January 2012 6.17 Monitoring Functions 961
Module 9167 Monitoring of DC-link voltage
With this module you can switch the DC-link voltage monitoring for powerfail
(U
Z
<approx. 385 V or 410 V) on and off.
If you don’t call the module during the first PLC cycle, the supply voltage
monitoring is automatically started after the first PLC cycle.
Call:
PS B/W/D/K <>Command code>
0: DC-link voltage monitoring for >385 V– off
1: DC-link voltage monitoring for >385 V– on
CM 9167
PL B/W/D <>Error code>
0: Command executed
–1: Transferred parameter invalid
Error recognition:
Marker Value Meaning
NN_GenApiModule
Error
0 DC-link voltage monitoring on or off
1 Error code in NN_GenApiModuleErrorCode
NN_GenApiModule
ErrorCode
2 Transferred parameter invalid
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