E5EC-RR2ASM-800 – Digital Temperature Controller 100–240V AC
Description
The E5EC-RR2ASM-800 is a high-precision digital temperature controller designed by Omron for industrial process and equipment control. It features a large, easy-to-read white LCD display with intuitive navigation and flexible input/output configuration.
Part of the E5EC series, this controller provides fast response, high accuracy, and multi-input capability—ideal for applications such as furnaces, ovens, packaging machinery, and automated manufacturing systems that require precise thermal regulation.
Technical Specifications
- Part Number: E5EC-RR2ASM-800
- Series: E5EC
- Input Voltage: 100–240V AC, 50/60Hz
- Power Consumption: Approx. 10VA max
- Display: 3.5-digit + text white LCD (high-contrast display)
- Input Type: Universal input (Thermocouple, RTD, Voltage, Current selectable)
- Thermocouple Types Supported: K, J, T, E, L, U, N, R, S, B, W, PLII, etc.
- RTD Types Supported: Pt100, JPt100, Cu10, Cu50
- Input Range: –199.9 to 1800°C (depending on input type)
- Control Output Type: Relay output (2 relays)
- Relay Ratings: 250V AC, 3A (resistive load)
- Auxiliary Output: 1 relay contact output (configurable)
- Control Mode: ON/OFF, PID (auto-tuning supported)
- Sampling Period: 50 ms (high-speed control response)
- Accuracy: ±0.1% of PV or better (typical)
- Communication: RS-485 (Modbus RTU protocol)
- Ambient Operating Temperature: –10°C to +55°C
- Humidity Range: 25–85% RH (non-condensing)
- Mounting Type: Panel mount
- Panel Cutout: 22.5 mm (W) × 96 mm (H)
- Weight: Approx. 150 g
Interchangeable / Related Part Numbers
- E5EC-RX2ASM-800 (voltage output variant)
- E5EC-RR2ASM-802 (relay + communications variant)
- E5EC-RR2DSM-800 (DC-powered version)
✅ Confirmed Compatibility
- ✔ Industrial furnaces, ovens, and thermal process systems
- ✔ Plastic molding and extrusion machines
- ✔ Food processing and packaging equipment
- ✔ HVAC and environmental control panels
- ✔ Automated manufacturing temperature feedback systems
☑️ Key Features
- ☑️ Large white LCD display with 3.5-digit precision and clear status indication
- ☑️ Universal input support for thermocouples, RTDs, and analog signals
- ☑️ Fast 50 ms sampling rate for rapid temperature stabilization
- ☑️ Auto-tuning PID control optimizes temperature accuracy and response
- ☑️ Multi-output configuration (dual relay outputs for control and alarms)
- ☑️ Compact panel-mount design saves space while providing powerful functionality
- ☑️ RS-485 Modbus communication for easy integration into PLC systems
