Commissioning Pqn - Prosense PQ Series Installation And User Manual

Commissioning PQN

1. Remove the detector cover
2. Configure the detector's analogue output signal and power input connections correctly
3. Check that all electrical connections are terminated correctly
4. Switch On the external power supply to feed the detector
5. Using a Digital Multi Meter (DMM), check the Supply Voltage at the terminals V+ (24V)
and V- (0V), this should be a minimum supply voltage of 12VDC (Maximum supply
voltage is 24VDC)
6. Check LED status on detector main board. LED will be illuminated right after applying
power.
7. LED will start blinking twice in a second during the warm-up period and analogue output
signal will provide 3mA.
8. Wait two minutes to complete warm-up period. The LED on main board will switch
blinking once in a second and analogue output signal will be 4mA.
9. Switch Off the external power to the detector.
10. Fit the cover and make sure none of the cables cause an obstruction while fitting cover.
Fix the cover locking grub.
11. Switch on external power to the detector.
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