XS series operating manual
XS user manual v0.55 - 38 -
Power ON
Make sure the voltage indicated on the inlet module (Z8) is in accordance with the power source.
Connect the unit to the mains AC source (with earth connection) with the SE1 power cord then
press the power button in the ON position.
After a few seconds the LCD screen must display the instrument model name:
Fig 5.4
According to the position of the user related to the unit screen and the light conditions, it is possible
to adjust the screen contrast by turning the potentiometer located on the rear panel (Z9).
Operator safety advices
WARNING : NEVER TOUCH THE METALLIC TIP OF THE HV TEST PROBES (TE54, CO177,...)
WHEN THE TEST PROBES ARE CONNECTED ON THE UNIT AND THE RED HV LAMP IS ON.
The guard connection on the rear panel is at the measurement voltage (Umax = 1000 VDC –
2mA).
The measurement probes can include limitation or protective elements, therefore it is
forbidden to modify without written agreement from SEFELEC Company.
The instrument must be placed in a position where the ON/OFF switch can be easily accessible.
Check the correct operation of cables before use.
Take every precaution necessary to avoid inadvertently touching the sample under test when there is
a voltage passing through it (front panel RED lamp on )
Do not open the cover
Do not place the unit close to a wall so that the air passes through the ventilation ears.
The unit is supplied with a double « SAFETY LOOP » preventing generation of voltage. The test can
be carried out only when pin 1 is linked to pin 9 AND pin 2 to pin 10 on the C5 rear panel screw terminal
connector.
Note: It is therefore advisable to put into operation in this connection, dry contacts in condition of
safety ( closed door, secured cover lowered,....)
It is possible to connect a RED/GREEN lamp (CO160-XS) on the rear connector C5 in order to
indicate in a visible way if the HV is ON or OFF on the outputs of the unit.
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