1. GENERAL INFORMATION VM-5G
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OVERVIEW
The VM-5G is a single unit independent type instrument rack with a power supply for each VM-5
series monitor (except VM-5P Communication / Phase Marker Unit), 4-opint relay, SPDT(DAN.1,
DAN.2, ALE.1, ALE.2) and OK relay.
FEATURES
• Conforms to API St’d 670.
• Contact output (Danger / Alert alarm).
• Contact output (Input abnormal alarm).
• Can use variable voltage and frequency (85 to 264VAC / 48 to 64Hz) as power supply.
• Single unit independent type
• Carefully read both this manual and the manual for the VM-5 Series monitor unit to
be mounted in this rack.
• For INTERCONNECTION and MAINTENANCE proceed as described in the
instruction manuals for the VM-5 Monitor Unit used in combination with this
instrument rack.
• If megger test is made on the signal cable between transducer and monitor,
disconnect the cable from transducer and monitor.
Be sure to discharge the charged electric load before connecting the cable to the
transducer and monitor.
If this caution is not adhered to, the transducer and monitor could be damaged.
Mandatory
Mandatory
Caution