
4
(Download original from our web site www.murcogasdetection.com. Use in Conjunction with the Murco Check Calibration Procedure)
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DDaattee ooff FFiirrsstt CCaalliibbrraattiioonn::
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DDaattee ooff LLaasstt CCaalliibbrraattiioonn::
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Cylinder 1000ppm R404a, batch no xxxx
1.
Carry out Bump Test (Set delay to zero)
Power (Green LED)
Visual Alarm (Red LED)
Sounder Operating
Relay Operating
Remote Systems if connected to relay
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0 – 10V
SSyysstteemm PPaasssseedd
If system failed, carry out a gas calibration. See below.
2. On site Gas Calibration (2 Yearly)
SSyysstteemm PPaasssseedd
If the MGS did not respond correctly and could not be recalibrated due to age, exposure to gas etc, then either the MGS or the
sensor element should be replaced (and recalibrated) and the test process repeated.
SSyysstteemm PPaasssseedd
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.
.
Test Performed by
Signature Date
MGS Test Certificate (Example)
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