Siemens SINAMICS G120 Original Instructions Manual page 166

Configuring the fieldbus
7.6 Communication via RS485
Table 7- 18 Assigning the Modbus register to the parameters of the Control Unit
Modbus Description
Reg.
No.
Process data
Control data
40100 Control word
40101 Main setpoint
Status data
40110 Status word
40111 Main actual value
Parameter data
Digital outputs
40200 DO 0
40201 DO 1
40202 DO 2
Analog outputs
40220 AO 0
40221 AO 1
Digital inputs
40240 DI 0
40241 DI 1
40242 DI 2
40243 DI 3
40244 DI 4
40245 DI 5
Analog inputs
40260 AI 0
40261 AI 1
40262 AI 2
40263 AI 3
Converter identification
40300 Powerstack number
40301 Converter firmware
Converter data
40320 Rated power of the power unit
40321 Current limit
40322 Ramp-up time
40323 Ramp-down time
40324 Reference speed
Converter diagnostics
40340 Speed setpoint
40341 Actual speed value
166
Modbus Unit Scaling
access factor
R/W -- 1
R/W -- 1
R -- 1
R -- 1
R/W -- 1
R/W -- 1
R/W -- 1
R % 100
R % 100
R -- 1
R -- 1
R -- 1
R -- 1
R -- 1
R -- 1
R % 100
R % 100
R % 100
R % 100
R -- 1
R -- 0.0001
R kW 100
R/W % 10
R/W s 100
R/W s 100
R/W RPM 1
R RPM 1
R RPM 1
Operating Instructions, 11/2013, FW V4.6.6, A5E02430659B AG
On/Off text Data / parameter
or value range
Process data 1
Process data 2
Process data 1
Process data 2
HIGH LOW p0730, r747.0, p748.0
HIGH LOW p0731, r747.1, p748.1
HIGH LOW p0732, r747.2, p748.2
-100.0 ... 100.0 r0774.0
-100.0 ... 100.0 r0774.1
HIGH LOW r0722.0
HIGH LOW r0722.1
HIGH LOW r0722.2
HIGH LOW r0722.3
HIGH LOW r0722.4
HIGH LOW r0722.5
-300.0 ... 300.0 r0755 [0]
-300.0 ... 300.0 r0755 [1]
-300.0 ... 300.0 r0755 [2]
-300.0 ... 300.0 r0755 [3]
0 ... 32767 r0200
0.00 ... 327.67 r0018
0 ... 327.67 r0206
10.0 ... 400.0 p0640
0.00 ... 650.0 p1120
0.00 ... 650.0 p1121
6.000 ... 32767 p2000
-16250 ... 16250 r0020
-16250 ... 16250 r0022
Inverter with CU230P-2 Control Units