Compur STATOX 4120 Service Manual download pdf (Page 20)

Compur Statox 4120

5.1 Using the diagnostic box

Switch the diagnostic box on. Then connect it to the opto- coupler receptacle on sensor head bottom.

Keep the LED`s and the phototransistors of the opto- coupler clean for proper data transmission.

5.1.1 Operation and error codes of the diagnostic box

Note: If a combination of push button operations is requested ( f. i. ST + ENT), the buttons must be

operated in a short time distance.

Example: ST + ENT initiates a self test. The display says „WAIT-TEST RUN“ until the self test is

finished.

Diagnostic box queries:

Button

Display

Measured value in ppm

M + ENT

WAIT; after a while reading of actual measured value in ppm

Sensor head measuring range

RA + ENT

Gas

Status passed (System OK) or error message (see 5.1.2)

ST + ENT

(initiates self test), TEST Run

FKT

Calibration factor

ZERO + ENT *

ZERO RUN (start zero adjustment)

* only available with systems with zero adjustment

Diagnostic box error messages:

ERR INPU



Faulty or too slow input. Repeat.

ERR KONZ



Calibration gas concentration out of range.

ERR FACT



Calibration factor is out of range.

DS.W.POS



Measuring range or gas not correctly programmed.

WARN TIM



Time error during data transmission.

WARN DTE



Faulty data transmission.

WARN CHE



No self test due to too low temperature.

TEMP.OU



Temperature out of the admissible range.

TEMP.IN



Temperature is back in the admissible range.

CH.BATT

(audible alarm)



Charge calibration box battery.

NO ZERO



Zero adjustment not possible. Wrong EPROM in sensor

head and control module.

PUMP RUN



Sensor is flushed with air because the gas concentration is

too high.

CAL END



Calibration routine has been cancelled with CE button.

NO CALIB



Calibration not possible within the time limit.

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Compur STATOX 4120 Service Manual Page 20

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