horiba LO-300, Инструкция по эксплуатации

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Overview
11

Automatic back light OFF function
The LCD back light is automatically turned OFF when there is no contact on proximity sensor
at the display box or no operation on the touch panel for 15 minutes or more. However, it may
not turn OFF in some cases depending on brightness around the detector. The back light can
be lit again by the following two methods.

Pass the sensor (reflection type) with the finger.

Remove the front lid of display box, and touch on the monitor screen directly.
Tip
During the following status, the back light does not turn OFF automatically. Also, when the following
status occurs while turning OFF the back light, the back light automatically lights up.

Oil film warning/Oil film alarm occurs

Instrument error occurs

Upper limit error/Lower limit error occurs

Laser replacement message is being displayed

Multiplex transmission function

With the setting of “ON”
The output current is as follows.

OIL ALARM (oil film alarm), OIL WARNING (oil film warning): 21 mA

SYSTEM ERROR (detection level error, instrument error): 3 mA

Other than above: Detection level

With the setting of “OFF”
The output current of detection level is continuously output.