address 001)
In a Master-Slave network via the RS485 interface,
for each device:

• select a uniform Baud rate (parameter address

001) (for settings see the user manual).

• select the number of stop bits

(parameter address 003) (0=1 Bit, 1=2 Bits).

Data bits (8) and parity (none) are preset.

Technical data

General information

Net weight

(with attached connectors)

approx. 358 g

Packaging weight

(including accessories)

approx. 790 g

Battery

Lithium battery CR2032, 3 V

(approval i.a.w. UL 1642)

Service life of

background lighting

40000 h

(after this period of time

the background lighting

efficiency will reduce by

approx. 50%)

Transport and storage

The following information applies to devices which are trans-

ported or stored in the original packaging.
Free fall

1 m

Temperature

K55 (-25° C to +70° C)

Relative humidity

0 to 90% RH

Ambient coditions during operation

The UMG 96RM is intended for weather-protected, stationary

use. Protection class II i.a.w. IEC 60536 (VDE 0106, Part 1).
Operating temperature range

K55 (-10° C .. +55° C)

Relative humidity

0 to 75% RH

Operating altitude

0 .. 2000 m above sea level

Degree of pollution

Mounting position

vertical

Ventilation

Forced ventilation is not

required.

Protection against ingress of

solid foreign bodies and water

- Front side

- Rear side

- Front with seal

IP40 i.a.w. EN60529

IP20 i.a.w. EN60529

IP54 i.a.w. EN60529

Digital inputs

4 optional digital inputs, semiconductor relays,
not short-circuit proof.
Maximum counter frequency

20 Hz

Input signal present

18V .. 28 V DC

(typical 4 mA)

Input signal not present

0 .. 5 V DC,

current less than 0.5 mA

Digital outputs

6 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage

max. 33 V AC, 60 V DC

Switching current

max. 50 mAeff AC/DC

Response time

10/12 p 10 ms *

Pulse output (energy pulse)

max. 50 Hz

* Response time e.g. at 50 Hz: 200 ms + 10 ms = 210 ms

Cable length (digital inputs and outputs)

Up to 30 m

Unshielded

More than 30 m

Shielded

Serial interface

RS485 - Modbus RTU/Slave

9.6 kbps, 19.2 kbps,

38.4 kbps, 57.6 kbps,

115.2 kbps

Stripping length

7 mm

USB (receptacle)

USB 2.0, type B, max.

transfer rate 921.6 kbps

Profibus (only UMG96RM-P)

- Profibus DP/V0

- Receptacle

- 9,6kbps to 12Mbps

- D-sub, 9-pole

Terminal connection capacity (power supply voltage)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (current measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.2 - 2.5 mm

, AWG 26-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (voltage measurement)

Conductors to be connected.

Only one conductor can be connected per terminal!
Single core, multi-core,

fine-stranded

0.08 - 4.0 mm

, AWG 28-12

Terminal pins, core end sheath

0.2 - 2.5 mm

Tightening torque

0.4 - 0.5 Nm

Stripping length

7 mm

Terminal connection capacity (digital inputs/outputs)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Terminal connection capacity (RS485)

Single core, multi-core,

fine-stranded

0.2 - 1.5 mm

, AWG 28-16

Terminal pins, core end sheath

0.2 - 1.5 mm

Tightening torque

0.2 - 0.25 Nm

Stripping length

7 mm

Procedure in the event of faults

Possible fault

Cause

Remedy

No display

External fusing for the power supply voltage has

tripped.

Replace fuse.

No current display

Measurement voltage is not connected.

Connect the measuring-circuit voltage.

Measurement current is not connected.

Connect measuring-circuit current.

Current displayed is too large

or too small.

Current measurement in the wrong phase.

Check connection and correct if necessary.

Current transformer factor is incorrectly programmed. Read out and program the current transformer trans-

formation ratio at the current transformer.

The current peak value at the measurement input

was exceeded by harmonic components.

