Electrical Installation 11/03
SINAMICS G150
4-24 Operating Manual
X541: 4 Non-Floating Digital Inputs/Outputs
Table 4-14 Terminal block X541
Terminal Designation
1)
Technical data Factory Setting
1 P24
2 DI/DO 8 DO8: ready to start
3 DI/DO 9 DO9: LOCAL mode active
4 DI/DO 10 DO10: Enable pulses
5 DI/DO 11
1 2 3 4 5 6
6 M
As input:
Voltage: -3 V to 30 V
Current input (typical):
10 mA at 24 V DC
As output
:
Max. load current per output:
20 mA
Sustained short circuit proof
1)
DI/DO: digital input/output; M: electronic ground
Max. connectable cross-section: 1.5 mm² (AWG 14)
NOTE
An open-circuit input is interpreted as "low".
X542: 2 Relay Outputs (Two-Way Contacts)
Table 4-15 Terminal block X542
Terminal Designation
1)
Technical data Factory Setting
1 DO 0.NC
2 DO 0.NC
3 DO 0.NO
Checkback
Enable pulses
4 DO 1.NC
5 DO 1.COM
1 2 3 4 5 6
6 DO 1.NO
Max. load current: 8 A
Max. switching voltage:
250 V AC, 30 V DC
Max. switching capacity:
at 250 V AC: 2000 VA
at 30 V DC: 240 W (ohmic load)
Required minimum load: 20 mA
Checkback
No fault
1)
NO: normally open contact, NC: normally closed contact, COM: mid-position
contact
Max. connectable cross-section: 2.5 mm² (AWG 12)
NOTE
If 230 V AC is applied to the relay outputs, the customer terminal block must also
be grounded via a 6 mm² protective conductor.
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