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Turck IM1-22EX-R isolating switching amplifier in grey industrial housing

Turck

Turck IM1-22EX-R 7541231 Isolating Switching Amplifier electrician tool

SKU CH-KDZS-KWRTF MPN IM1-22EX-R

Isolating switching amplifier with two relay outputs, SIL 2 safety rating and galvanic isolation for hazardous-area digital signals

  • Labor warranty1 Year
  • Product typeTest Equipment
  • Number of items1 pack
  • Sold asBox
  • Parts warranty3 Years
  • Isolates signals safely with SIL 2 functional safety rating
  • Two relay outputs configurable as normally open or normally closed
  • Monitors input circuits for wire-break and short-circuit faults
  • Wide voltage range suits varied industrial power supplies
  • Complete galvanic isolation protects against electrical interference

Isolating Switching Amplifier

The Turck IM1-22EX-R 7541231 is an isolating switching amplifier designed for hazardous-area signal conditioning. It provides complete galvanic isolation between field devices and control systems. The unit accepts digital input signals and drives two relay outputs. It is built for electricians and instrumentation technicians working in Ex zones.

Suitable Applications and Limits

This amplifier suits installations that require SIL 2 functional safety and wire-break or short-circuit monitoring on input circuits. The adjustable output mode supports both normally-open and normally-closed wiring. It is not for applications needing analog signal transmission or more than two switching channels. Buyers who need intrinsic safety barriers or additional relay contacts should look at other devices.

Decisive Specification

The defining specification is the SIL 2 rating combined with full galvanic isolation and Ex approvals including ATEX and IECEx. This confirms the device for safety-related shutdown circuits in explosive atmospheres. The wide nominal voltage range and IP20 protection class complete the core profile for panel mounting.

How it compares

Measured against everything we stock in Electrical Trade Tools & Kits, at today’s prices. Recalculated every night.

Price $114.99
Pricier than about 57% of the 5,006 comparable items (median $95.99).

Specifications

Product
Brand nameTURCK
Model nameIM1-22EX-R 7541231
Product typeTest Equipment
In the box
Number of items1 pack

Questions about this item

How long are the parts covered before replacement might be needed?

Parts carry a three-year coverage period, so the isolating switching amplifier is supported for that duration before any replacement consideration.

What is the functional-safety rating that limits sustained operation?

The unit is rated SIL 2, which defines the safety integrity level that governs its continuous use in hazardous-area applications.

How much heat does the 167 g housing dissipate when running all day?

At 167 grams the amplifier is a low-mass DIN-rail module designed for wide-range voltage supply with no forced cooling, so heat output remains minimal during continuous duty.

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