Grounding Indicator Light：Green LED light turns on when the connection to ground is maintained
Selection switch: Start / Reset the grounding function. Switch the selection to Start, if it is grounded then the green light will be on. Whereas, if it is not grounded, the green light will not light up and the buzzer sounds synchronously.
Output contact: Four COM & NO dry contacts. Max. load current: 1A/125VAC
Impedance detection：Standard resistance is 5Ω (5Ω~250Ω is adjustable.)
ON-DELAY: 0.5s~30s (Delay of output contact)
CNS certified, Ex d IIB+H2 T6 Gb / Ex tb IIIC T85℃ Db
Cable entries: 3/4″ NPT x 3
K1SCG3: Power red light, grounding green light, selector switch, and buzzer