Omron

The Omron E5EN-C3MT-500-N is a robust digital temperature controller from the E5EN Series, designed for industrial process control applications that demand reliable performance and precise temperature regulation. Featuring a 1/8 DIN (48 × 96 mm) panel-mount design, this controller was widely used in control panels across manufacturing and process industries.

This model provides a current control output, making it suitable for applications that require analog signal control such as 4–20 mA or 0–20 mA loops. It supports multi-input temperature sensing, including thermocouples and Pt100 resistance temperature detectors, allowing flexible integration into various systems. The controller offers ON/OFF control as well as advanced PID and PID auto-tuning control for stable and accurate temperature management.

Powered by a wide-range 100–240 VAC supply, the E5EN-C3MT-500-N was engineered for continuous operation in demanding industrial environments. Although this model has been discontinued, it remains in use in many legacy installations, and newer Omron controllers from the E5EC Series are commonly recommended as functional replacements.

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## Specifications

- **Brand:** Omron  
- **Model / SKU:** E5EN-C3MT-500-N  
- **Category:** Temperature Controllers  
- **Series:** E5EN Series  
- **Controller Type:** Digital temperature controller  
- **Controller Size:** 1/8 DIN (48 × 96 mm)  
- **Mounting Type:** Panel mount  
- **Input Type:** Multi-input (thermocouple / Pt100 RTD)  
- **Control Output:** Current output (typically 4–20 mA or 0–20 mA)  
- **Control Method:** ON/OFF control, PID control, PID auto-tuning  
- **Power Supply:** 100–240 VAC  
- **Generation:** N-series  
- **Operating Environment:** Industrial-grade, suitable for harsh environments  
- **Product Status:** Discontinued  
- **Recommended Replacement:** Newer models from the E5EC Series  
- **Applications:** Industrial process control, heaters, furnaces, ovens, automation control panels  

### Why Choose Omron E5EN-C3MT-500-N?

- Proven reliability in industrial temperature control applications  
- Current output suitable for analog control systems  
- Supports multiple sensor types for flexible installation  
- Accurate PID control with auto-tuning capability  
- Ideal for maintenance and replacement of existing E5EN-based systems

The Omron E5EN-C3MT-500-N digital temperature controller is a robust and reliable choice for industrial process control applications requiring precise temperature regulation and advanced control capabilities.

Omron E5EN-C3MT-500-N Digital Temperature Controller | Industrial Process Control

E5EN-C3MT-500-N

E5EN Series

The Omron E5EN-R3MT-500-N is a high-function digital temperature controller from the E5EN Series, designed for demanding industrial process control applications. Featuring a vertical 1/8 DIN (48 × 96 mm) panel-mount design, this controller combines advanced PID control, extensive alarm and event handling, and enhanced monitoring capabilities in a robust black housing.

This model supports a wide range of temperature and analog inputs, including thermocouples, platinum resistance thermometers, infrared temperature sensors, and low-level analog signals. It provides reliable ON/OFF control or advanced 2-PID control with auto-tuning, making it suitable for both heating and cooling applications. The relay control output allows direct load switching, while three auxiliary relay outputs and two event inputs enable complex alarm logic and external control integration.

The E5EN-R3MT-500-N features a distinctive three-level LCD display that simultaneously shows Process Value (PV), Set Value (SV), and Manipulated Value (MV), improving operator visibility and diagnostics. Although this model is currently in a phase-out status, it remains widely used in existing installations, with newer Omron temperature controllers recommended for new designs.

