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Gas Imput Test
If the device does not start up.
Check that the 12/24VDC mains power is correctly connected, and that positive and negative polarity has not
been inverted.
If the Fault LED lights up.
If the fault signal reaches the control unit connected to the probe.
Check that the cables are connected according to the drawing, and that the wire isolation sheath has not been
pinched.
Check the voltage at the terminals 1-2. It must be higher than 11VDC and lesser than 25Vdc.
Check the voltage at the terminals 2-3. It must be from a minimum of 1 VDC to a maximum of 1.6 VDC
If other problems arise, a specialised and/or authorised technician and/or the Distributor of BEINAT S.r.l. should
be contacted directly.
The installation of the SG544 probe, its ordinary and
extraordinary maintenance, and its out of service removal at
the end of the functional life guaranteed by the manufacturer,
must be carried out by authorized or specialized personnel.
The general test should be performed by issuing gas from a pre-
calibrated aerosol.
According to the EN 60079-10 Norm, this functioning test
should be performed at least once a year.
Troubleshooting before calling a technician
3 2 1
R
0
1
3
2
1,1
V
Voltmeter
Power Supply
12÷24 V.
Linear Output 4-20 mA
Attention!!
The regulations described in this paragraph must performed be authorized and specialized technician
are suceptibile to compromise the safety of the survey.
Gas
TEST SG544
Methane
Al 20% del L.I.E. ±2%
LPG
Al 20% del L.I.E. ±2%
Hydrogen
Al 20% del L.I.E. ±2%
