Alarm Contact (Option); Operation Of The 4-20Ma Output (Option) - BIO UV MP030 Serie Notice De Montage Et D'entretien

G. ALARM CONTACT (OPTION)
The pre-alarm and main-alarm faults are indicated by snap contacts on the monitor which are transmitted
to terminal strips (see the wiring diagram in order to identify them).
The snap contacts are normally closed. They open when respective alarms are active.
H. OPERATION OF THE 4-20MA OUTPUT (OPTION)
The 4-20mA adjustment must be realised:
The 4-20mA adjustment must be realised only after the UV sensor calibration.
The 4-20 mA output is the image of the UV-C sensor output not the image of the UV-C
% display on the monitor screen.
CALIBRATION OF THE 4-20MA OUTPUT:
1
Before the second step, you must realise the UV-C sensor calibration.
2
3
The 4-20mA output is calibrated at 100% of UV sensor.
MP 030 EL NM GB
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- at the first installation of the reactor,
- at each calibrating of the UV sensor.
(See Chapter MANUAL OF THE MONITOR BIO-UV MIII)
Turn the small screw clockwise
until the red LED lighting.
Red
LED
Screw
Copyright BIO-UV - 29/01/2009
Page 17