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3. FUNCTIONAL TESTING:
Status at the time of switch
ON
The unit should go to acquisition mode on
‘Switch ON’ and & is displayed in both x
segment and LCD display respectively.
Testing of front panel key
pad
Check the front panel keys for about 20 times
each.
Check whether EHT value 500 is displayed on 7
segments LED display ON pressing EHT key.
Check whether all the items are displayed or not
on pressing PRG key.
Check whether Ack and reset keys are working
properly in ACTIVE condition.
(i) Normal and Active lamp
Active lamp glows once the doserate exceeds
preset level
Unit gives loud audible sound when the alarm
mode in ON.
Check proper working of alarm status and Alarm
Acknowledge and Reset.
Power supplies & EHT having rippled within
specified limits and to recheck with the data
available with test engineers.
Check proper response of the unit with check
source and high range source.
Check for correct calibration factor saved or not.
Check for proper working of the unit for 168
hours continually with out any failure.
Check for proper heat shrink sleeve for all
cables.
Check for proper cable lengths as per purchase
order.
Check for all specifications incorporated as per
PO.
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