Siemens SINAMICS G220 - Page 346

Control word 1 (STW1)
Control → Converter
Bit Drive function Explanation
08 Reserved
09 Reserved
10 0 = No control by PLC Converter ignores the process data from
the 󹪝eldbus.
1 = Control by PLC Control via 󹪝eldbus, converter accepts
the process data from the 󹪝eldbus.
11 1 = Direction reversal Invert setpoint in the converter.
12 Telegrams 102,
103
All other telegrams 
1 = Uncondi‐
tionally release
holding brake
Reserved
13 Telegrams 20, 102, 103 All other tele‐
grams
Increase the setpoint saved in the motor‐
ized potentiometer.
Reserved 1 = MOP raise
14 Telegrams 102,
103
Telegram 20 All other tele‐
grams
Reduce the setpoint saved in the motor‐
ized potentiometer.
1 = Torque con‐
trol active
0 = Closed-loop
speed control
active
--- 1 = MOP lower
15 Reserved CDS bit0 Reserved Changeover between settings for di󹪜er‐
ent operation interfaces (command data
sets).
Status word 1 (ZSW1)
Converter → Control
Bit Status Explanation
00 1 = Ready for switching on Power supply is switched on, electronics
are initialized, pulses are inhibited.
01 1 = Ready Motor is switched on (ON/OFF1=1), no
fault is active. With the command "Ena‐
ble operation" (STW1.3), the converter
switches on the motor.
02 1 = Operation enabled Motor follows setpoint. See control
word1, bit3.
03 1 = Fault present The converter has a fault. Acknowledge
fault using STW1.7.
04 1 = OFF2 inactive Coast down to standstill is not active.
05 1 = OFF3 inactive Quick stop is not active.
06 1 = Switching on inhibited active It is only possible to switch on the motor
after an OFF1 followed by ON.
07 1 = Alarm active Motor remains switched on; no acknowl‐
edgement is necessary.
Functions
14.4PROFINET communication
SINAMICS G220 converter
344 Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB