Fisher Scientific Isotemp 178L 120V, User Manual

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Error Codes
12-4 Peltier Low Temp. Incubators Fisher Scientific
Sensor Error (E113) Sample sensor damaged.
The actual measured value
is out of range. Audible alarm activated,
alarm relay energized,
message shown on dis-
play. Call service.
ADC Error (E114) A/D converter does not
supply a plausible output.
Measurement across refer-
ence resistor has failed.
ADC converter may be
defective. Audible alarm activated,
alarm relay energized,
message shown on dis-
play. All control circuits dis-
abled. Call Service.
Watchdog error (E115) Watchdog test failed on
power-up. Audible alarm activated,
alarm relay energized,
message shown on dis-
play. Call service.
*
Clearing should mute the audible alarm, de-energize the alarm relay, and clear the message from the control panel display.
Table 12-1 Fisher Scientific low temperature incubator Error Codes
Error Message & Code Root Cause Alarm Response Alarm Clearing Instructions
*