Blue Ink is member of Ultimheat Alliance Controls and heating equipments

Blue Ink is member of Ultimheat Alliance Controls and heating equipments

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Controls, Components, Heating equipments

ULTIMHEAT : Snap action contact miniature pressure switch. Rating up to 25A Type ZQ

Snap action contact miniature pressure switch, plastic fitting.

SPDT contact : Type ZQ

DIMENSIONS

Uses: High electrical rating, for 250V.

Main applications: Pressure sensing on water heaters, boilers, and electrical appliances.

Membranes: EPDM, dia 22 mm. Silicone or NBR on request Double membrane on request.

Fluid: water or air

Fitting: Plastic

Pressure: positive

Housing: PA66, UL94 VO

Contact: SPDT, snap action. NO or NC contacts available with MOQ

Electrical rating: Depends on microswitch operating force that is linked to the electrical rating - Standard rating micro-switch (medium and high pressure calibration only): 16A 125/250VAC;1/2HP 125VAC;3/4HP 250VAC - High rating micro-switch (medium and high pressure calibration only): 2HP 240V, 21(8) A 240V (UL, CSA VDE switch) - Low force micro-switch (set points less than 150 mbar): 1/4HP 6(1) A 240V ( UL, CSA VDE switch) - On request: up to 25A 250V

Action: momentary.

Set point calibration: factory calibrated and sealed, not field adjustable

Set point calibration limits: from 50 to 1500 mbar

Electrical connection: 6.35 x 0.8 mm quick connect terminals

Maximum pressure: 4 bars (58 PSI)

Ambient temperature limits: 0 to 85°C

Available pressure inlet fittings 1


References ( with SPDT contact):
Pressure inlet Standard rating micro- switch
(Calibration : 800 mbar)
Low pressure micro-switch
(Calibration 150 mbar)
High rating micro-switch
(Calibration 800 mbar)
1/8’’ NPT ZQ2K28U1UH000000 ZQ2728U50A500000 ZQ2K28U6UH000000
1/4’’BSPP ZQ2K2QU1UH000000 ZQ272QU50A500000 ZQ2K2QU6UH000000
M10 x 1 ZQ2K2MU1UH000000 ZQ272MU50A500000 ZQ2K2MU6UH000000
Snap in fitting, 2 grooves dia 7.8 ZQ2K2TU1UH000000 ZQ272TU50A500000 ZQ2K2TU6UH000000
Snap in fitting, 1 groove dia 10 ZQ2K2ZU1UH000000 ZQ272ZU50A500000 ZQ2K2ZU6UH000000
Snap in fitting, 1 spout dia 6 mm ZQ2K2AU1UH000000 ZQ272AU50A500000 ZQ2K2AU6UH000000
  Other set point values: replace H00 in the product reference by the requested value in mbar Other set point values: replace A50 in the product reference by the requested value in mbar Other set point values: replace H00 in the product reference by the requested value in mbar