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Isolators
Isolators protect by electrically separating the circuit and blocking fault energy, providing intrinsic safety and galvanic separation. Digital, analog, temperature, vibration transmitter, and frequency modules are available with one or two channels. Analog modules offer HART communication options.
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Intrinsically safe isolation barriers provide galvanic isolation and safe transmission of digital/analog signals from process instruments in hazardous areas.
- Digital input and output, analog input and output, frequency (including vibration), and temperature converter modules available
- Dual-channel modules available for most circuit types, providing a more compact installation
- Digital and analog modules are rated for SIL applications
For part listing and specifications, go to Shop Now
STAHL Intrinsically Safe Isolators
Newest Additions!
- Additional STAHL isolators
STAHL intrinsically safe isolators provide intrinsic safety and galvanic isolation between hazardous-area field devices and control systems, helping protect equipment while maintaining reliable signal transmission. The broad product family supports analog, digital, temperature, RTD, frequency, and vibration applications with compact DIN-rail installation, HART-capable analog models, SIL-rated options, and an optional pac-Bus wiring system for faster panel assembly.
- Intrinsic safety and galvanic isolation in one solution
- HART-transparent analog models simplify diagnostics and maintenance
- SIL-rated analog and digital modules available for safety applications
- Single- and dual-channel designs maximize panel-space efficiency
- Compact DIN-rail mounting with slim-profile options as narrow as 12.5mm
- Global hazardous-location approvals support worldwide deployment
- Optional pac-Bus system reduces wiring time and installation costs
Starting at
(9170-11-13-21S)
Endress+Hauser Intrinsically Safe Isolators
Endress+Hauser RN22 and RN42 intrinsically safe isolators provide reliable transmission and galvanic isolation of 0/4–20 mA analog signals from hazardous-area instruments to safe-area control systems. Featuring HART transparency, integrated transmitter power supplies, compact DIN-rail housings, and flexible terminal options, these isolators are ideal for process applications requiring accurate signal transfer and simplified commissioning.
- HART-transparent communication preserves diagnostics and configuration access
- Integrated power supply supports loop-powered transmitters
- Available in single-channel, dual-channel, and signal-doubler versions
- High-accuracy 1:1 signal transmission maintains process integrity
- Screw or push-in terminals simplify wiring preferences
- Compact DIN-rail housings conserve control cabinet space
- Wide-range power input available on RN42 models
Starting at
(RN22-CB1B-LT)
G.M. International D5000 Series Isolators
New!
G.M. International D5000 series isolators combine high channel density, SIL-certified safety, and robust industrial performance for demanding hazardous-area applications. Designed for long service life and reliable signal isolation, these galvanic isolators feature low power consumption, wide operating temperature ranges, surge resistance, flexible mounting options, and support for power bus and termination-board installations.
- SIL 2 and SIL 3 certified models available
- High-density designs require as little as 6mm per channel
- Wide -40°C to +70°C operating temperature range
- G3 conformal coating for harsh industrial environments
- Low power consumption and heat dissipation reduce operating costs
- Universal mounting supports DIN rail, power bus, and termination boards
- Long-life design certified for up to 20 years of operation
Starting at
(D5030D)
