PRESSURE SWITCH/GAGES, 0 a 4 In w.c., ±2% of FS at 70°F (21.1°C),

PHOTOHELIC® PRESSURE SWITCH/GAGES 
3-in-1 Indicating Gage, Lo-Limit and Hi-Limit Control
Range: 0 a 4 In w.c.
Brand: DWYER
GAGE SPECIFICATIONS
Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult factory.
Accuracy: ±2% of FS at 70°F (21.1°C). ±3% on -0 and ±4% on -00 models.
Pressure Limits: -20" Hg to 25 psig (-0.677 to 1.72 bar)
Temperature Limits: 20 to 120°F (-6.67 to 48.9°C)
Process Connections: 1/8" female NPT.
Size: 4" (101.6 mm) dial face, 5" (127 mm) OD x 8-1/4" (209.55 mm).
Weight: 4 lb (1.81 kg).
SWITCH SPECIFICATIONS
Switch Type: Each setpoint has 2 form C relays (DPDT).
Repeatability: ±1% of FS.
Electrical Rating: 10 A @ 28 VDC, 10 A @ 120, 240 VAC.
Electrical Connections: Screw terminals. Use 167°F (75°C) copper conductors only.
Power Requirements: 240 VAC.
Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations.
Set Point Adjustment: Adjustable knobs on face.
Agency Approvals: CE, CSA, UL.