PHOTOHELIC, 0-3.0 In w.c., ±2% of FS (3000-0 ±3% ofFS)

PHOTOHELIC® SWITCH/GAGES
Combines Differential Pressure Gage with Low/High Set-Points, Compact Size
Brand: DWYER
Range: 0-3.0 In w.c.
Minor Divs: 0.10
GAGE SPECIFICATIONS
Service: Air and non-combustible,
compatible gases.
Wetted Materials: Consult factory.
Accuracy: ±2% of FS (3000-0 ±3% ofFS). (3000-00 ±4% of FS).
Pressure Limit: -20" Hg. to 25 psig
(-0.677 bar to 1.72 bar). MP option: 35
psig (2.41 bar), HP option: 80 psig (5.52bar).
Temperature Limits: 20 to 120°F (-6.67 to 48.9°C).
Process Connections: 1/8" female NPT(duplicated side and back).
Size: 4" (101.6 mm) dial face, 5" (127mm) OD x 3-1/8" (79.38 mm)
-SS bezel:4-3/4" (120.7 mm) OD x 2-21/32 (67.5mm).
Weight: 1.8 Ib (816 g).
SWITCH SPECIFICATIONS 3000MRS
Switch Type: Each setpoint has a solid state relay.
Switching Voltage: 20-280 VAC (47-63 Hz).
Switching Current: 1.0 amp (AC) max.,
0.01 mA (AC) min., (2) SPST NO.
Electrical Connections: 18" (46 cm)
cable assembly with 6 conductors,
optional lengths to 100´ (30.5 m).
Power Requirements: 24 VDC,
regulated ±10%.
Mounting Orientation: Diaphragm in
vertical position. Consult factory for other position orientations.
Set Point Adjustment: Adjustable knobs on face.
Agency Approvals: CE.