
The PR 5202 Pulse Isolator is a high-performance industrial signal isolator for accurate pulse signal conditioning, distribution, and protection in automation systems. Featuring dual channels and 2 or 4 configurable outputs, this DIN-rail mountable pulse isolator enables one input signal to reliably duplicate and route to multiple outputs. In addition, the 5202 Series, from PR electronics, also offers built-in cable error detection to enhance system diagnostics and uptime.
- One input signal can be used on two separate outputs.
- A separate output can detect cable error alarm.
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PR 5202A (Safe Area version)
- Pulse isolator for the supply of NAMUR sensors.
- Pulse isolator for the detection of mechanical contacts.
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PR 5202B (Ex / I.S. version)
- Intrinsically Safe pulse isolator with safety barrier for the supply of NAMUR sensors in hazardous areas.
- Pulse isolator with safety barrier for the detection of mechanical contacts in hazardous areas.
PR 5202 Pulse Isolator from PR electronics
Featuring 5-port galvanic isolation rated at 3.75 kVAC, the PR 5202 Pulse Isolator delivers robust electrical separation between inputs, outputs, and power supply. Thus, the 5202 Series minimizes noise, interference, and ground loop issues in complex control environments. The universal AC/DC power supply (21.6-253 VAC or 19.2-300 VDC) ensures compatibility with a wide range of industrial installations.
- Each relay can program to the function N.O. or N.C.
- Inputs, outputs, and supply are floating and galvanically separate.
- PR 5202A:
- Models 5202A1 and 5202A2 features relays with change-over contacts or open NPN collectors.
- Model 5202A4 has 4 SPST relays, which activate simultaneously two and two.
- PR 5202B:
- Models 5202B1 and 5202B2 have relays with change-over contacts or open NPN collectors available in the safe area.
- Model PR5202B4 has 4 SPST relays, which activate simultaneously two and two, available in the safe area.
Easy Mounting, Installation, and Programming
Ideal for interfacing NAMUR sensors and mechanical contacts, the PR 5202 Pulse Isolator supports both relay and NPN output configurations, thus giving engineers flexibility for process control, safety system integration, and alarm signaling. Mountable vertically or horizontally on a standard DIN rail, it supports high channel density, up to 84 channels per meter, making it space-efficient for large control panels. With precision isolation, universal power compatibility, and advanced diagnostics, the 5202 Series is a dependable solution for pulse signal processing in manufacturing, utilities, and industrial automation applications.
- Can mount vertically or horizontally on a DIN rail.
- Can mount up to 84 channels per meter.


Models of the PR 5202 Pulse Isolator
| Model ID | Configuration |
|---|---|
| PR 5202A1 | NAMUR/Contact Input; NPN O/C Output; Isolated Input/Output/Supply; 2-Channel. |
| PR 5202A2 | NAMUR/Contact Input; SPDT Relay Output; Isolated Input/Output/Supply; 2-Channel. |
| PR 5202A4 | NAMUR/Contact Input; Dual SPST Relay Output; Isolated Input/Output/Supply; 2-Channel. |
| PR 5202B1 | I.S. NAMUR/Contact Input; NPN O/C Output; Isolated Input/Output/Supply; 2-Channel. |
| PR 5202B2 | I.S. NAMUR/Contact Input; SPDT Relay Output; Isolated Input/Output/Supply; 2-Channel. |
| PR 5202B4 | I.S. NAMUR/Contact Input; Dual SPST Relay Output; Isolated Input/Output/Supply; 2-Channel. |
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