Omron EJ1N-TC4B-QQ Temperature Controller 4 Loop PID RS-485 DIN Rail
Omron · PLCs & Industrial Controllers
Description The Omron EJ1N-TC4B-QQ is a modular temperature controller designed for precise multi-zone temperature regulation in industrial automation systems. It provides four independent control loops with PID functionality and supports various sensor inputs for flexible process control. This unit is commonly used in applications requiring accurate heating and cooling management. Technical Specifications Condition New/Never Used Surplus Brand Omron Category Industrial Automation and Controls Part Number EJ1N-TC4B-QQ Subcategory Temperature Controllers Series EJ1 Control Points 4 Input Types Thermocouple, Pt100, Infrared, Analog (4–20 mA / 0–20 mA) Control Method ON/OFF or PID (Auto-tuning, Self-tuning) Output Type Voltage output for SSR (4 points) Output Voltage 12 VDC ±15% Supply Voltage 24 VDC Power Consumption 3 W max. Sampling Period 250 ms Communication RS-485 (Modbus, CompoWay/F) Mounting Type DIN Rail Terminal Type Screwless clamp Operating Temperature -10°C to 55°C Ingress Protection IP20 Weight Approx. 160 g Information About EJ1N-TC4B-QQ The EJ1N-TC4B-QQ is a compact module from Omron’s EJ1 series of temperature controllers. It is built for DIN rail mounting and integrates into distributed control systems requiring multiple temperature control points. The unit supports thermocouples, platinum resistance thermometers, infrared sensors, and analog inputs, making it adaptable to different sensing environments. It also features RS-485 communication for network integration using industrial protocols. Key Features: 4 control loops: Enables simultaneous multi-zone temperature control. Wide input compatibility: Supports thermocouples, Pt100, infrared sensors, and analog signals. PID control with auto-tuning: Ensures precise and stable temperature regulation. SSR drive outputs: 4 voltage outputs for controlling external relays. RS-485 communication: Supports Modbus and CompoWay/F protocols. Compact modular design: Ideal for DIN rail mounting in control panels. Screwless clamp terminals: Simplifies wiring and maintenance. Fast sampling period: 250 ms for responsive control. The EJ1N-TC4B-QQ delivers reliable, high-precision temperature control for complex industrial processes.
Brand: Omron · Category: PLCs & Industrial Controllers
Key features
- 4 control loops: Enables simultaneous multi-zone temperature control.
- Wide input compatibility: Supports thermocouples, Pt100, infrared sensors, and analog signals.
- PID control with auto-tuning: Ensures precise and stable temperature regulation.
- SSR drive outputs: 4 voltage outputs for controlling external relays.
- RS-485 communication: Supports Modbus and CompoWay/F protocols.
- Compact modular design: Ideal for DIN rail mounting in control panels.
- Screwless clamp terminals: Simplifies wiring and maintenance.
- Fast sampling period: 250 ms for responsive control.
Specifications
| Manufacturer part number | EJ1N-TC4B-QQ |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Omron |
| Category | Industrial Automation and Controls |
| Part Number | EJ1N-TC4B-QQ |
| Subcategory | Temperature Controllers |
| Series | EJ1 |
| Control Points | 4 |
| Input Types | Thermocouple, Pt100, Infrared, Analog (4–20 mA / 0–20 mA) |
| Control Method | ON/OFF or PID (Auto-tuning, Self-tuning) |
| Output Type | Voltage output for SSR (4 points) |
| Output Voltage | 12 VDC ±15% |
| Supply Voltage | 24 VDC |
| Power Consumption | 3 W max. |
| Sampling Period | 250 ms |
| Communication | RS-485 (Modbus, CompoWay/F) |
| Mounting Type | DIN Rail |
| Terminal Type | Screwless clamp |
| Operating Temperature | -10°C to 55°C |
| Ingress Protection | IP20 |
| Weight | Approx. 160 g |
| Product type | Temperature Controllers |
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