Troubleshooting

Possible cause
Incorrect polarity of the supply voltage
Solution
Measure current : PA -> 25 mA (45 mA with pilot light)

Possible cause
Flange plug damaged
Solution
Visual inspection for completeness of the connection pins in the connector

Possible cause
Device internal temperature above the permissible ambient temperature
Solution
Use protective fitting / cooling fitting / shield radiant heat

Possible cause
DC voltage 24 VDC missing or faulty
Solution
Check correct connection of the pyrometer to the plant

Possible cause
Supply voltage on the device unstable
Solution
Check power supply