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PR Electronics is a globally recognized specialist in signal conditioning, process instrumentation, and industrial automation interfaces. Known for exceptional accuracy, reliability, and long‑term stability, their products are engineered to perform in demanding environments across industries such as energy, manufacturing, chemical processing, and water treatment. PR Electronics focuses on delivering high‑precision transmitters, isolators, and converters that ensure safe and efficient signal integrity throughout complex control systems. Their solutions are designed for easy installation, intuitive configuration, and seamless integration with modern automation platforms. With a strong commitment to innovation, quality, and compliance with global standards, PR Electronics continues to be a trusted partner for organizations seeking dependable process control and measurement solutions.
Key Product Categories: Signal Isolators | Temperature Transmitters | Universal Converters | Process Displays | I/O Interfaces
PR Electronics
Showing 1–25 of 59 results
- Digital / Pulse / Frequency Converters, Trip Amplifiers, Signal Conditioners
f/I-f/f Converter – 2255 is obsolete
Digital / Pulse / Frequency Converters, Trip Amplifiers, Signal Conditionersf/I-f/f Converter – 2255 is obsolete
f/I-f/f converter
Model: 2255
Make: PR Electronics
Origin: Denmark- Frequency to analog & frequency to frequency conversions
- Programmable f/I converter
- Programmable decimal divider / decimal multiplier
- Programmable frequency generator
- Relay output as option
- Supply voltage 24 VDC
SKU: n/a - Signal Conditioners, Trip Amplifiers
PR 2231 Trip Amplifier (Discontinued)
Discontinued Product:
Replacement of PR 2241:2231P or 2231D can be repalced with the following products as per input/output requirements:
4131 – Universal trip amplifier
4179B – Universal trip amplifier
5116A – Programmable transmitter- AC/DC trip amplifier
- 2 adjustable alarm limits
- Galvanically isolated 3.75 kVAC
- Front-programmable
- 3-digit LED display
- 24 VDC or universal supply
2231 Trip Amplifier – PR Electronics
Part#: 2231
Make: PR ElectronicsSKU: PR 2231 - Signal Conditioners, Special
PR 2261 mV Transmitter
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Load cell signal amplification
✔ Conversion from millivolt to current or voltage signals
✔ Front-panel programmable with LED display
✔ Relative input span calibration capability
✔ NPN/PNP input support for external taring
✔ Power supply compatible with standard transducersSKU: n/a - Signal Conditioners
PR 3101 Thermocouple Converter
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Superior precision with accuracy exceeding 0.1% of full scale
✔ Outstanding electromagnetic compatibility (EMC) and effective suppression of 50/60 Hz interference
✔ Choice of fast or standard response times: under 30 ms or 300 ms
✔ Factory-set temperature ranges adjustable through DIP switch selection
✔ Compact 6.1 mm slim-profile enclosureSKU: n/a - Signal Conditioners
PR 3102 Pt100 converter
✔ Excellent accuracy, surpassing 0.1% of span
✔ Superior EMC performance with effective 50/60 Hz noise suppression
✔ Selectable response time options: under 30 ms or 300 ms
✔ Pre-calibrated temperature ranges easily set via DIP switches
✔ Slim and compact 6.1 mm housing designSKU: n/a - Signal Conditioners
PR 3104 Isolated Converter
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Isolation and conversion of standard DC signals
✔ Power supply and signal isolator designed for 2-wire transmitters
✔ Loop power supply exceeding 17 V
✔ Easy configuration via DIP switches
✔ Slimline housing with a 6.1 mm profileSKU: n/a - Signal Conditioners
PR 3108 Isolated Repeater / Splitter
Make: PR Electronics | Origin: Denmark | Condition: New✔ Signal isolation and conversion for standard DC inputs
✔ Fast response time below 7 ms
✔ Splitter capability: one input to two outputs
✔ Easy operation with no configuration required
✔ Compact slimline housing measuring 6.1 mmSKU: n/a - Signal Conditioners
PR 3111 TC Converter – Isolated
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Superior accuracy, exceeding 0.05% of span
✔ Exceptional EMC performance with effective 50/60 Hz noise reduction
✔ Selectable response times: under 30 ms or 300 ms
✔ Pre-calibrated temperature ranges adjustable through DIP switches
✔ Slim and compact 6.1 mm housing designSKU: n/a - Signal Conditioners
PR 3112 Pt100 Converter – Isolated
Make: PR Electronics | Origin: Denmark | Condition: New✔ Outstanding accuracy, surpassing 0.05% of span
✔ Superior EMC performance with effective 50/60 Hz noise suppression
✔ Choice of response times: less than 30 ms or 300 ms
✔ Pre-calibrated temperature ranges easily selected via DIP switches
✔ Slimline 6.1 mm compact housingSKU: n/a - Signal Conditioners
PR 3113 HART 7 Temperature Converter – Isolated
Make: PR Electronics | Origin: Denmark | Condition: New✔ High precision accuracy, exceeding 0.05% of span
✔ Compact slimline housing measuring 6.1 mm
✔ Exceptional EMC performance for industrial environments
✔ Selectable response times: 60 ms or 60 seconds
✔ Pre-calibrated temperature ranges configurable via DIP switchesSKU: n/a - Universal Converters, Current/Voltage Converters, Signal Isolators & Repeaters, Signal Conditioners
