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Overview

Pressure Switches are safety devices used in positive-pressure, negative pressure (Air, Flue gas) or differential-pressure systems to sense gas or air pressure systems.

Features

  • Pressure switch for general gas- and air application
  • Diaphragm-actuated safety-limit switch.
  • Switch can be wired to turn on alarm.
  • C6097A3 models break control circuit at set point on pressure fall.
  • C6097B3 models break control circuit at set point on pressure rise.
  • Lockout with manual reset options.
  • Lockout models have external manual reset button.
  • Addtional filter pad for gas/air inlet section
  • Addtional cover over screw terminal for safety
  • Removable transparent cover protects scaleplate and adjusting knob.
  • Optional switch position indicator lamp available.
  • Protection class IP65
  • Ranges: 0.4 to 4 in. wc, 3 to 20 in. wc, 12 to 60 in. wc or 40 to 200 in. wc.
  • Integral 0.2mm vent limiter on all models.
  • FM and UL certified

Product Specifications

Application
Safety devices used in positive-pressure, negative (Air & Flue Gas Only) or differential pressure systems to sense gas or air pressure changes
Dimensions (in.)
3.19 (high) x 3(wide) x 3.7 (deep)
Dimensions (mm)
82 (high) x 76 (wide) x 94 (deep)
Item Type
Product
Mounting
1/4 in. Rp internal thread
Electrical Ratings
U = 24 – 250 V AC (Gold contact options for lower voltages available) I = 0.05 – 5 A at cos ϕ = 1, I = 0.05 – 1 A at cos ϕ = 0.6.
Approvals, Underwriters Laboratories Inc.
Component listed,  MH 16048
Electrical Connections
Screw terminals; Line entrance: M16 x 1.5 cable gland
Operating Temperature Range (F)
-4 to +176°F
Operating Temperature Range (C)
-20 to +80°C
Approvals, Factory Mutual
J.I. 1X5A5.AF ; FM Class 3510
Operating Range (psi)
0.4 - 4 in. wc
Differential Type
Additive
Switch Operation
Manual Reset
Switching Action
Breaks NO to COM on pressure fall.
Pipe Connection
Vent or Low pressure--1/8 in. Rp internal thread
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