Faults - WIKA GCS-1 Mode D'emploi

6. Setting of zero point/span / 7. Faults
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7. Faults

Fault
No output signal
14
DANGER!
Danger to life from explosion!
Through setting the zero point or the span in flammable atmospheres,
there is a risk of explosion which can cause death.
▶
Only carry out zero point settings and span settings outside the hazar-
dous area.
▶
Ensure that the surrounding atmosphere is not dangerous (not
explosive).
After the adjustment, check that the system is functioning correctly.
Recommended recalibration cycle: 1 year
Causes
No supply voltage
Cable break
Wiring reversed
Gas cylinder scale defective due
to incorrect supply voltage or
current pulse
WIKA operating instructions, gas cylinder scale, model GCS-1
Measure
Check voltage supply
Check the continuity
Rectify polarity
Replace the gas cylinder scale