Catalogues - level-switches

Catalogue Level Switches

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Technical Data


	Stem and Mounting Thread	: VA 3/8 = W.Nr. 1.4571, G3/8
	Float	: VA 52 = W.Nr. 1.4571, 0 52 mm
	Max. Operating Pressure	: 40 bar (Float / +20 °C)
	Max. Operating Temperature : -10 °C...+105 °C, PVC-Cable
		-40 °C...+150 °C,
		Silicone cable (-HT)
	Min. Fluid Specific Gravity	: 0,78 g/cm³
	Mounting Position	: vertical, ±30°,
		through top or bottom
	Protection Class	: IP54
	Electrical connection	: PVC-cable, max.3 x 0,34 mm²
		Silicone cable (-HT),
		max. 3 x 0,5 mm²
		1 m / 3 m / 5 m length
	Contact Mode	: 1 - SPST-switch (NO)
		2 - SPST-switch (NC)
		3 - SPDT-switch
	Max. Contact Rating	: NO / NC:250 V AC / DC
		3 A, 100 VA / W
		SPDT: 140 V AC / DC
		1 A, 60 VA / W
	Weight	: appr. 250 g
	Approval	: ATEX and shipbuilding on request

By turning the float upside down the function of the switch contact can be changed from NO (standard) in NC or vice versa. (Not possible with SPDT contacts)

The contact modes (NO or NC) are defined on the basis of an empty tank and for a level switch mounted through the top.

Order Numbers


Type	Contact	Cable	Order
	Mode	Type/Length	Number
UNS-VA3/8-K1-VA52/1(2)	NO (NC)	PVC/1m	0111-494
UNS-VA3/8-K3-VA52/1(2)	NO (NC)	PVC/3 m	0111-495
UNS-VA3/8-K5-VA52/1(2)	NO (NC)	PVC/5 m	0111-496
UNS-VA3/8-K1-VA52/3	SPDT	PVC/1m	0111-497
UNS-VA3/8-K3-VA52/3	SPDT	PVC/3 m	0111-498
UNS-VA3/8-K5-VA52/3	SPDT	PVC/5 m	0111-499
UNS-VA3/8-K1-VA52/1(2)-HT	NO (NC)	Silikon / 1 m	0111-500
UNS-VA3/8-K3-VA52/1(2)-HT	NO (NC)	Silikon / 3 m	0111-501
UNS-VA3/8-K5-VA52/1(2)-HT	NO (NC)	Silikon / 5 m	0111-502
UNS-VA3/8-K1-VA52/3-HT	SPDT	Silikon / 1 m	0111-503
UNS-VA3/8-K3-VA52/3-HT	SPDT	Silikon / 3 m	0111-504
UNS-VA3/8-K5-VA52/3-HT	SPDT	Silikon / 5 m	0111-505

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