mechanical valve position feedback limit switch box for waterproof
Summary:
APL~210N position limit switch is a signal device for the remote control of valve, show the working condition of valve by the switch, it contains mechanical switch and proximity switch, and widely applies to
petroleum, chemical industry, pharmacy, food, electricity, coal gas, pro~environment, metallurgy and paper making etc.
Feature
- The switch is installed separately, convenient maintenance and replacement
- Firm and compact design,
Die-casting aluminum
- Quick cam machine,
Fix springs on the cam without tools
- Convenient installation,
NAMUR standard stainless steel and frame
Reasonable design for frame connecting hole, convenient installation
Main Technical Parameter
|
Parameter |
Standard |
Option |
Material |
|
|
Protection |
IP67/NEMA4&4X |
IP68 |
Shell |
Die-casting aluminum |
|
Ambient |
-20~80 |
|
|
|
|
Wiring |
2×NPT1/2 |
PF1/2” ,P1/2” M20,PG13.5 |
Indicate cover |
Polyester coating |
|
Indicator |
ABC/polyester coating |
|||
|
Terminal |
8 Points(0.08~2.6mm2) |
|
cam |
Polyester coating |
|
Position indicator |
Close: red Open: yellow |
Close: red Open: green |
Spring |
Stainless steel |
|
Screw |
Stainless steel |
|||
|
Switch |
Mechanical switch: ×2 Proximity switch: ×2 |
|
O ring |
NBR |
|
Washer |
Bronze |
|||
|
External painting |
Polyester coating |
Red, green, blue, yellow, Nylon painting |
E ring |
Stainless steel |
|
Earth line |
Stainless steel |
|||
|
Axis |
Standard axis(17mm) |
Lengthen axis |
Frame |
Stainless steel |
Performance Feature
Shell--The shell is made of aluminium alloy, with anodic oxidation treatment and polyester powder coating. It is
strong corrosion-resisting and enclosure IP67,NEMA 4 and 6, IP68 is optional.
Motor--
Fully enclosed squirrel-cage asynchronous motor, small, large torque, and small inertia force, F-class insulation
rating, with termal protection to avoid damaging.
Manual Structure--The design of handle is safe,reliable,labor~saving,small.If power failure, operated by handle.
Indicator--Install indicator in the center shaft and adopts convex mirror design, no cumulate water, more convenient to observe.
Space heater--It is used for controlling temperature to avoid condensing internal of housing and keep dry.
Sealing--
Well sealing performance and enclosure IP67,IP68 is optional.
Limit switch--Mechanical, electronic double limit. Mechanical limit stopper are adjustable, safe and reliable; electronic limit switch is controlled by cam, Set position accurately and conveniently, and not affected by excessive handle.
Self-locking--Accurate worm and worm gear transfer large torque efficiently, high efficiency, low noise (Max. 50dB), long life,
with self-locking, prevent inversion, as stable and reliable transmission parts, no need to refuel.
Anti-off bolt--
The bolt attached to the shell and be not off when remove the shell.
Installation--
The installation size meets international standard ISO5211/DIN3337
Circuit--
Controlling circuit meets the single~phase or three~phase power supply standard, circuit layout is reasonable and
compact, terminals meet various of additional functional requirements effectively.
Advantage
- Switch alone installation, maintenance and easy to replace
- Rugged compact design
Die-cast aluminum body
- Fast Set cam mechanism
Spring fixed cam
Set without tools
Look no further adjustments after initial setup
- Easy to install
NAMUR standard stainless steel shaft and bracket.
Bracket hole reasonable design, easy installation
Product View
