01" - 20 W.C Man. Reset
1/4" NPT Pressure Switch (Subtractive)

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
• Additional filter pad for gas/air inlet section
• Additional 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

Specifications

• Application: Safety devices used in positive-pressure, negative (Air & Flue Gas Only) or differential pressure systems to sense gas or air pressure changes
• 3.19 (high) x 3(wide) x 3.7 (deep)
• Mounting: 1/4 in. Rp internal thread
• 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): 1 to 20 in. wc
• Differential Type: Subtractive
• Switch Operation: Manual Reset
• Switching Action: Breaks NC to COM on pressure rise
• Pipe Connection: Vent or Low pressure--1/8 in. Rp internal thread