Limit switch box APL-310
APL-310
VPI is a high-performance switch box for manual multiturn valves. It detects when valves have reached their open or closed position and sends a signal to your DCS. This valuable information about manual assets enriches your control system's capabilities.
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valve position indicator
valve position indicator is a switch box for manual multiturn valves. It detects when valves have reached their open or closed position
 | APL-2N series |
| -Protectionclass:IP67/ENMA4&4×(standard)IP68(option -The shellis designed to be compact and compact -The switch position can be clearly identified by the indicator -Two-wire interface:Dual1/2NPT pipe interface(standard)/M20.PG13.5.PF1/2 -PT1/2(option) -Terminals:8 o'clock -Anti-detaching bolts -Easy to install,stainless steel spindle connection and mounting bracket are in -line with NAMUR standards | |
 | APL-3N series |
| Protectionclass:IP67/ENMA4&4×(standard)IP68(option) Strong and beautiful shell design Additional limit switches:3 to 4 mechanical switches Additionalterminal blocks:8~16 points The switch position can be clearly identified by the indicator Two-wire interface:dual1/2NPTtube interface(standard)/M20,PG13.5,PF1/2 pT1/2(option) Terminals:8points(0.08-2.5mm2) Anti-detox,easyinstallation,stainless steelspindle connection and mounting bracket are in line with NAMUR standard | |
 | APL-4N series |
| Protection class:IP67/ENMA4&4×(standard)IP68 (option) Strong and beautiful shell design Additionallimit switches:3 to 4 mechanical switches Additional terminal blocks:8~16 points The switch position can be clearly identified by the indicator Two-wire interface:dual1/2NPTtube interface(standard)/M20,PG13.5,PF1/2 PT1/2(option) Terminals:8points(0.08-2.5mm2) Anti-detox,easy installation,stainless steel spindle connection and mounting bracket are in line with NAMUR standard | |
 | APL-5N series |
| Protectionclass:IP67/ENMA4&4×(standard)IP68(option) Strong and beautiful shell design Additional limit switches:3 to 4 mechanical switches Additionalterminal blocks:8~16 points The switch position can be clearly identified by the indicator Two-wire interface:dual1/2NPTtube interface(standard)/M20,PG13.5,PF1/2 PT1/2(option) Terminals:8points(0.08-2.5mm2) Anti-detox,easyinstallation,stainless steel spindle connection and mounting bracket are in line with NAMUR standard |
Feature
- Sturdy and beautiful design , die-cast aluminum housing , powdercoating
- The switch position can be clearly identified by the indicator
- Quickly mounted cams,adjustable cams are mounted by splines and springs the position of the switch camcan be quickly adjusted without a tool
- Two-wire interface (APL-5N spring-loaded bolt)
- Anti-detaching bolts
when the bolt is attached to the cover,it will not fall off
- APL-5Nspring bolts
Easy installation,stainless steel spindle connection and
mounting bracket are in line with NAMUR standards
Standard parts technical parameters
| Specfication | Model | |||
| APL-2N series | APL-3N series | APL-4N series | APL-5N series | |
| shell | waterproof IP67 NEMA484X | waterproof IP67 NEMA484X | waterproof IP67 NEMA484X | waterproof IP67 NEMA484X |
| Wring holes | 2 NPT1/2" | 2 NPT1/2" | 2 NPT3/4" | 2 NPT3/4" |
| Ambient temperature | -20℃-80℃ | -20℃-80℃ | -20℃-80℃ | -20℃-80℃ |
| Number of terminals | 8(0.08-2.5mm²) | 8(0.08-2.5mm²) | 8(0.08-2.5mm²) | 8(0.08-2.5mm²) |
| Valve position indcation | 0~90° Free to rotate Off:red on:yellow | 0~90° Free to rotate Off:red on:yellow | 0~90° Free to rotate Off:red on:yellow | 0~90° Free to rotate Off:red on:yellow |
| switch | Medhanical switch2 Near switch2 | Medhanical switch2 Near switch2 | Medhanical switch2 Near switch2 | Medhanical switch2 Near switch2 |
| External coating | Polyester | Polyester | Polyester | Polyester |
| Specification | Model | |||
| APL-2N series | APL-3N series | APL-4N Series | APL-5N series | |
| shell | waterproof IP68 | waterproof IP68 | Waterproof IP68 Explosion protection BT6 CT6 | Waterproof IP68 Explosion protection BT6 CT6 |
| Wiring holes | 2NPT1/2",PT1/2" M20,PG13.5 | 2 NPT1/2",PT1/2" M20,PG13.5 | 4 NPT3/4",PT3/4" M20,M25 | 2 NPT3/4",PT3/4" M20,M25 |
| Option temperature | - | 40C~80℃ -20℃~150C | - | - |
| Number ofterminals | - | 16点(0.08-2.5mm²) | 20点(0.08-2.5mm²) | - |
| Valve position indication | Three position Off:red on:yellow | Three position Off:red on:yellow | Three position Off:red on:yellow | Three position Off:red on:yellow |
| switch | - | Mechanical switch4 Proximity switch4 | Mechanical switch4 Proximity switch4 | Mechanical switch4 Proximity switch4 |
| Potentiometer | - | 1k ohm standard 5k ohm.0-10k ohm | 1k ohm standard 5k ohm.0-10k ohm | 1k ohm standard 5k ohm.0-10k ohm |
| Current output | - | 4~20mA DC 12.5 to 37VDC(24V typical) | 4~20mA DC 12.5 to 37VDC(24V typical) | 4~20mA DC 12.5 to 37VDC(24V typical) |
| External coating | ||||
