This unit’s internal temperature and incoming operating voltage can be read from the PLCopen addresses with the numerical values and resolutions shown in the following table.
Type |
PLCopen address |
Precision |
Resolution bits |
Full reading |
Internal Diagnostics |
||||
AI(TPCB) |
%IW18 |
≤ ±3,5 % |
10 |
|
AI(UR2V5)* |
%IW17 |
≤ ±3,5 % |
10 |
5 V |
External Diagnostics |
||||
AI(Uin) |
%IW19 |
≤ ±3,5 % |
10 |
46 V |
AI(+5 V REF) |
%IW16 |
≤ ±3,5 % |
10 |
5 V |
* Internal precision voltage measurement can be used for internal voltage level monitoring.
This control unit has one temperature sensor for monitoring PCB area temperature.
The temperature information is useful for self diagnostic purposes and safety features.
Symbol |
Parameter |
Conditions |
Min |
Max |
Units |
TPCB |
Nominal PCB Temperature measuring range |
|
-40 |
125 |
°C |
TPCB-err |
Temperature Measurement Error |
-40 .. +100 °C |
|
+/- 6 |
% (FS) |
-55 .. +125 °C |
|
+/- 9 |
% (FS) |