Directory
Explosion Proof Switches Category (18 companies)
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Rees Inc
Rees Inc. manufactures explosion-proof switches with actuating arm and broken cable detection, and explosion-proof switches with flag status indicators. The various switches can be mounted in any position and feature trip force of 20lb., 20-40lb., and 16lb.
State: IN -
Ashcroft
Ashcroft manufactures explosion-proof pressure switches that feature set points of 2,000 psi, 3,000 psi, 4,000 psi, and 6 through 20,000 psi. Explosion-proof switch types include miniature, NEMA 7, compact, and NEMA 7 electronic - with some of the switches featuring a stainless steel body.
State: CT- Compact Pressure Switches: Single setpoint, field adjustable fixed deadband
- Nema 7 Electronic Pressure Switches: Single setpoint with adjustable deadband
- P series Nema 7 pressure switches: Single or dual setpoint, fixed or adjustable deadband
- Miniature Pressure Switches: Single setpoint, fixed deadband
- Nema 7 Pressure Switches: Single setpoint, fixed deadband
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Honeywell Sensing & Control
Honeywell Sensing & Control manufactures 20mm and 1/2 NPT explosion-proof cable pull safety switches that feature silver contacts and 1NC/1NO or 2NC direct openings.
State: MN -
Dwyer Instruments Inc
Dwyer Instruments Inc. designs and manufactures explosion-proof, diaphragm-operated pressure switches that feature a visible setpoint, fixed deadband, and pressure ranges up to 1400 psi. The switches are UL listed for Class l groups A, B, C, and D; and Class ll groups E, F, and G.
State: IN- Series 1950G: Explosion-proof Differential Pressure Switch
- Series H2: Dual-Action Explosion-Proof Pressure Switch
- Ultra-Mag: Explosion-Proof Level Switch
- Series 1000E: Explosion-Proof Diaphragm Operated Pressure Switch
- Series H3: Explosion-Proof Differential Pressure Switch
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Flowline Controls
Flowline Controls manufactures two series of explosion-proof limit switches that feature Namur mount, two 1/2" or 3/4" conduit entries, adjustable 3-D visual indicators, and independently adjustable open and close switches. Options include proximity switches, 4-20mA and 0-10K ohm feedbacks, P+F proximity switches, and reed-type proximity switches.
State: LA- Series 53 N7: Two 3/4" conduit entries
- Series 54: Two 1/2" conduit entries
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Omega Engineering Inc
Omega Engineering Inc. distributes explosion-proof, NEMA 7 and hazardous location pressure switches for use in locations classified as Class l groups A, B, C, or D.
State: CT -
Grainger
Grainger distributes explosion-proof pressure switches manufactured by Mercoid. The switches are available with 1/4" FNPT or 1/2" FNPT ports, and pressures ranges of 10 to 150 psi, 30 to 500 psi, or 20 to 250 psi.
State: IN -
Barksdale Inc
Barksdale Inc. manufactures explosion-proof pressure switches including diaphragm, dia-seal piston, sealed piston, and bourdon tube types. The explosion-proof diaphragm pressure switches feature pressure up to 150 psi, while the explosion-proof dia-seal switches feature pressure ranges from .5 to 1,600 psi or 1 to 500 psi.
State: CA- D1X, D2X Series: Diaphragm Pressure Switches
- Compact Temperature Switches: Over half dozen to choose from
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Control Concepts Inc
Control Concepts Inc. manufactures explosion-proof zero speed switches that feature driving torque of 4 inch ounces. Constructed of high strength cast aluminum alloy, the switches are rated to NEMA 7 and 9 standards. The switches are used in conveyor, blower, motor, drum, rotary feeder, bucket elevator, airlock, screw conveyor, screening machine, crusher, dryer, burner, and rotary kiln applications.
State: CT- Rotoguard III : Speed switch
- 8100 Series Zero Speed Switch: fshaft input speeds of 0.5 to 24 RPM
- 2100 Series Zero Speed Switch: for shaft input speeds of 4 to 2000 RPM
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AT Controls
AT Controls Inc. manufactures explosion-proof limit switches for use in NEMA 4, 4x, 7 and 9 applications. Intended for hazardous locations, the switches feature aluminum housing, twin shaft body design, visual position indication, PCB modules, easy set cams, and standardized mounting.
State: OH
Product Snapshots
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1LX5700 - Explosion Proof Limit Switches
Yamatake USA
The 1LX5700 Series explosion proof limit switches are IEC-conformed and PTB-approved compact, vertical limit switches that can be used in hydrogen gas environments (including outside applications). These explosion proof switches conform to EN 50 014: 1977+A1-A5, EN 50 014: 1977+A1-A5, and EN 50 014: 1977+A1-A5 standards.- Circuitry: Single-pole, double-throw (SPDT)
- Mechanical operating frequency: Max. 120 operations/minute, 3,000 operations/hour max.
- Mechanical life: Min. 2 million operations
- Electrical life: Min. 50,000 operations. 240Vac, 2A/ 125Vdc, 0.2A, resistive load
- Standard ambient temp. range: -20 to +60 C
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VCX 5000 Series Explosion Proof Limit Switches
Yamatake USA
A vertical, compact explosion proof limit switch for outdoor use that uses 2 point detection, the VCX 5000 series contains 8 different models with the option of center neutral or simultaneous operation. The switches are offered with a pressure resistant packing lead-in, conduit pip joined type or 2 cord lead in.- Contact Type: SPDT - single pole double throw x 2
- Mechanical Life: 2 million operations
- Electrical Life: 500,000 operations
- Operating Temperature: -10 C to +70 C
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SOR - Explosion Proof (Pressure/Vacuum/Compound) Pressure Switch
SOR, Inc.
SOR explosion proof vacuum pressure switches are designed for rugged and hostile environments. Construction is cast iron, aluminum, or copper-free aluminum, with ranges of 30 inHg vac – 7000 psi, 1 bar vac – 480 bar.- Low Cost:
- Ranges from 30 inHg vacuum to 7000 psi:
- Set point adjustment with calibrated scale:
- UL: Class I, Group C, Div. 1 (as an outlet box):
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FX Series - Explosion Proof Flow Switches
Ameritrol
FX Series explosion proof flow switches can be used in many applications, including pump protection, bearing lubrication, seal leakage, analyzer/gas chromatographs, control rooms, chiller lines, tank car loading, and many others. These air and liquid flow switches use a electronic operation to provide a repeatable switch point in industrial applications.- Temperatures to 900F:
- Pressures to 10,000 PSIG:
- No Moving Parts:
- 316L Stainless Steel Sensor:
- Threaded, Flanged, Retractable Probes:
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LS 6000 - Explosion Proof Level Switch
Babbitt International
LS6000 explosion proof level switches are basic, general-purpose switches that measure any liquid, dry material or interface of electrically conductive or non-conductive products. The radio frequency (RF) bridge offers temperature stability. There is no need to recalibrate the unit from season to season.- Power: 120VAC (+/- 15%) 50/60Hz, 2 watts, standard. 230VAC, 12VDC and 24VDC are optional
- Output: 2 Form C contacts, DPDT relay, 5Amp resistive at 125VAC, 230VAC; 30VDC
- Fail Safe: Selectable high or low level
- RF Frequency: Approximately 1.3 MHz
- Hazardous Area: Class I, Group C, D. Class II, Group E,F,G. Class III