The 1823 in Flame-Proof Enclosure
ATEX/IECEx Approved 1823 Differential Pressure Switch which are ideal for low pressure hazardous area applications. Various housing options such as an overpressure relief valve or external setpoint adjustment knob are available.
Features
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Compact size and repeatability, provides a high-value switch for many industrial applications
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External setpoint knob provides easy access that simplifies making adjustments without opening enclosure
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Flame-proof ATEX enclosure protects the device in hazardous areas
Product Applications
Specifications
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Service: Air and non-combustible, compatible gases.
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Wetted Materials: Consult factory.
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Temperature Limits: -30 to 180°F (-34 to 82.2°C); 1823-00, -20 to 180°F (-28.9 to 82.2°C); (Note: Product temperature limits differ from case).
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Pressure Limits: 10 psig (68.95 kPa) continuous, 25 psig (172.4 kPa) surge.
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Switch Type: SPDT.
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Repeatability: ±2% FS.
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Electrical Rating: 15 A @ 120 to 480 VAC, 60 Hz. Resistive 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 60 Hz. De-rate to 10 A for operation at high cycle rates.
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Mounting Orientation: Diaphragm in vertical position.
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Set Point Adjustment: Screw type inside mounting spud internal to switch. External setpoint adjustment knob optional.
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Enclosure Rating: IP66. IP65 with option OPV, overpressure relief valve or external setpoint adjustment knob.
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Housing Material: Aluminum.
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Finishing: Texture epoxy coat RAL7038.
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Pressure Connections: 1/8" NPT female brass (SS optional). In presence of acetylene it is necessary to use SS.
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Electrical Connections: Two 1/2" FNPT. Cable gland not included.
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Weight: 11.9 lb (5.4 kg).
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ATEX Certificate: BVI 14ATEX0072.
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Agency Approvals: ATEX Compliant CE 1370 Ex II 2G Ex d IIC T6 Gb / II 2D Ex tb IIIC T85°C Db, -60°C=Tamb=+60°C IECEx Compliant: Ex d IIC T6 Gb / Ex tb IIIC T85°C Db
