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Electric Actuator Controls: Operation, Failures, and Troubleshooting
Electric actuators are essential components in modern control systems, conv...
HVM-2 (APL-210N) limit switch box is a signal device for remote control of valves, which displays the working status of the valve through the switch of the valve.
HVM-2 (APL-210N) Series Valve Position Monitor is a compact,weatherproof enclosure with internal adjustable position switches and an external visual indication.It has NAMUR standard mounting and drive, and is ideally suited for mounting on to quarter turn actuators and valves...
HVM-2 (APL-210N) Series Valve Position Monitor pplies compact design to offer a minitype weather proof Protection in aluminum die-cast enclosure and 0-ring. The bracket is designed according to ISO 5211 and NAMUR standard.
| Specification | |
| Model | HVM-2 (APL-210N) Series |
| Enclosure | Weatherproof IP67/NEMA4&4X |
| Cable entries | Two NPT1/2" |
| Ambient temperature | -20°C~80°C |
| Terminal strips | 8 points (0.05-2.5mm²) |
| Position indicator | 0~90° (90° turn free join) close:red open:yellow |
| Switches | Mechanical switch x2 proximity sensor x2 |
| Painting |
Chromate Polyester powder coating(black) |
| Housing Cover & Body | A luminum die casting | O-ring | NBR |
| Shaft | Stainless steel | Bushing | Bronze |
| Indicator cover | Polycarbonate | E-ring (Shaft) | Stainless steel |
| Cam | Polycarbonate | Earth Lug | Stainless steel |
| Spring | Stainless steel | Indicator | ABS/Polycarbonate |
| Housing cover bolt | Stainless steel | Bracket |
Stainless steel |
|
Mounting Bracket Namer Standard C means plate steel, S means stainless steel |
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Shape |
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Size |
25 x 50 |
H:20 |
30 x 80 |
H:20 |
30 x 130 |
H:30 |
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