ITS 系列限位开关说明书.doc

ITS_系列限位开关说明书ITS_系列限位开关说明书
ITS Series
Position Monitoring Switch
ITS series position monitoring switch boxes are primary a rotary position indication device
designed to integrate valve and NAMUR rotary pneumatic actuator with a variety of mounting options, internal switches or sensors and configurations.
ITS 100 series
ITS 100 series are specially designed suitable for small size
pneumatic actuator and valves to reduce installation space, but provides high performance by equipping a variety of switches and sensors.
DIMENSION
2
DIMENSION
3
Dome position indicator constructed from high impact resistance poly-carbonate material which offers instant visual recognition of valve or actautor position up to 50 meters distance.
ITS 500 series
Speical stainless steel housing(316L or Duplex) provide
very high protection performance against extremely
corrosive environmental condition.
Suitable for off-shore application.
Other specification is same with ITS 300 series except
for enclosure & coating.
CONSTRUCTION MATERIAL
Low cooper aluminum die-castingEpoxy-Polyester inside/outside(100 series)
Chromated /Epoxy-Polyester(300 series)
No painting on stainless steel housing
NBR O-rings on each interface
(Dome indicator,
Lower/Upper housing, Shaft)
Poly-carbonateBronzeAISI303 Stainless steelStainless steelAll in stainless steelPlate steel(ST series)Stainless steel(SS series and MT1)
4
Easy set cam
Easy and precise cam set without setting tool Red cam for close, Green cam for open
Standard Cam
Cam with Sensing Target
Terminal block and strips
Socket type terminal strip with screws
Max. , 26A at 30oC(approved by UL, CSA)
Visual position indicator
Directly engaged with driving shaft to provide continuous positionHigh strength, Chemical resistance and transparent poly-carbonate
High visibility and reliability
Red for close, Yellow for open(Red for close, Green for open as option)
Standard
L-portT-port
Mechan