It is equipped with the alarm display function of pressure and low oil level to monitor the interruption and pressure loss of the oil pipe of the lubrication system. It can also monitor the low oil level to prevent the lubrication pump from idling, saving energy and environmental protection. Commonly used input voltages are 380VAC, 220VAC, 24VDC

Model	Code	Input voltage	Output voltage	Load power	Work pressure（Mpa）		Alarm method
					Boot up	Downtime
CK-1	59201	220VAC	220VAC	60W	1~9999 (s)	1~9999 (min)	Relay contacts,indicator lights
	59202				1~9999 (Second-rate)		Relay contacts,indicator lights
CK-2	59203	24VAC	24VAC	60W	1~9999 (s)	1~9999 (min)	Indicator lights