Pressure, Vacuum, Differential Pressure
AND Temperature SWITCHES

features
• 1, 2 & 3 switch outputs
• Epoxy-coated enclosure designed
to meet enclosure type 4X
• Wide variety of pressure sensors and
materials
• Setting via reference dial or hex
screw adjustment
• FM approved
• Adjustable Ranges:
“WC ranges: 300 “wc vacuum to 250 “wc
pressure (-746,7 to 622,3 mbar)
Pressure: 30 “Hg Vac to 6000 psi
(-1,0 to 413,7 bar)
Differential pressure: 1″wcd to 200 psid
(2.5 mbar to 13,8 bar)
Temperature: -180 to 650 °F
(-117.8 to 343.3 °C)

EXPLOSION-PROOF PRESSURE, VACUUM,
DIFFERENTIAL PRESSURE and TEMPERATURE SWITCHES

FEATURES
• Class I, Div. 1 & 2, (Zone 1)
Class II, Div. 1 & 2
Class III
• Worldwide approvals and certifications
• Choice of one or two SPDT,
optional DPDT output
• Dual electrical conduit openings
• Terminal block wiring
• Welded diaphragm or bellows sensor
• Ultra-low pressure ranges

Pressure, Vacuum, Differential Pressure
AND Temperature SWITCHES

features
• Single Switch Output
• Epoxy Coated and Gasketed Cast Aluminum
Enclosure Type 4X
• Tamper-Resistant Set Point “Lock”
• Heat Trace and Freeze Protection Thermostats
• Proof Pressures to 10,000 psi (689,5 bar)
• Adjustable Ranges:
Pressure:
30 “Hg Vac to 5000 psi
(-1 to 344,7 bar)
“wc Ranges:
300 “wc Vacuum to 250 “wc Pressure
(-746,7 to 622,3 mbar)
Differential Pressure:
0.2 “wcd to 500 psid
(0,5 mbar to 34,5 bar)
T emperature:
-180 to 650°F
(-117.8 to 343.3°C)