Explosion-proof mechanical valve position feedback limit switch box Pneumatic valve
Summary:
ASK Series Limit Switch Box, transmit the actuator and valve position signal to the remote operation station on site. Mounted on the actuator directly, and the mounting bracket comply to NAMUR NORM standard.
Hard aluminum alloy shell material, and the compact design of the limit switch box ensure to normal operation under extremely hard condition.
Main Technical Parameter
|
Item |
Standard |
Option |
|
Shell |
Exd II CT6 Enclosure IP67 O ring sealing |
IP68 |
|
External coating |
Epoxy polyester |
Nylon coating |
|
Ambient temperature |
-20~80 |
-40~80 |
|
Electric connection |
2×NPT3/4” |
PF3/4” M25*1.5 |
|
Wiring Terminal |
8 terminals |
|
|
Position indicator |
Hemisphere 0°~90° |
3 way L-type, T-type |
|
Bracket |
Standard ASK-01,ASK-02 |
|
|
Switch sensor |
2~SPDT mechanical switch |
DPDT switch Proximity sensor (P&F, AUTONICS) Magnetic sensor Valve position transmitter |
feature
A three-dimensional position indicator to clearly show the location of the valve.
2 die-cast aluminum housing, powder coating, compact design looks, reducing packaging volume valve, reliable
quality.
3-wire interface Dual 1/2 NPT pipe interface.
4 signal feedback device.
5 Switch position indicator can be clearly identified.
6 connected to the circuit board inside multiple contact 8 contact wiring board in line with the standard micro-switch, DPDT switch selectable, proximity switches, magnetic switches can be connected to the optional s
olenoid valve.
7 "Quick Position" cam; ITS-100 limit switch adjustable cam splined and spring installation; switch cam position
can be quickly adjusted without tools.
8 with the PCB replace the wiring to prevent short circuits.
9 Ambient temperature: -25 ~ 85 , protection class: IP67, optional IP68, explosion-proof grade: ExdII BT6, Eexd
IICT6, compliance with EN50014 / 50018 standard.
10 pairs of wiring ports, standard contacts, wiring safe and convenient.
11 There are four kinds of bracket is easy to install bracket according to NAMUR standard, ISO5211 standard
stents, any rotation of the actuator can be easily installed by.
12 anti-off bolts, bolts removably attached to the cover when not fall off.
13 easy to install, stainless steel shaft and mounting brackets are in line with NAMUR standards.
14 anti-corrosion.
15 exterior coating: Polyester coating (black).
16 stent material can be selected SS304.
17 standard and explosion-proof type two.
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 Specifications
|
Protective waterproof |
IP67 / NEMA 4x & 4X, IP68 |
|
Environment |
-20 ~ + 80 |
|
Terminal |
2 × NPT1 / 2, PF 1/2 ", PT & frac12;", M20, PG13.5 |
|
Terminal |
8 Points (0.08-2.5mm2) |
|
Off position indicato |
ed; open: yellow |
|
Switch |
mechanical switch switch × 2, proximity switch sensor × 2 |
|
Outer coating |
20 or 30 * 80 * 30 * 130 * 30 |
|
Mounting dimensions |
standard axle (17mm), plus the long axis |
General Drawing
Product View
Explosion-Proof Certificate
