FEATURES

Easy setting by digital switches

Setting reference voltage can be easily set by DIP switches.
Setting voltage value can be set by digital switch of direct voltage and percent value and it prevents malfunction.

Long life design

Life time is designed for about 13 years with consideration of heat influence.

Wide variety of control power

Standard 100 / 110V type and multi power 100 – 220V AC / DC type are available for control power.

Conformed to B-402 standards

FVS has high noise withstand, voltage fluctuation and insulation performance.

LED lamp for operation monitor

Control power presence and operating condition can be easily checked by LED lamps.

New FVS-SS type

New FVS-SS type can monitor high voltage over 200V and minute voltage less than 300mV.
Over voltage and under voltage monitor functions are built-in one product and can be changed by DIP switches.
Setting value and resetting value can be set separately