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## Specifications

- **Brand:** Omron  
- **Model / SKU:** E5EN-R3MT-500-N  
- **Category:** Temperature Controllers  
- **Series:** E5EN Series  
- **Controller Type:** Digital temperature controller / meter  
- **Controller Size:** 1/8 DIN vertical (48 × 96 mm)  
- **Mounting Type:** Flush mounting on door  
- **Input Type:**  
  - Thermocouple: K, J, T, E, L, U, N, R, S, B, W, PL II  
  - Platinum resistance thermometer: Pt100, JPt100  
  - Infrared temperature sensor  
  - Analog input: 0–50 mV  
- **Control Method:** ON/OFF control, 2-PID control with auto-tuning  
- **Control Output:**  
  - 1 × relay output (SPST-NO, 250 VAC, 5 A resistive)  
- **Auxiliary Outputs:**  
  - 3 × relay outputs (SPST-NO, 250 VAC, 3 A resistive)  
- **Digital Inputs:**  
  - 2 × event inputs (contact ON / non-contact ON 1.5 V, 7 mA)  
- **Display Type:** 3-row × 4-digit negative transmissive LCD with backlight  
  - PV: 11.8 mm digits, red backlight  
  - SV: 8.1 mm digits, green backlight  
  - MV: 5.8 mm characters, orange backlight  
- **Sampling Period:** 250 ms (4 Hz)  
- **Measurement Accuracy:**  
  - Thermocouple: ±0.3% of indication or ±1 °C  
  - RTD: ±0.2% of indication or ±0.8 °C  
  - Analog input: ±0.2% FS ±1 digit  
- **Power Supply:** 100–240 VAC, 50/60 Hz  
- **Operating Temperature:** −10 to +55 °C  
- **Storage Temperature:** −25 to +65 °C  
- **Connection Type:** Screw terminals with cover  
- **Case Color:** Black  
- **Option Unit:** Can be mounted (sold separately)  
- **Product Status:** Phasing out  
- **Standards Compliance:** UL, CSA, IEC, CE, EN  
- **Applications:** Industrial heaters, ovens, furnaces, process automation panels, legacy control systems  

### Why Choose Omron E5EN-R3MT-500-N?

- Three-level PV/SV/MV display for enhanced monitoring  
- Multiple auxiliary outputs and event inputs for advanced control logic  
- Accurate and stable PID temperature control  
- Preventive maintenance support with output ON/OFF counter  
- Ideal for maintaining and upgrading existing E5EN-based installations

The Omron E5EN-R3MT-500-N is a high-function digital temperature controller with advanced PID control, multiple auxiliary outputs, and a 3-row LCD display, ideal for demanding industrial process control applications and maintenance of existing E5EN-based installations.

Omron E5EN-R3MT-500-N Digital Temperature Controller 1/8 DIN

E5EN-R3MT-500-N

The Omron E5EN-HT is a high-performance **programmable digital temperature controller** from the E5EN Series, engineered for advanced industrial process control applications that require **precise temperature profiling and high reliability**. With its **1/8 DIN (48 × 96 mm)** panel-mount design and high-contrast LCD, it offers excellent visibility and ease of operation in control panels.

Designed as part of the **E5N-H (High-performance) series**, the E5EN-HT supports **complex temperature programs of up to 256 segments**, making it ideal for applications involving ramp/soak control and time–temperature sequencing. It accepts **universal inputs**, including thermocouples, platinum resistance thermometers, and analog signals, ensuring flexibility across a wide range of industrial processes.

The controller delivers **fast sampling and high accuracy**, enabling tight process control and stable operation. Multiple output options—relay, voltage for SSR drive, current, and linear voltage—allow seamless integration with different control architectures. Communication support via **RS-422 and RS-485** enables connectivity with PLCs, HMIs, and supervisory systems. Built for harsh environments, the E5EN-HT includes waterproof packing and protective covers for long-term industrial use.

