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Doger Technology Development, S.A.
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  2. UE controls J21k series Differential pressure switch Model 232-254

UE controls J21k series Differential pressure switch Model 232-254

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Phosphor bronze bellows with 1/4" NPT (female) pressure connections.

The J21K Series is simple to install and operate for alarm, safety and emergency shutdown applications requiring a higher switch sensitivity. It monitors the difference between two system pressures or vacuum using sealed, opposing bellows sensors.

$ 343.00 343.0 USD $ 343.00

343.00 USD

  • Pressure parameters .

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United Electric Controls
Interruptores de presion, interruptores de temperatura, Termocuplas, RTDs, transmisores de temperatura y presioón, detección de gases

The J21K's rugged design - with epoxy coated enclosure and sealed metal bellows - lends itself to exacting applications. Widely used in refrigeration (chiller) and compressor applications, the J21K can be used for filter status monitoring and proof of flow.



Specifications for UE controls J21k series Differential pressure switch Model 232-254

Pressure parameters . 232- Set Point Range: 0 to 25 psi /Deadband: 0.6 to 1 psi /Over Range Pressure: 25 psi / Working pressure: 30 "Hg Vac to 110 psi or 254 - Set Point Range: 0 to 90 psi /Deadband: 2 to 4 psi /Over Range Pressure: 90 psi / Working pressure: 30 "Hg Vac to 200 psi
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  • Designed to meet Enclosure Type 4X (with watertight conduit fitting)
  • UL listed and cUL certified
  • Optional ATEX and Rostechnadzor (GOST-R) intrinsic safety compliance
  • Optional adjustable deadband
  • Single switch output
  • Opposing bellows design

  • Ambient temperature limits -40 to 160°F (-40 to 71°C); Set point typically shifts less than 1% of range for a 50°F (28°C) ambient temperature change
  • Set point repeatability ±1% of full scale range
  • Shock Set point repeats after 15 G, 10 millisecond duration
  • Vibration Set point repeats after 2.5 G, 5-500 Hz
  • Enclosure Die cast aluminum, epoxy powder coated, gasketed
  • Enclosure classification Designed to meet enclosure type 4X requirements with M900 option (watertight conduit fitting)
  • Switch output One SPDT snap action switch; switch may be wired "normally open" or "normally closed" Electrical rating 15 A 125/250/480 VAC resistive. Electrical switches have limited DC capabilities. Consult factory for additional information.
  • Weight Approximately 2 lbs. (0.90 kg.)
  • Electrical connection 7/8" diameter conduit hole
  • Pressure connection Models 127-150, 232-254, 357, 16020: 1/4" NPT (female); models S127B-S150B, 16021: 1/2" NPT (female)

UNITED STATES AND CANADA

  • UL listed, cUL certified
  • UL 508; CSA C22.2, no. 14 File # E42272
  • Canadian Registration Number (CRN): Refer to www.ueonline.com/certifications for list of approved models

EUROPE

  • Low Voltage Directive (LVD) 73/23/EC & 93/68/EEC
  •  Compliant to LVD
  • Products rated lower than 50 VAC and 75 VDC are outside the scope of the LVD

Pressure Equipment Directive (PED) 97/23/EC

  •  Compliant to PED
  • Products rated lower than 7.5 psi are outside the scope of the PED

 ATEX Directive (94/9/EC)

  •  II 1G Ex ia IIC T6 Ga (Optional - code M405)
  • -50°C ≤ Tamb ≤ +60°C
  •  UL International DEMKO A/S (N.B.#0539)
  • Certificate # DEMKO II ATEX 1105261X EN 60079-0, 60079-11, 60079-26

 RUSSIA

  •  Rostechnadzor Permit and GOST-R CoC (Optional - code M406)
  •  0ExiaIICT6 Tamb = -50C to +60C
  • NANIO CCVE Certification Center
  •  Certificate # ROSS US.GB05.Bo2933
  • GOST R 51330.0, 51330.1, 51330.10 & 51330.14


Product Image
UE controls J21k series Differential pressure switch Model 232-254

$ 343.00 343.0 USD $ 343.00

343.00 USD