COMPACT LOW DIFFERENTIAL PRESSURE SWITCHES

SPECIFICATIONS

Service: Air and non-combustible, compatible gases. Wetted Materials: Consult factory. Temperature Limits: -30 to 180°F (-34 to 82.2°C). Pressure Limits: 45 in w.c. (11.2 kPa) continuous, 10 psig (68.95 kPa) surge. Switch Type: Single-pole double-throw (SPDT). Repeatability: ±3%. Electrical Rating: 15 A @ 120-480 VAC, 60 Hz. Resistive 1/8 HP @125 VAC, 1/4 HP @ 250 VAC, 60 Hz. Derate to 10 A for operation at high cycle rates.

Electrical Connections: 3 screw type, common, normally open and normally closed. Process Connections: 1/8˝ female NPT. Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations. Set Point Adjustment: Screw type inside conduit enclosure. Weight: 1 lb 4.5 oz (581 g). Agency Approvals: CE , CSA, FM,  and UL. Optional-EXPL explosion-proof enclosure does not possess any agency approvals.

MODEL CHART
Model	Operating Range, in w.c.		Approximate Deadband
			At Min. Set Point		At Max. Set Point
1910-00		0.07 to 0.15		0.04	0.04
1910-0		0.15 to 0.5		0.10	0.10
1910-1		0.40 to 1.6		0.15	0.16
1910-5		1.40 to 5.5		0.30	0.30
1910-10		3.0 to 11.75		0.40	0.40
1910-20		4.0 to 20.0		0.40	0.50