PR 3114 Isolated Universal Converter
Universal Converters, Current/Voltage Converters, Signal Isolators & Repeaters, Signal ConditionersPR 3114 Isolated Universal Converter
PR Electronics 3114 – Isolated universal converterPart: PR3114
Make: PR Electronics
Origin: Denmark- Input for RTD, TC, Ohm, potentiometer, mA and V
- Slimline housing of 6 mm
- 2-wire supply >15 V
- Output for current and voltage
- Can be supplied separately or installed on the power rail, PR 9400
SKU: PR 3114 - Signal Conditioners
PR 3225 Universal Frequency Converter
- Part Number: PR 3225
- Variants: PR 3225A | PR 3225B
- Make: PR Electronics | Origin: Denmark | Condition: New
• High-speed measurement up to 100 kHz
• Universal input: NAMUR, NPN, PNP, Tacho, TTL & S0
• Active current (0-23 mA) or voltage (0-10 VDC) output
• 2.5 kVAC galvanic isolation for signal integrity
• Compact 6.1 mm DIN rail mounting
• Direct configuration via DIP-switches or 4500 series interfaceSKU: PR 3225 - Signal Conditioners
PR 4104 Universal uni-/Bipolar Signal Transmitter
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Measures and outputs both uni- and bipolar voltage and current signals
✔ Compatible with passive and active input/output devices
✔ Programmable and monitored using the PR 4500 display series
✔ Fast response time under 20 ms with superior accuracy below 0.05%
✔ Wide universal power supply range: 21.6–253 VAC / 19.2–300 VDCSKU: n/a - Temperature Transmitters, Universal Converters, Controllers, Signal Conditioners, On/Off Controllers, RTD Converters, Thermocouple Converters, Pt100 Converters, Universal Temperature Transmitters, Trip Amplifiers
PR 4116 Universal Transmitter
Temperature Transmitters, Universal Converters, Controllers, Signal Conditioners, On/Off Controllers, RTD Converters, Thermocouple Converters, Pt100 Converters, Universal Temperature Transmitters, Trip AmplifiersPR 4116 Universal Transmitter
Make: PR Electronics | Origin: Denmark | Condition: New
Part: PR4116 Universal Transmitter✔ Multi-Function Universal Input Support
✔ Robust 2-Wire Auxiliary Supply
✔ Division 2 Hazardous Area Certification
✔ Quad-Output Versatility
✔ Universal Power CompatibilitySKU: n/a - Controllers, Signal Conditioners
PR 4131 Universal Trip Amplifier
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Supports inputs from RTD, thermocouples (TC), ohm sensors, potentiometers, mA, and voltage signals
✔ Features two configurable alarm limits
✔ FM-approved for Division 2 hazardous area installations
✔ Equipped with two relay outputs
✔ Compatible with universal AC or DC power supplySKU: n/a - Signal Conditioners
PR 4179 Universal AC / DC Transmitter
Make: PR Electronics | Origin: Denmark | Condition: New
- Accurate AC and DC signal transmission
- Reliable performance in industrial environments
- Easy to install and integrate into existing control systems
- Manufactured in Denmark ensuring high quality and durability
- Suitable for diverse industrial automation applications
Datasheet PR 4179 Universal AC / DC Transmitter
SKU: n/a - Signal Conditioners
PR 4184 Universal Uni-/Bipolar Signal Transmitter
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Measures DC inputs up to ±300 V and ±100 mA with spans as low as 25 mV / 0.5 mA
✔ Provides passive/active current output and buffered voltage output
✔ Fast response time under 20 ms with outstanding 0.05% accuracy
✔ Wide universal power supply range: 21.6–253 VAC / 19.2–300 VDCSKU: n/a - Universal Converters, Signal Conditioners
PR 4222 Universal I/f Converter
PR 4222 Universal I/f Converter
Make: PR Electronics | Origin: Denmark | Condition: New
The PR 4222 Universal I/f Converter from PR Electronics is a programmable signal interface module designed for precise signal conversion, isolation, and amplification in industrial automation systems.
Engineered for reliability, the PR 4222 Universal I/f Converter allows seamless communication between sensors, transmitters, PLCs, and control systems.
✔ Universal signal input compatibility
✔ Accurate signal conversion and conditioning
✔ Compact DIN rail mounting
✔ Stable industrial performanceThe PR 4222 Universal I/f Converter is widely used as an industrial automation component for signal interfacing in process instrumentation and control panels.
SKU: n/a - Communicator & Programmer, Detachable Configurators, HART Programmers, Programming Software, Programmer, Programming Tools
PR 4510 Display / Programming Front
Communicator & Programmer, Detachable Configurators, HART Programmers, Programming Software, Programmer, Programming ToolsPR 4510 Display / Programming Front
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Programming display compatible with System 4000, 9000 devices, select System 3000 models, and all ConfigMate 4590 versions
✔ Built-in display for real-time process value and status monitoring
✔ Provides scrolling help text available in 7 languagesSKU: PR 4510 - Display Indicators, Programming Tools
PR 4511Configurator
Make: PR Electronics | Origin: Denmark | Condition: New
✔ Model 4511 programming display designed for System 4000 and 9000 series devices
✔ RS-485 communication interface supporting Modbus RTU protocol
✔ Integrated display allows monitoring of live process values
✔ Provides high galvanic isolation up to 2.5 kV from the host unit
✔ Equipped with a shielded RJ45 connector located on the topSKU: n/a