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## Specifications

- **Brand:** Omron  
- **Model / SKU:** E5EN-HT  
- **Category:** Temperature Controllers  
- **Series:** E5EN Series (E5N-H High-performance)  
- **Controller Type:** Programmable digital temperature controller  
- **Controller Size:** 1/8 DIN (48 × 96 mm)  
- **Display Type:** High-contrast LCD  
- **Programming Capability:** Up to 256 segments (multi-step temperature profiles)  
- **Input Type:** Universal input (thermocouple, platinum RTD, analog)  
- **Control Method:** PID control, programmable control, manual or automatic operation  
- **Output Options:** Relay output, voltage output (for SSR), current output, linear voltage output  
- **Sampling Performance:** High-speed sampling for precise control  
- **Accuracy:** High-accuracy control suitable for critical processes  
- **Communication Interfaces:** RS-422, RS-485  
- **Protection Features:** Waterproof packing, protective covers  
- **Operation Modes:** Manual mode, automatic mode, output control/stop on reset  
- **Power Supply:** AC supply (model dependent, typically industrial standard)  
- **Operating Environment:** Industrial-grade for continuous operation  
- **Applications:** Heat treatment systems, furnaces, ovens, semiconductor processing, manufacturing lines, advanced process control panels  

### Why Choose Omron E5EN-HT?

- Advanced multi-segment programming for complex temperature profiles  
- Universal input compatibility for flexible sensor selection  
- Multiple output options for diverse control systems  
- High-speed, high-accuracy performance for critical processes  
- Proven Omron reliability for demanding industrial environments

The Omron E5EN-HT is a high-performance programmable digital temperature controller designed for advanced industrial process control applications requiring precise temperature profiling and high reliability.

Omron E5EN-HT Programmable Digital Temperature Controller

E5EN-HT

The Omron E5EN-Q3MT-500-N is a reliable **digital temperature controller** from the E5EN Series (Basic Type), designed for industrial temperature control applications that require stable PID performance and SSR-driven outputs. With its **1/8 DIN (48 × 96 mm)** panel-mount form factor, this controller was widely used in automation panels across manufacturing and process industries.

This model supports **universal temperature inputs**, allowing connection to both **thermocouples and resistance temperature detectors**, providing flexibility across different processes. The **voltage control output** is intended for **driving solid-state relays (SSR)**, ensuring fast and reliable switching. Equipped with **three auxiliary outputs**, it enables alarm signaling and interlock control to enhance system monitoring and safety.

The E5EN-Q3MT-500-N features a **3-level display**, allowing simultaneous monitoring of key parameters such as process value and set value. Powered by a **wide-range 100–240 VAC supply**, it was engineered for continuous industrial operation. Although this model is now **obsolete and no longer manufactured**, it remains relevant for **legacy system maintenance and replacement**, with newer E5_C series controllers commonly recommended as substitutes.

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## Specifications

- **Brand:** Omron  
- **Model / SKU:** E5EN-Q3MT-500-N  
- **Category:** Temperature Controllers  
- **Series:** E5EN Series (Basic Type)  
- **Controller Type:** Digital temperature controller  
- **Controller Size:** 1/8 DIN (48 × 96 mm)  
- **Input Type:** Universal input (thermocouple / resistance thermometer)  
- **Control Output:** Voltage output for driving SSR  
- **Auxiliary Outputs:** Three  
- **Control Method:** PID control, ON/OFF control  
- **Display Type:** 3-level digital display  
- **Power Supply:** 100–240 VAC  
- **Operating Environment:** Industrial-grade for continuous operation  
- **Product Status:** Obsolete / discontinued  
- **Recommended Replacement:** E5_C series controllers (e.g., E5EC series)  
- **Applications:** Industrial heaters, ovens, furnaces, process equipment, legacy automation panels  


### Why Choose Omron E5EN-Q3MT-500-N?

- Proven PID temperature control for industrial processes  
- SSR-ready voltage output for reliable switching  
- Universal sensor compatibility for flexible installation  
- Multiple auxiliary outputs for alarms and system logic  
- Ideal for maintenance and replacement of existing E5EN-based systems

The Omron E5EN-Q3MT-500-N digital temperature controller offers stable PID performance and SSR-driven outputs for industrial temperature control applications.

E5EN Series

Categories

E5EN-C3MT-500-N

E5EN-R3MT-500-N

E5EN-HT

E5EN-Q3MT-500-N