This manual describes the E5AR/E5ER programmable digital thermostat, including its functions, performance, and methods of use.
This manual describes the Omron E5AR/E5ER programmable digital temperature controller, covering its functions, performance data, and safe operating procedures. It includes detailed safety notices, environmental limits, and warranty information.
The document also provides step‑by‑step installation guidance, wiring recommendations, parameter configuration menus, and troubleshooting tips. Appendices contain data tables and additional reference material for advanced settings. This manual is written in Chinese.
| Operating Temperature Range | -10 °C to 55 °C |
|---|---|
| Operating Humidity Range | 25 % to 85 % |
| Rear Enclosure Protection Rating | IP20 |
| Terminal Screw Torque | 0.40 – 0.56 N·m |
| Recommended Wire Gauge (Power) | AWG22 to AWG14 |
Do not touch the terminals or terminal blocks while the power is on, and after power‑off wait at least one minute before handling any internal parts.
Ensure adequate ventilation, do not cover the unit, and if multiple controllers are stacked use forced cooling such as a fan to blow air over the controller.
Tighten the terminal screws to a torque of 0.40 – 0.56 N·m as specified.
Use AWG22 to AWG14 for power lines and AWG28 to AWG16 for other connections.