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Technical Manual 

Absolute Single/Multiturn Encoders 

Profibus

 

R.000.000

18-19 of 22

1

1

7

7

 

 

D

D

e

e

f

f

a

a

u

u

l

l

t

t

 

 

s

s

e

e

t

t

t

t

i

i

n

n

g

g

s

s

 

 

o

o

n

n

 

 

d

d

e

e

l

l

i

i

v

v

e

e

r

r

y

y

 

 

On

 

delivery

 

the

 

following

 

parameters

 

have

 

been

 

factory

 

set.

 

Description

 

Setting

 

Switch

 

Baud

 

rate

 

automatic

 

Not

 

available

Node

 

address

 

63

 

Switch

 

setting

 

3Fh

 

(63)*

*At

 

closed

 

housings

 

the

 

switch

 

is

 

set

 

to

 

the

 

preorded

 

node

address

 

or

 

to

 

0xFF

 

for

 

“set

 

station

 

address”

 

with

 

software

Termination

 

OFF

 

Switch

 

setting

 

off

Index

 

(hex)

 

Name

 

Standard

 

value

 

Encoder

 

Profile

 

Set_prm

 

9

 

Operating

 

Parameter

Bit

 

3

  

Scaling

 

on

 

Class

 

2

 

on

 

/CW

 

Set_prm

 

10

13

 

Measuring

 

Units

 

per

 

Revolution

8192

  

(13

 

Bit)

 

Set_prm

 

14

17

 

Total

 

Measuring

 

Range

33554432

 

(25

 

Bit)

The

 

original

 

Standard

 

Values

 

(

Default

 

values

 

on

 

delivery

)

 

can

 

be

 

reloaded

 

by

 

pressing

 

the

 

button

 

on

 

the

 

rear

 

when

 

switching

 

on

 

(Restore

 

parameters).

 

If

 

errors

 

have

 

occurred

 

during

 

programming

 

of

 

the

 

objects

 

and

 

if

 

these

 

parameters

 

have

 

been

 

saved

 

in

 

the

 

EEPROM,

 

it

 

will

 

not

 

be

 

possible

 

to

 

address

 

the

 

encoder

 

next

 

time

 

it

 

is

 

switched

 

on;

 

this

 

error

 

can

 

be

 

cleared

 

only

 

by

 

means

 

of

 

a

 

general

 

Reset

 

of

 

the

 

encoder.

  

18

8

 

 

General 

 

Reset 

 

of 

 

the 

 

device 

 

1

General Reset of the device

Please

 

note

 

that

 

all

 

programmed

 

parameters

 

will

 

be

 

lost.

 

Switch

 

the

 

encoder

 

off.

Turn

 

the

 

encoder

 

back

 

on,

 

keeping

 

the

 

SET

Key*

 

 

pressed

 

for

 

approx.

 

3

 

sec.

until

 

the

 

DIAG

 

LED

         

 

flashes

Switch

 

the

 

device

 

off

 

again

When

 

the

 

encoder

 

is

 

rebooted

 

all

 

values

 

will

 

be

 

reset

 

to

 

their

 

default

 

settings.

 

(SSA

address

 

is

 

125)

 

*only

 

for

 

devices

 

with

 

an

 

external

 

SET

Key;

  

in

 

other

 

cases

 

the

 

device

 

should

 

be

returned

 

to

 

the

 

factory.

Summary of Contents for PROFI BUS Multiturn 5868 Series

Page 1: ...T Te ec ch hn ni ic ca al l M Ma an nu ua al l AbsoluteSingle Multiturn Encoders Singleturn Series 5858 5878 Multiturn Series 5868 5888 P Pr ro of fi ib bu us s D DP P D DI IN N 1 19 92 24 45 5 3 3 ...

Page 2: ...ve the right to make changes at any time to technical information contained in the document to hand Warranty Disclaimer Their is no provide no guarantee neither tacit nor express in respect of the whole manual whether this applies to the original German text or to the English translation and assumes no liability for any damage neither direct nor indirect however caused Document information Revised...

Page 3: ...S 8 10 1 DEVICE PROFILE FOR ENCODERS 8 10 Class 1 Mandatory for all DP encoders 8 10 Class 2 Optional Functionality 8 10 9 INITIAL START UP GENERAL DEVICE SETTINGS 9 11 Node number Device address 9 11 10 SET STATION ADDRESS SSA 10 11 11 EXTERNAL POSITION RESET 11 11 12 PROFIBUS CONNECTION PG 12 12 SUPPLY VOLTAGE 12 12 13 PROFIBUS CONNECTION M12 13 12 Bus termination 13 13 14 INSTALLATION NOTES WHE...

Page 4: ... becomes active after a call from the Master This avoids a simultaneous bus access The hybrid access procedure of PROFIBUS allows a combined operation of several bus masters and even a mixed operation of PROFIBUS DP and PROFIBUS FMS within a bus section However the pre requisition for this is the correct configuration of the bus system and the unambiguous assignment of the Slave devices to the Mas...

Page 5: ...required configuration data stored in the Master and the actual configuration data of the Slave After the last diagnostic cycle each Slave for which no error was detected during the comparison is ready for operation Each of these Slaves is then integrated automatically by the Master in the operating data transfer For diagnostic purposes the Master provides a diagnostic buffer for each Slave which ...

Page 6: ...ive earth by means of an earth clip Shielding rules When using a shielded bus cable it is recommended to connect the shield at both ends to the protective earth using low induction connections This ensures the highest possible electromagnetic compatibility EMC One exception concerns separated potentials e g in refineries generally in these plants earthing is permitted at one end only The connectio...

