WENZHOU VTO AUTOMATIC CONTROL VALVE CO.,LTD
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Current Location: vtovalve >> Products >> Accessories >> Limit Switch >> ALS500M2 Limit Switch Box, ALS500M2 Series Valve Monitor
ALS500M2 Limit Switch Box, ALS500M2 Series Valve Monitor
Product Name
Flameproof Limit Switch Box, Flameproof Valve Monitor
Model No.
ALS500M2
Overview
ALS500M2 Series Flameproof Limit Switch Box (Flameproof Valve Monitor) is a rotary position indication device in HAZARDOUS area (Exd II BT6). Armed with mechanical switch, this device can senses mechanical position (on/off) valve for remote PLC or PC indication. The visual indicator on the top of the device can also clearly display the valve position for local detection.
Approved
Specifications And Technical Data
| Enclosure | Die-casting aluminum: O-ring sealed |
| Coating | Dichromate conversion with polyester powder coating |
| O-rings | Buna N |
| Environment | NEMA 4, 4X, 7, 8 IP66 |
| Area Classification | Class I, Div 1&2, Groups C and D, Exd II BT6 |
| Fasteners | Stainless steel |
| Shaft | Stainless steel Namur |
| Conduit Entries | Two 1/2" BSPP |
| Also available with two 1/2" or 3/4" NPT, 3/4" BSPP, M20-1.5 | |
| Terminal Strip Contacts | 8 |
| Mounting Bracket | MB - 3.4: 30 x 80, 130 H : 20, 30 (Carbon steel) |
| Temperature Rating | -20℃ ~ 85℃ |
| Sensor: 2 SPDT CROUZET Mechanical Switches | |
| Model No. | M2 |
| Operating Voltage | Max: 15A, 125~250VAC |
| Operating Temp. | -25℃ ~ 85℃ |
Wiring Diagram
Drawing and Dimension
- Valve Automation
- • Hydraulic Valves
- • Pneumatic Valves
- Actuators
- • Hydraulic Actuators
- • Pneumatic Actuators
- • Electric Actuators
- Valves
- • Ball Valves
- • Butterfly Valves
- • Gate Valves
- • Globe Valves
- • Check Valves
- • Control Valves
- • Plug Valves
- • Solenoid Valves
- • Diaphragm Valves
- • Pinch Valves
- • Angle Seat Valves
- • PVC Valves
- • Safety Valves / Relief Valves
- • Special Valves
- Accessories
- • Manual Override
- • Positioners
- • Limit Switch
- • Solenoid Valves
- • Air Preparation Unit
- • Connectors ┆ Adapters
- Valve Fittings
- • Flanges
- • Ball
- • Valve Stem
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