July 2013 6.11 Monitoring functions 907
6.11.8 Internal power supply and housing fan
Via the PLC you can capture and evaluate the current values of the internal
power supply and the speed of the housing fan.
Module 9133 Output of hardware information
Call:
PS B/W/D/K <Mode>
0: Internal temperature sensor in [°C]
1: Temperature CPU1 (basic PCB) in [°C]
2: Temperature CPU2 (additional PCB) in [°C]
3: Voltage of buffer battery in [mV]
4: 5 V supply voltage of main board in [mV]
5: 3.3 V supply voltage in [mV]
6: Rotational speed of the housing fan in [min
–1
]
CM 9133
PL B/W/D <Value>
Error code:
MP4020 PLC functions
Format: %xxxxxxxxxxxxxx
Input: Bit 13 – Monitoring the housing fan of the MC/CC
0: Monitoring active
1: Inactive
Marker Value Meaning
M4203 0 Value was determined
1 Error code in W1022
W1022 2 Invalid number given
8 No second CPU found (for code 2)
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