X21 Digital Inputs/Outputs - Siemens SINAMICS S120 Manual

DC link components
5.1 Braking Module
5.1.3.6

X21 digital inputs/outputs

Table 5- 2
Max. connectable cross-section 1.5 mm
1)
Note
Position of the terminals
The position of the individual terminals of terminal strip X21 on the Braking Module are as
follows when the module is installed: Terminal "1" is at the back, terminal "6" is at the front.
Note
Signal characteristics of terminal X21.3
Applying a high signal to terminal X21.3 inhibits the Braking Module. On a falling edge,
pending error signals are acknowledged.
Note
Notes on setting
You will find setting instructions for wiring the signals in the SINAMICS S120 Function
Manual.
224
X21 terminal strip
Terminal Designation
1 Shield
2 0 V
3 DI inhibit input
4 0 V
5 DO fault output
6 +24 V
DI: Digital input; DO: Digital output
Technical specifications
1)
Shield connection for terminals 2 ... 6
High level: +15 ... 30 V
current consumption: 2 ... 15 mA
Low level: -3 ... 5 V
High signal: No fault
Low signal: Fault present
Voltage: 24 VDC
Load current: 0.5 ... 0.6 A
Voltage: +18 ... 30 V
Typical current consumption (intrinsic current
consumption):
10 mA at 24 VDC
2
Manual, (GH3), 01/2013, 6SL3097-4AE00-0BP3
Chassis power units