3.2.1 PROFIBUS module
Communications module
Feature Value
Controller SIGMA CONTROL 2 SIGMA AIR MANAGER 4.0
Bus PROFIBUS DP-V0 Slave, RS485
GSD file KAES0CEC.gsd KAKO0EFB.gsd
Baud rate Automatic recognition, possible baud rates:
[kbps]: 9.6/19.2/45.45/93.75/187.5/ 500
[Mbps]: 1.5/3/6/12
Input data 64 byte
Output data 128 byte
Diagnostic data 31 byte —
Data content,
see
"Technical description
SIGMA CONTROL 2 process im‐
age", document number
7_7601_PA.
"Technical description
SIGMA AIR MANAGER 4.0 process im‐
age", document number 7_9696_PA.
Tab. 19 Technical specifications - PROFIBUS
Assignment of bus interface (Sub-D port, 9 poles, screw locking)
Pin Signal Description
1, 2, 7, 9 — —
3 B RxD/TxD positive, RS485 Level
4 RTS Send request
5 GND - for terminator, data delivery (isolated)
6 VP +5 V for terminating resistor (isolated, short-circuit proof, max. 10 mA)
8 A RxD/TxD negative, RS485 Level
Housing Cable shield Compliant with PROFIBUS standard, connected internally via filter to func‐
tion earth (FE)
Tab. 20 Assignment of PROFIBUS interface
3.2.2 Modbus module
Communications module
Feature Value
Controller SIGMA CONTROL 2 SIGMA AIR MANAGER 4.0
Bus SIGMA CONTROL 2 or ASCII, RS485 or RS232, galvanically isolated
Baud rate
[bps]
Adjustable, possible baud rates:
1200 / 2400 / 4800 / 9600 / 19200 / 38400 / 57600 / 76800 / 115200
Stop bits Possible settings 1 / 2
Parity Possible settings None / Even / Odd
Bold elements: Factory setting
3 Technical Specifications
3.2 Communication modules
No.: 901700 10 E
Service Manual Controller
SIGMA CONTROL 2 BLOWER ≥ 2.5.3
13
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