Table of Contents
Advertisement
Bit
00
01
02, 03 Reserved
04
05, 06 Reserved
07
08
09
10
11
12
13
14
15
14.12.9.5
Safety control word 2 and safety status word 2
Overview
The higher-level control activates the Safety Integrated Functions of the converter using safety
control word 2 (S_STW2).
The converter signals the status of the Safety Integrated Functions to the higher-level control
using safety status word 2 (S_ZSW2).
SINAMICS G220 converter
Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB
Safety status
Explanation
STO active
1
0
SS1 active
1
0
SLS active
1
0
Internal event
1
0
Reserved
Active SLS limit val‐
ue bit 0
SLS1
Active SLS limit val‐
SLS2
ue bit 1
SLS3
SLS4
Reserved
SDI positive active
1
0
SDI negative active 1
0
Reserved
Status SSM
1
0
Safety status word 1 (S_ZSW1)
Converter → Failsafe control
STO is active
STO is not active
SS1 is active
SS1 is not active
SLS is active
SLS is not active
The converter signals an "internal event"
Fault-free operation
Bit 1
0
0
1
1
SDI positive direction of rotation is active
SDI positive direction of rotation is not active
SDI negative direction of rotation is active
SDI negative direction of rotation is not active
Absolute value of the speed is less than or equal to the SSM limit
value
Absolute value of the speed is greater than the SSM limit value
14.12 Safety Integrated
Bit 0
0
1
0
1
Functions
687
Advertisement
Table of Contents
