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ITS Series Limit Switch Box
Limit Switch Boxes / ITS Series

ITS Series Components

Precision Position Monitoring Switch Box

The ITS series from Susin are precision-engineered position monitoring switches for rotary actuators. ATEX Ex d IIC T6 and IECEx certified with a 0°–90° visual dome indicator, robust aluminium or stainless steel housing, and mechanical or proximity switch options for demanding process safety applications.

IP67 / IP68
ATEX Ex d IIC T6
IECEx
CE
ISO 9001:2015
Protection

IP67 / IP68

Certification

ATEX / IECEx / CE

Switch Type

2-SPDT or Proximity

Temperature

-20°C to +80°C

All Limit Switches

Technical Specifications
Protection Rating

IP67 (standard) / IP68 (optional)

Explosion-Proof

ATEX Ex d IIC T6

Certifications

IECEx, CE, ISO 9001:2015

Switch Configuration

2 × SPDT Mechanical or Proximity Sensors

Visual Indicator

Dome indicator — 0° to 90° position travel

Shaft Standard

NAMUR standard shaft for actuator mounting

Housing Material

Aluminium alloy or Stainless Steel

Surface Finish

Corrosion-resistant epoxy-polyester coating

Ambient Temperature

-20°C to +80°C

Cable Entry Options

NPT, PF, M20

Available Models

ITS 100, ITS 300, ITS 500

Manufacturer

Susin Group (ISO 9001:2015 Certified)


Key Features
A

ATEX Explosion-Proof

ATEX Ex d IIC T6 certified for use in hazardous gas atmospheres — Zone 1 and Zone 2 classified areas in Oil & Gas and Chemical plants.

B

IECEx & CE Certified

Internationally recognized IECEx certification alongside CE marking for global project compliance and export.

C

IP67 / IP68 Protection

Standard IP67 with IP68 optional for installations requiring submersion protection in wet or wash-down environments.

D

0°–90° Dome Indicator

Clear visual dome indicator covering the full 0° to 90° valve travel range for instant on-site position confirmation.

E

NAMUR Shaft Mounting

NAMUR standard shaft ensures direct, tool-free mounting compatibility with all major pneumatic and electric actuator brands.

F

Mechanical or Proximity

2×SPDT mechanical switches for standard service; proximity sensor options for non-contact, high-cycle and EX ia applications.

G

Aluminium or SS Housing

Standard aluminium alloy housing with epoxy-polyester coating; stainless steel housing available for highly corrosive service.

H

Wide Temperature Range

Rated -20°C to +80°C for reliable operation across cold climate, tropical, and high-ambient process environments.

I

Multiple Cable Entries

NPT, PF, and M20 cable entry options to suit regional electrical installation standards and conduit systems.

J

Three Model Sizes

ITS 100, ITS 300, and ITS 500 cover the full range of actuator sizes from small quarter-turn to heavy-duty units.

IP67 / IP68

Ingress Protection

ATEX T6

Explosion Proof

IECEx & CE

International Cert

-20°C to +80°C

Temperature Range

Fast Dispatch

Availability