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February 13, 2025
4104 PR ELECTRONICS
February 13, 2025The PR4184 PR ELECTRONICS (Model: 4184) is an advanced universal signal transmitter and linearizer designed by PR Electronics for high-precision signal conversion, isolation, and conditioning across industrial control loops.
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PR4184 PR ELECTRONICS Universal Multifunctional Transmitter
The PR4184 PR ELECTRONICS (Model: 4184) is an advanced universal signal transmitter and linearizer designed by PR Electronics for high-precision signal conversion, isolation, and conditioning across industrial control loops. Built to accept a wide spectrum of analog field inputs—including bipolar/unipolar current (mA), voltage (V), RTDs, thermocouples, linear resistance, and potentiometers—the PR4184 PR ELECTRONICS converts complex sensor signals into standard isolated output signals.
Featuring 2.3 kV AC 4-port galvanic isolation between input, output, power supply, and programming interface, the PR4184 PR ELECTRONICS protects sensitive PLCs and telemetry hardware from ground loops, electrical noise, and high voltage transients. Compatible with plug-in display modules (PR 4501 / PR 4511), it enables fast local programming, process monitoring, and Modbus RTU network integration without requiring special software tools.
Key Features of the PR4184 PR ELECTRONICS
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Universal Input Flexibility: Accepts active/passive current (0–20 mA), voltage (0–10 V, ±10 V), RTD (Pt100, Ni100), thermocouples (J, K, T, E, R, S, B, N), and potentiometers.
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Active & Passive Outputs: Delivers fully configurable active or passive analog outputs (0/4–20 mA current and 0/1–5 V, 0–10 V DC voltage).
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4-Port 2.3 kV AC Galvanic Isolation: Eliminates ground loops and transient interference between sensor inputs, control outputs, and power lines.
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Detachable Programming Display Support: Snap-on PR 4501 / PR 4511 operator interfaces allow local calibration, diagnostics, and Modbus communication.
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Fast Response Time & High Accuracy: Delivers superior measurement linearity (better than ±0.1% of span) with response times down to under 20 ms.
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Universal Supply Voltage Range: Flexible power supply architecture operates seamlessly on both 21.6–253 V AC and 19.2–300 V DC sources.
Primary Applications
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Process Control & Telemetry: Converting non-standard temperature, level, or pressure signals into 4-20 mA inputs for PLC and SCADA systems
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Marine SCADA & Engine Monitoring: Galvanic isolation and signal conditioning for shipboard propulsion, auxiliary power, and tank gauging systems
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Factory Automation & OEM Cabinets: Universal spare module to replace multiple single-function transmitters in maintenance inventories
Technical Specifications
| Parameter Category | Specification Details |
| Manufacturer / Brand | PR Electronics |
| Part Number / Keyword | PR4184 PR ELECTRONICS (PR 4184 / 4184) |
| Device Type | Universal Signal Transmitter / Conditioner |
| Input Types (Current / Voltage) | 0…20 mA, 4…20 mA / 0…10 V, ±10 V DC |
| Input Types (Temperature / Resistance) | RTD (Pt100, Pt1000), Thermocouples (Types J, K, T, etc.), Potentiometer (10 Ω to 100 kΩ) |
| Output Signals | 0/4…20 mA (Active/Passive), 0/1…5 V, 0/2…10 V DC |
| Galvanic Isolation | 2.3 kV AC (4-port isolation: input, output, power, display) |
| Supply Voltage | 21.6…253 V AC (50/60 Hz) / 19.2…300 V DC |
| Accuracy Class | Better than ±0.1% of selected span |
| Mounting Type | Standard 35 mm DIN rail (EN 60715) |
| Enclosure Rating | IP20 |
| Operating Temperature | -20°C to +60°C (-4°F to 140°F) |
| Weight | Approx. 0.15 kg |
Package Contents
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1 × PR4184 PR ELECTRONICS Universal Transmitter Base Module
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Multi-Language Quick Installation Guide

