Technical Data
Switching function	Contact
	->closes at increasing flow
	->opens at decreasing flow
	Reversing possible
Pressure rating	PN 25
Temperature ranges	-25...110 °C (Medium)
	-25...80 °C (Ambient)
Electrical data
Electrical connection	Plug connector DIN EN 175301-803-A incl. cable socket (VHS)
	1.5 m PVC jacket cable (VH3)
Switching current	Max. 1 A
Switching voltage	Max. 230 VAC, 48 VDC
Rating	Max. 26 VA, 20 W
Degree of protection EN 60529	IP65
Protection class EN 60730-1	Class II
Approvals	WRAS, TUV Rheinland
Options
VHS	4-pin-sensor plug M12 x 1 or Plug connector incl. cable socket with LED
VHS / VH3	1.5 m PVC blue jacket cable (only for option "for use in potentially explosive atmospheres")
Setpoints
Nominal	Thread	Setpoint ranges [l/min]*				Max.
diameter	Connection D1	VHS		VH3		flow rate
		Increasing flow ON	Decreasing flow OFF	Increasing flow ON	Decreasing flow OFF	[l/min]
DN 8	G¼	2.1...2.7	1.8...2.4	1.9...2.5	1.7...2.3	45
DN 10	G⅜	2.5...3.2	2.2...2.9	2.4...3.0	2.1...2.8	60
DN 15	G½	3.4...4.2	3.0...3.8	3.2...4.0	3.0...3.8	67
DN 15	G½ male**	2.5...3.2	2.2...2.9	2.4...3.0	2.1...2.8	60
DN 15	G¾ male**	2.5...3.2	2.2...2.9	2.4...3.0	2.1...2.8	60
DN 20	G¾	7.0...9.1	6.4...8.2	6.6...8.2	6.3...7.8	120
DN 25	G 1	13.5...17.0	12.0...15.5	13.0...15.5	12.5...15.0	195
DN 32	G 1¼	15.5...20.5	14.5...19.0	14.5...18.0	13.5...17.0	240
DN 40	G 1½	26.5...34.5	25.5...32.5	25.0...31.0	24.0...30.0	400
DN 50	G 2	39.5...51.0	39.0...50.0	37.5...47.5	36.5...46.5	400