
TK4L-14CR Autonics Temperature Controller
Autonics TK4L-14CR PID Temperature Controller (48×48 mm, Relay + Alarm Output)
The Autonics TK4L-14CR is a compact 48×48 mm PID temperature controller with thermocouple/RTD input.
It features relay control output with alarm function for cost-effective industrial temperature control.
The Autonics TK4L-14CR is a 48 × 48 mm DIN-size PID temperature controller designed for economical and reliable temperature control in industrial automation panels. It supports thermocouple and RTD sensor inputs and provides a relay control output with alarm relay, making it suitable for heaters, ovens, and general process temperature monitoring.
The TK4L series is widely preferred by OEMs and panel builders for applications requiring basic PID functionality with alarm indication at an optimized cost.
Key Features
Standard 48 × 48 mm DIN panel size
Supports Thermocouple & RTD inputs
Control modes: ON/OFF, P, PI, PD, PID
Relay control output for heater/contactors
Alarm relay output for over/under temperature
Auto-tuning for PID parameters
Stable control performance for industrial use
Cost-effective solution for OEM panels
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | PID Temperature Controller |
| Model | TK4L-14CR |
| Series | TK |
| Panel Size | 48 × 48 mm |
| Sensor Input | Thermocouple (K, J, T, E) / RTD (Pt100) |
| Control Method | ON/OFF, P, PI, PD, PID |
| Control Output | Relay |
| Relay Rating | 250 VAC, 3 A (resistive) |
| Alarm Output | 1 Relay Alarm |
| Sampling Rate | Approx. 100 ms |
| Display Accuracy | ±0.5% of FS |
| Power Supply | 100–240 VAC |
| Operating Temperature | −10 to +50 °C |
| Mounting | Panel Mount |
Applications
Industrial heaters
Packaging and sealing machines
Plastic processing equipment
Ovens and furnaces
OEM automation panels
General temperature monitoring & control
What’s in the Box?
Autonics TK4L-14CR Temperature Controller
Panel mounting brackets
Instruction manual
FAQ
Q1. What does “14CR” indicate in the model number?
“14” indicates a 100–240 VAC power supply, “C” indicates a control relay, and “R” indicates an alarm relay output.
Q2. Which sensors are supported?
Supports thermocouples (K, J, T, E) and Pt100 RTD sensors.
Q3. Does TK4L-14CR support PID control?
Yes. It supports ON/OFF, P, PI, PD, and PID control with auto-tuning.
Q4. Is this suitable for heater control?
Yes. It is commonly used for industrial heaters and ovens.
Q5. What is the panel cut-out size?
Fits 48 × 48 mm DIN panel cut-outs.



