
The PR 5105B Ex Isolated Driver is a highly reliable, isolated signal conditioning interface with UL 913 approval that's ideal for hazardous areas and industrial environments. With excellent precision and safety, this Ex Isolated Driver, from PR electronics, provides galvanic isolation up to 3.75 kVAC across 1- or 2-channel configurations. Thus, the 5105B ensures secure transmission of analog current and voltage signals into intrinsically safe areas without compromising signal integrity.
- Safety barrier for current signals transmitted to I/P converters and displays in hazardous areas.
- Safety barrier for analog current / voltage signals transmitted to hazardous area.
- 1:1 or signal conversion of analog current / voltage signals.
PR 5105B Ex Isolated Driver from PR electronics
Featuring 20 factory-calibrated measurement ranges selectable via internal DIP switches, the PR 5105B Ex Isolated Driver eliminates the need for recalibration. Furthermore, it supports flexible, rapid deployment in diverse industrial applications. The 5105B features universal AC/DC supply compatibility and a fast response time of less than 25 ms. In addition, the PR 5105B delivers dependable performance for I/P converters, displays, and other critical process control equipment in Ex and I.S. zones.
- The 20 factory-calibrated measurement ranges in the 5105B-U9 can be selected by the internal DIP-switches without the need for a recalibration.
- Special measurement ranges are available.
- The PR 5105 is based on microprocessor technology for gain and offset.
- The analog signal transmits at a response time of less than 25 ms.
- Inputs, outputs, and supply are floating and galvanically separated.
Easy Mounting, Installation, and Programming
Robustly built for demanding conditions, the 5105B Ex Isolated Driver includes floating, galvanically separated inputs, outputs, and power, thus maximizing safety and protection in complex installations. Simple DIN rail mounting and compact construction allow efficient use of space and high-density channel installations. Whether upgrading existing instrumentation or integrating new process control systems, the PR 5105 delivers precision, certification-grade reliability, and ease of installation. As a result, this Ex Isolated Drive is an ideal choice for process automation and hazardous area signal isolation needs.
- Mounts vertically or horizontally on a DIN rail.
- By way of the 2-channel version up to 84 channels per meter can mount.
- The PR 5105B features approval for marine applications.

Models of the PR 5105B Ex Isolated Driver
| Model ID | Configuration |
|---|---|
| PR 5105BA | I.S. mA/V Output; mA/V Input; Isolated Input/Output/Supply; 1-Channel. |
| PR 5105BB | I.S. mA/V Output; mA/V Input; Isolated Input/Output/Supply; 2-Channel. |
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