Amplifiers & Isolators

When signal quality and electrical separation are critical, amplifiers and isolators ensure that measurement and control signals remain stable throughout the system. By conditioning analog signals and providing galvanic isolation, they help you prevent interference, protect connected equipment, and achieve reliable data transmission in demanding industrial environments.
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Product Overview (11)

Isolating amplifier ST500 / TV500

Isolating signal converter for process control signals, converting 0/4 ... 20 mA or 0/2 ... 10 V DC inputs to selectable current and voltage outputs. 22.5mm DIN rail case, 3-port isolation and ST500 transmitter supply.

Isolating signal converter with integrated transmitter supply ST500EX / TV500EX

Power feed signal converter for Ex-area field signals, handling 0/4..20 mA and 0/2..10 V DC inputs and outputs with approx. 20 V DC transmitter supply, ATEX approval and DIN rail mounting.

Isolating switching repeater TS500

Isolating switching repeater for digital signal monitoring, accepting switching contacts, Namur proximity switches or passive electronic outputs with relay SPDT or voltage-free transistor output options.

Isolating switching repeater TS500-EX

Isolating switching repeater for hazardous-area digital signals, accepting switching contacts, Namur proximity switches or passive electronic outputs with intrinsically safe input and relay or transistor outputs.

Isolating signal converter for unipolar and bipolar signals TV500L

Isolating signal converter for unipolar and bipolar field signals, converting 0/4..20 mA, 0/2..10 V, ±20 mA or ±10 V DC with full 3-port isolation and selectable increasing or decreasing output.

Loop-powered isolating converter TV500P

Loop-powered isolating converter for standard analog signals, adapting 0..20 mA, 4..20 mA, ±20 mA, 0..10 V, 2..10 V or ±10 V inputs to a passive 4..20 mA output.

Loop-powered signal isolator TW500

Loop-powered signal isolator for 0(4)..20 mA DC signals, isolating current loops without a separate power supply in 1-, 2- or 3-channel versions within a 22.5 mm DIN rail housing.

Universal isolating amplifier ST125M / TV125M (EX)

Universal isolating amplifier for analog signal conversion, with selectable 0…20 mA, 4…20 mA, 0…10 V and 2…10 V input and output ranges. 12.5 mm DIN rail housing, SIL2 use and optional transmitter feed.

Switch amplifier TS125M / TS225M (EX)

Switch amplifier for control cabinet signal isolation, converting digital switching signals from contacts, NAMUR initiators to DIN EN 60947-5-6 or passive outputs. Single or dual channel, relay outputs, SIL2 use and optional Ex inputs.

Universal isolating amplifier TV125L

Universal isolating amplifier for analog unit signals, with switchable 0/4..20 mA and 0/2..10 V inputs, 0/4..20 mA current output, 40ms step response and 12.5 mm TS35 rail housing.

Active barrier for 0/4 to 20 mA/HART signal isolation ExTVA-600-U0

Active barrier for 4...20 mA HART signal isolation, with 1-channel design, active/passive input and output, 24...230 V AC/DC supply, galvanic isolation and optional Ex connection for intrinsically safe devices.

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