Page 7: ...itches to the state DATA_EXCHANGE Configuration and Parameterisation The parameterisation i e the transfer of the parameters for count direction encoder resolution etc normally occurs within the configuration programme for the PROFIBUS Master used To do this the type file or GSD device file should be copied to the respective directory for type or GSD files With some programmes such as COM PROFIBUS...

Page 8: ...by encoders of this class Mandatory or which are optional Class C2 devices thus contain all the C1 and C2 mandatory functions as well as additional manufacturer dependent optional functions An address area is also defined in the profile which can be reserved for a manufacturer s own proprietary special functions Configuration The configuration programme normally provides an input mask screen for p...

Page 9: ...tting In the mode Class 2 the encoder can be adjusted over the PROFIBUS to any position value in the value range of 27 Bit or 15 Bit This occurs by setting the most significant bit MSB of the output data 2 31 for configuration Class 2 32 Bit or 2 15 for configuration Class 2 16 Bit The Preset Value that is transmitted in the data bytes 0 3 is accepted as the position value with the rising edge of ...

Page 10: ... 14 Unsigned 32 Singleturn Resolution Slave_Diag 15 16 Unsigned 16 Number of Revolution Set_prm 9 Octet String Operating Parameters C Cl la as ss s 2 2 O Op pt ti io on na al l F Fu un nc ct ti io on na al li it ty y Function Octet N Data Type Name Slave_Diag 17 Octet String Additional Alarms Slave_Diag 18 19 Octet String Supported Alarms Slave_Diag 20 21 Octet String Warnings Slave_Diag 22 23 Oct...

Page 11: ...ddress SSA 0 Set Station address SSA Adjust both rotary switches to position F for Software set station address support with a Class2 Master The Software set station address support can only be carried out with a Class2 Master Default settings after a Power on is the address 125 0x7D for SSA_Support Only valid addresses will be stored in a non volatile memory and are active by now The Node number ...

Page 12: ...ble gland If further devices follow in the bus segment Run continuing cable through the right cable gland and connect to terminal B and terminal A Supply voltage Run the supply voltage for the encoder through the central cable gland and connect it to the terminals on the left V and 0V Place the cable shield onto the cable gland see wiring diagram View into the opened bus cover Description from lef...

Page 13: ...station on the bus then the looped through Profibus must be actively terminated at both ends with a bus termination resistor between A and B At closed housings it is necessary to order with termination adjusted the right way otherwise it is mandatory to adapt an external resistor 14 4 Installation notes when using housings with cable glands 1 Installation notes when using housings with cable gland...

Page 14: ...ameter telegram except for the 25 Bit configuration the following can be defined Code Sequence Octet 9 Bit 0 o 0 clockwise o 1 counter clockwise Class 2 functionality Octet 9 Bit 1 o 0 no o 1 yes Scaling enabled Octet 9 Bit 3 o 0 no o 1 yes Scaling type Octet 9 Bit 7 o 0 Standard MUR TMR o 1 Alternative NDR TMR Scaling parameter MUR or NDR Octets 10 13 o MUR Measuring Units per Revolution o NDR Nu...

Page 15: ... Positionscaled Positionunscaled Singleturn resolution MUR TMR With Alternative Scaling scaling will be done as follows o With NDR and TMR o NDR revolutions are equivalent exactly to the TMR values Positionscaled Positionunscaled NDR Singleturn resolution TMR TMR 1 Code sequence CW Possible settings Increasing clockwise 0 CW Increasing counter clockwise 1 CCW 2 Class 2 functionality on Class 2 mus...

Page 16: ...s Profibus R 000 000 16 16 of 22 3 Scaling function control on When scaling is turned on Position depends on the values MUR and TMR 4 Scaling type MUR TMR Scaling type MUR TMR 5 Value for Resolution per Revolution MUR Example 3600 Steps per revolution ...

Page 17: ...aled Positionunscaled Singleturn resolution MUR TMR If the scaling values TMR MUR cannot be divided without a rest there will be an error at the limits of the position values value 0 and maximum position This can be avoid with a multiple value of MUR to TMR Limitations The calculated factor GP_U TMR should always be an integer number k GP_U TMR k Integer number Example Input Object 6001h MUR 65000...

Page 18: ...sets the position value 4000 U Max physical Resolution 2 28 Bit Singleturn Resolution MUR 4096 TMR At the end oft the physical resolution GP_U it comes to a fault because the input of k is no integer number The Encoder resets the position at the end of the Multiturn to Zero The same fault occurs immediately when after a preset to zero the maximum value of the Multiturn 4095 will be adjusted ...

Page 19: ...432 25 Bit The original Standard Values Default values on delivery can be reloaded by pressing the button on the rear when switching on Restore parameters If errors have occurred during programming of the objects and if these parameters have been saved in the EEPROM it will not be possible to address the encoder next time it is switched on this error can be cleared only by means of a general Reset...

Page 20: ...iguration or parameterisation GSD module must be loaded and sent to the encoder Observe combination with DIAG LED BUS ON Connection to Master established DATA_Exchange Mode Exchange of process data The individual LED annunciators can of course also occur in combinations Master can be either a PLC or a second communication partner Operating voltage LED combinations during operation Annunciator LED ...

Page 21: ... flashing Short flashing of red LED Diagnostic mode Device is ready for diagnostics Switch the encoder off Turn the encoder back on keeping the SET key pressed for approx 3 sec The red LED flashes Switch the device off again When the encoder is rebooted all values will be reset to their default settings 20 20 Definitions Definitions Explanation of Symbols This symbol highlights those parts of the ...

Page 22: ...on Table With numerical data the decimal values are given as numerals with no affix e g 1408 binary values are identified by the letter b e g 1101b and hexadecimal values with an h e g 680h after the numerals The values shown in bold are to be entered on the rotary switches Example Left figure high order rotary switch right figure low order rotary switch ...

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