AMS MFA-2001 User Manual Download Page 13

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Switched output setup:
1.  Press the T3 (OPT) key to activate the setup mode („LIMIT 1  ADJUST…).

2.  Press the T1 ( ‡ ) or T2 ( ‚ ) keys to set the 

parameters

to be monitored.

The following parameters can be selected:
Voltage U

„V…

Current I

„A…

Frequency f

„Hz…

Active power P, 

received

„W…

Reactive power Q, 

inductive

„var…

Power factor, 

inductive /value/

„cos †…

Accumulated values

„sum…

T3

‰  Accumulated active power

„W sum…

Accumulated reactive power „var sum…
Power factor entire network „cos † sum…

Active energy

„Wh…

Reactive energy

„varh…

Operating time

„h…

Additional options:

Impulse counter function

„PUL…

see below

ŠSetup as impulse output•

Deactivation 

„AUS…

see below

ŠDeactivating the limit output•

After the selection has been made press the T3 (OPT) key to proceed to the next step.

3.  Press the T1 ( ‡ ) or T2 ( ‚ ) keys  to select the 

phase

(channel) of the network parameter to be 

monitored.
The following options are available:

for voltage

L1-N
L2-N
L3-N
L1-L2
L2-L3
L3-L1

for voltage 

(3-phase monitoring)

L1-N, L2-N, L3-N
L1-L2, L2-L3, L3-L1

for current, frequency, power, power factor

L1

L2
L3

for accumulated active power, accumulated reactive

no selection (phase-independent)

power, power factor entire network, active energy, 
reactive energy, operating time

After the selection has been made press the T3 (OPT) key to proceed to the next step.

4.  Setting the 

response time

. The response time is the time interval during which the limit value is 

exceeded (resp. fallen below) in order to trigger an alarm. 
Use the T1 ( ‡ ) or T2 ( ‚ ) keys to set the response time.
Adjustment range: 0....60 seconds

After the response time has been selected press the T3 (OPT) key to proceed to the next step.

The response time also applies if the switched output is reset because the programmed value has 
been fallen below (resp. exceeded).

Summary of Contents for MFA-2001

Page 1: ...tische Mess und Steuerungstechnik GmbH 91275 Auerbach Enge Gasse 1 Phone 49 0 96 43 92 05 0 Internet www ams messtechnik de 91270 Auerbach Postfach 1180 Telefax 49 0 96 43 92 05 90 e mail info ams mes...

Page 2: ...8 4 2 Possible parameters and factory presets 9 4 3 Setting the voltage transformer translation ratio 10 4 4 Setting the current transformer translation ratio 10 4 5 Setting the integration time bimet...

Page 3: ...based on a highly integrated measuring system employing a very modern manufacturing process All voltages and currents are being fed directly into the system which detects all network parameters A hig...

Page 4: ...onal with auxiliary power 11 110 132 V AC L L 7 63 5 76 V AC L N All voltage inputs must be connected through lines protected by a fuse 2 6 A Current input The current inputs are not galvanically sepa...

Page 5: ...proportional to the active energy is sent to the output Communication interface optional The MFA 2001 can be optionally equipped with an RS 485 Interface Alternatively a Profibus DP communication inte...

Page 6: ...mode of the 8 digit additional display layouts operating time counter active energy reactive energy or no display 3 2 Display layouts The following table shows the display layout presets _____________...

Page 7: ...1 Q L1 Present value of reactive power Q L2 Q L3 2 Q L1 mean Average reactive power in relation to Q L2 mean the programmed integration time Q L3 mean 3 Q L1 max Maximum active power measured Q L2 ma...

Page 8: ...s starts in setup mode with the setup option Setup of the voltage transformer translation ratio V V ADJUST The T2 key can be used to proceed through the selection in the following order Setup of the c...

Page 9: ...tput 1 LIMIT 1 Measured value U I f P Q cos f Psum Qsum cos f sum Wh varh h Channel L1 N L2 N L3 N L1 L2 L2 L3 L3 L1 L1 N L2 N L3 N L1 L2 L2 L3 L3 L1 Response time 0 60 sec Limit value freely programm...

Page 10: ...lashing and can now be moved by pressing the T1 key For primary voltages above 1 kV the display can be changed over from V to kV As a result the primary voltage can be set to a minimum value of 1 V an...

Page 11: ...ation can be set Factory preset 900 seconds Setup Activate the setup menu by pressing the T3 key OPT By pressing either the T1 or T2 keys a value 5 10 15 20 900 sec can be selected from the list of av...

Page 12: ...time period and transmits them with an impulse length of 75 ms to the output The maximum frequency is 6 5 Hz The impulse intervals are variable depending on the output frequency and are not proportion...

Page 13: ...o select the phase channel of the network parameter to be monitored The following options are available for voltage L1 N L2 N L3 N L1 L2 L2 L3 L3 L1 for voltage 3 phase monitoring L1 N L2 N L3 N L1 L2...

Page 14: ...impulse Due to technical reasons the denomination Wh appears at the bottom of the display If the range kWh is selected the k apears apart from the Wh right hand from the impulse valency to be set 1 Se...

Page 15: ...Delete all The parameters seen above can be deleted individually There is also the possibility to delete or reset all parameters together at the same time Deleting individual parameters 1 Press the T...

Page 16: ...ct the setup menu is displayed If the password is incorrect the device returns to display mode The factory preset is 000 If the password is set to 000 the MFA 2001 does not request a password and jump...

Page 17: ...it the setup menu by pressing T3 OPT In order to activate the address changes the device has to be turned off and then on again after the setup is completed After the restart the changed address is ac...

Page 18: ...ulated reactive no selection phase independent power power factor entire network After the selection has been made press the T3 OPT key to proceed to the next step 5 Setting the start value additional...

Page 19: ...nge k can be selected where required By pressing the T2 key the complete process of setting the final value can be repeated 7 Press T3 OPT to exit the setup menu Deactivation of the analogue output Th...

Page 20: ...20 5 Terminal configuration Auxiliary power source see identification plate 230 V AC 45 65 Hz 15 20 max 16 VA alternatively 24 V DC 15 max 7 VA...

Page 21: ...ase Input impedance Ph Ph Fuse Frequency of basic frequency 1 6 M 2 A 6 A medium time lag 45 65 Hz Current inputs Standard Measuring range 2 optional Power consumption per input Outputs Switched outpu...

Page 22: ...IEC EN 61326 1 Interference resistance IEC EN 61326 1 A1 industrial use Climatic category Operating temperature 10 55 C Storage temperature 25 70 C Relative humidity 15 95 without condensation Housin...

Page 23: ...rating work can only be carried out by the manufacturer Waste disposal The device can be disposed of according to the legal regulations for recycling electronic waste For your attention Any manipulati...

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