PR Electronics 3331 Temperature Transmitter Input Temperature Current Output 35V dc -25 to 70 °C 3331

PR Electronics 3331 Temperature Transmitter is an industrial-grade temperature converter designed to convert precise temperature signals into current outputs for process control applications. It utilizes a robust design with a slim 6 mm housing that provides exceptional EMI/EMC immunity, making it suitable for demanding industrial environments and outdoor control panels.

This device operates within an ambient range of -25°C to 70°C and accepts temperature inputs from -200°C up to 850°C, supporting a wide variety of sensors. The transmitter offers a high basic accuracy of 0.05% and a rapid response time of less than 30 ms, ensuring fast and accurate signal conversion for PLCs and DCS systems. Its DIP-switch programmable setup allows selection from more than 1000 pre-calibrated temperature ranges, simplifying installation without the need for frequent recalibration.

The device ensures safety and signal integrity with 2.5 kVAC galvanic isolation to prevent ground loops and provide excellent noise immunity, while terminals are protected against polarity and over-voltage conditions to allow safe installation. The LED status indicator provides clear device health feedback, facilitating maintenance and troubleshooting.

Mounting flexibility is offered with DIN rail snap-on capability supporting vertical or horizontal installations without air gap separation. Certified for hazardous locations with Zone 2 ATEX compliance, the 3331 transmitter meets multiple IEC 61508 standards ensuring functional safety.

This temperature transmitter is ideal for industrial automation, process control, HVAC systems, manufacturing, and laboratory applications where reliable and accurate temperature monitoring is critical.

The device supports temperature input range from -200°C to 850°C. Operates reliably in ambient temperatures between -25°C and 70°C. Features high noise immunity with 2.5 kVAC galvanic isolation. DIP-switch programming allows easy setup with pre-calibrated ranges.

Provides rapid response time below 30 ms for precise temperature reading. Includes error status LED for quick diagnostics. Designed for DIN rail mounting with snap-on/detach features. Certified for Zone 2 ATEX hazardous area applications.

Offers long-term accuracy and stability with no re-calibration required. Protected against over-voltage and incorrect polarity wiring. Explore EnvMart’s industrial temperature transmitter category for more solutions with exceptional accuracy, reliability, and safety certifications.

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