Dwyer A3000 Photohelic Switch/Gage.
In stock
SKU
00001447
Product Shipping Subject to Factory Availability Need Specifications? See PDF Section Below.
Photohelic Switch/Gages function as versatile, highly repeatable pressure switches combined with a precise pressure gage employing the time-proven Magnehelic gage design.
Photohelic Pressure Switch/Gage
3-in-One Indicating Gage, Lo-limit and Hi-Limit Control
Series A3000 Photohelic Switch/Gage. Set points are instantly adjusted with front knobs.
Patent No. 3,862,416
SPECIFICATIONS
GAGE SPECIFICATIONS
Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult Factory.
Accuracy: 2% of full scale at 70F (21.1C). 3% on -0 and 4% on -00 models.
Pressure Limits: -20” Hg. to 25 psig (-0.677 to 1.72 bar). MP option; 35 psig (2.41 bar), HP option; 80 psig (5.52 bar). 36003S 36010S; 150 psig (10.34 bar). 36020S and higher; 1.2 x full scale pressure.
Temperature Limits: 20 to 120F. (-6.67 to 48.9C) Low temperature option available.
Process Connections: 1/8” female NPT.
Size: 4” (101.6 mm) dial face, 5” (127 mm) O.D. 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 full scale.
Electrical Rating: 10A @ 28 VDC, 10A @ 120, 240 VAC;
Electrical Connections: Screw terminals. Use 167F (75C) copper conductors only.
Power Requirements: 120 VAC, 50/60 Hz; 240 VAC & 24 VAC Power optional.
Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations.
Set Point Adjustment: Adjustable knobs on face.
Agency Approvals: UL,CSA, CE.
3-in-One Indicating Gage, Lo-limit and Hi-Limit Control
Series A3000 Photohelic Switch/Gage. Set points are instantly adjusted with front knobs.
Patent No. 3,862,416
SPECIFICATIONS
GAGE SPECIFICATIONS
Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult Factory.
Accuracy: 2% of full scale at 70F (21.1C). 3% on -0 and 4% on -00 models.
Pressure Limits: -20” Hg. to 25 psig (-0.677 to 1.72 bar). MP option; 35 psig (2.41 bar), HP option; 80 psig (5.52 bar). 36003S 36010S; 150 psig (10.34 bar). 36020S and higher; 1.2 x full scale pressure.
Temperature Limits: 20 to 120F. (-6.67 to 48.9C) Low temperature option available.
Process Connections: 1/8” female NPT.
Size: 4” (101.6 mm) dial face, 5” (127 mm) O.D. 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 full scale.
Electrical Rating: 10A @ 28 VDC, 10A @ 120, 240 VAC;
Electrical Connections: Screw terminals. Use 167F (75C) copper conductors only.
Power Requirements: 120 VAC, 50/60 Hz; 240 VAC & 24 VAC Power optional.
Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations.
Set Point Adjustment: Adjustable knobs on face.
Agency Approvals: UL,CSA, CE.
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