
The PR 6334 Thermocouple Temperature Transmitter is an advanced industrial temperature transmitter for high-accuracy thermocouple (TC) and mV signal measurement in modern process control and automation systems. This programmable signal transmitter converts thermocouple or bipolar mV inputs into a standardized 4-20 mA output. Thus, the 6334 Series, from PR electronics, ensures reliable integration with PLCs, DCS, and SCADA platforms for precise temperature monitoring and control.
- Linearized temperature measurement with TC sensor.
- Amplification of bipolar mV signals to a 4-20 mA signal, optionally linearized according to a defined linearization function.
- Models in the 6334 Series are intrinsically safe, galvanically isolated, and feature various certifications for use in hazardous areas.
- Model PR 6334A has certification for mounting in Zone 2 and 22.
- Model PR 6334B has certification for mounting in Zone 0, 1, 2, 21, 22, M1.
PR 6334 Thermocouple Temperature Transmitter from PR electronics
Featuring built-in cold junction compensation (CJC) and galvanic isolation, the PR 6334 Thermocouple Temperature Transmitter delivers exceptional signal integrity while minimizing electrical interference in harsh industrial environments. Users can quickly program temperature ranges, output limits, as well as sensor error values using the PR Loop Link communications interface. As a result, the 6334 Series optimizes performance and enhances diagnostics for safer operation. This transmitter supports both single-channel and 2-channel configurations, allowing up to 84 channels per meter on a DIN rail, thus making the PR 6334 Series ideal for compact installations with high channel density. The 6334 Series fast programmable response times (1-60s), high signal-to-noise ratio, and continuous EEPROM data checks ensure dependable performance and also reduce downtime.
- Within a few seconds, users can program the PR 6334 Series to measure temperatures within all thermocouple ranges defined by the norms.
- Cold junction compensation (CJC) with a built-in temperature sensor.
- A limit can be programmed on the output signal.
- Continuous check of vital storage data for safety reasons.
Easy Mounting, Installation, and Programming
With various certifications for use in hazardous areas, the PR 6334 Thermocouple Temperature Transmitter safely operates in demanding industrial temperature measurement applications. For example, the 6334 is ideal for manufacturing, energy, chemical processing, and industrial automation. Its robust design, extensive programming options, and industry-standard output make it a top choice for accurate, long-term temperature signal conversion and control.
- Mounts vertically or horizontally on a DIN rail.
- Using the 2-channel version, up to 84 channels can mount per meter.

Models of the PR 6334 Thermocouple Temperature Transmitter
| Model ID | Mounting Location | Channels | Configuration |
|---|---|---|---|
| PR 6334A1A | Zone 2 and 22 | 1-Channel | TC/mV Input; Loop-Powered; 4-20 mA Output; Isolated. |
| PR 6334A1B | Zone 2 and 22 | 2-Channel | TC/mV Input; Loop-Powered; 4-20 mA Output; Isolated. |
| PR 6334B1A | Zone 0, 1, 2, 21, 22, M1 | 1-Channel | TC/mV Input; Loop-Powered; 4-20 mA Output; Isolated. |
| PR 6334B1B | Zone 0, 1, 2, 21, 22, M1 | 2-Channel | TC/mV Input; Loop-Powered; 4-20 mA Output; Isolated. |
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