Test procedure 490°F switch:
1. Preheat to 510°F.
2. Decrease temperature to 455°F.
3. Slowly increase temperature to 500°F.
4. Stabilize temperature for ~ 7 minutes.
In this time or during the temperature
increase action the switch has to close.
5. Slowly decrease temperature to 470°F.
6. Stabilize temperature for ~ 7 minutes.
In this time or during the temperature
decrease action the switch has to open
-Switch close limits 490 –5 +10°F.
-Switch open limits 470°F minimum.
Test procedure 490°F switch:
1. Preheat to 510°F.
2. Decrease temperature to 455°F.
3. Slowly increase temperature to 500°F.
4. Stabilize temperature for ~ 7 minutes.
In this time or during the temperature
increase action the switch has to close.
5. Slowly decrease temperature to 470°F.
6. Stabilize temperature for ~ 7 minutes.
In this time or during the temperature
decrease action the switch has to open
decrease action the switch has to open
-Switch close limits 490 –5 +10°F.
-Switch open limits 470°F minimum.