Stevens carries a number of different sensors for monitoring and tracking water level conditions. See the following table for an easy comparison between our products.

		Accuracy	Operating Temperatures	Ranges	Input	Output Signal	Body Material	Dimensions L x D
	Stevens SDX	0.25% (FS)	-40 to 85 C	0-10, 0-35, 0-50 ft	12 -35 VDC	4 – 20 mA	EPDM Rubber housing	3.0 x 0.81 in.
	PS 2100	0.05% (FS)	0 to 50 C	0 – 655/ft	9 – 30 VDC	RS 232	Stainless Steel	15 x 0.88 in.
	PS 7000	0.1% (FS)	-5 to 60 C	0 – 655/ft	8 – 30 VDC	4 – 20 mA	Stainless Steel	6.23 x 0.87 in.
	PS 3000	0.05% (FS)	0 to 50 C	0 – 655/ft	9– 30 VDC	RS 232/SDI-12	Stainless Steel or Delrin	13.97 x 1.85 in.
	Stevens SDT-II	0.25% (FS)	0 to 50 C	0 – 100/ft	12.5 – 35 VDC	4 – 20 mA	PVC	8.0 x 1.27 in.