Install current transformer with a larger transforma-

tion ratio.

The current at the measurement input fell short of.

Install current transformer with a suitable transfor-

mation ratio.

Voltage displayed is too large

or too small.

Measurement in the wrong phase.

Check connection and correct if necessary.

Voltage transformer incorrectly programmed.

Read out and program the voltage transformer trans-

formation ratio at the voltage transformer.

Voltage displayed is too

small.

Overrange.

Install voltage transformers.

The peak voltage value at the measurement input has

been exceeded by harmonic components.

Caution! Ensure the measurement inputs are not

overloaded.

"EEE" in the display

See „error messages“ in the user manual.

"EEE bAt" in the display

Battery capacity is too low

Replace battery

(see "Replacing the battery" in the user manual).

Device still does not work

despite the above measures.

Device defective.

Send the device to the manufacturer for inspection

and testing along with an accurate fault description.

Содержание UMG 96 RM-P

Страница 1: ...und Richtlinien Die von der Janitza electronics GmbH ange wendeten Gesetze Normen und Richtlinien f r das Ger t entnehmen Sie der Konformit tser kl rung auf unserer Website www janitza de 2 3 8 Die Ge...

Страница 2: ...t Parameter Adresse Programmier Modus Parameter Einstellung Abb Eingabebereich Parameterliste C HINWEIS Eine ausf hrliche Parameterliste mit Einstellbereichen und Voreinstellun gen finden Sie im Benut...

Страница 3: ...its Datenbits 8 und Parit t keine sind eingestellt 3 14 r s d Spannungswandler programmieren 1 Wechseln Sie in den Programmier Modus 2 Die Symbole f r den Programmier Modus PRG und den Stromwandler CT...

Страница 4: ...erbeschreibung zur berpr fung an den Hersteller senden 8 Die Ger te UMG 96 RM P und 96 RM CBM sind nur f r eine Strommessung ber Strom wandler zugelassen sind f r den Anschluss von Stromwandlern mit S...

Страница 5: ...mm USB Buchse USB 2 0 Typ B max ber tragungsrate 921 6 kbps Profibus nur UMG 96RM P Profibus DP V0 Buchse 9 6 kbps bis 12 Mbps DSub 9 polig 16 12 Die Ger te UMG 96 RM P CBM haben 3 Spannungsmesseing...

Страница 6: ...Adresse 003 w hlen 0 1 Bit 1 2 Bits Datenbits 8 und Parit t keine sind eingestellt 14 C HINWEIS nderungen werden erst nach Verlassen des Programmier Modus aktiv CHINWEIS Folgend werden die f r einen...

Страница 7: ...astics Metals Or task a certified disposal business with the scrapping Relevant laws applied standards and directives The laws standards and directives for the device applied by Janitza electronic Gmb...

Страница 8: ...arameter address flashes C NOTE A detailed parameter list with setting areas and pre settings can be found in the user manual or the Modbus address list on our website The parameter addresses of the d...

Страница 9: ...user manual select the number of stop bits 3 14 10 9 4 15 N L L2 L3 N L1 Brief description of device Assembly The devices UMG 96 RM P CBM are multifunctional network analysers which Measure and calcu...

Страница 10: ...nd testing along with an accurate fault description 8 17 7 13 Safety information The installation manual does not represent a full listing of all necessary safety measures required for safe operation...

Страница 11: ...g length 7 mm USB receptacle USB 2 0 type B max transfer rate 921 6 kbps Profibus only UMG96RM P Profibus DP V0 Receptacle 9 6kbps to 12Mbps D sub 9 pole 16 12 The devices UMG 96 RM P CBM have 3 volta...

Страница 12: ...top bits parameter address 003 0 1 Bit 1 2 Bits Data bits 8 and parity none are preset 17 14 13 C NOTE Changes are only applied after exiting the programming mode CNOTE The following section contains...

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