Physitemp Instruments BFS-MP 6310 Rev1 Pak400 2 - Manual (Page 7)

collar in an anti-clockwise direction. An ohmmeter will be required to make several readings on the
stage connector. Once the connector has been removed the pin numbers are visible as slightly raised
numerals on the face of the connector.
Between pins 1 and 2 1 - 3 ohms
6 and 7 20 - 27 Kilohms
If the readings you obtain do not fall within these ranges, please consult our engineering department.
3 Controller display is illuminated but module does not cool.
Check the setting of the set temperature and adjust if necessary using the instructions provided in
Section 4.6. If the set temperature is OK check the connector to the module cable on the rear of the con-
troller and the fault condition light on the front of the controller.
If the fault light is on follow the instruction for fault condition number 2.
4 Display reads “inIE”.
The thermocouple feedback sensor is either broken or disconnected.
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