The Murphy MS2110 is a multi-purpose Tattletale® with dry contacts that can be used to make two circuits and break another when tripped. Operates from 12 or 24 VDC or 24 VAC. The operating coil is intermittent duty and must be disconnected by an external circuit when tripped.
The MS2110 features a manual indicating reset type. The control circuit output contacts are NCH and NOH. Dry contacts normally wired in hot circuit. The latch type is energize to trip. The MS2110 is a replacement for 221PH, 169PH, 274 and 274PH.