Autonics TK4S-B2CN Temperature Controller
The Autonics TK4S-B2CN Temperature Controller offers ON/OFF, P, PI, PD, PID control method, 24VAC~ 50/60Hz, 24-48VDC power supply, 4-digit 7-segment LED, 50ms. Manufactured by Autonics under the Autonics Temperature Controller category, this model belongs to the TK Series.

| Brand | Autonics |
| Product Type | Temperature Controller |
| Model Number | TK4S-B2CN |
Autonics TK4S-B2CN Temperature Controller – Technical Specifications
| Specification | Value |
|---|---|
| Power supply | 24VAC~ 50/60Hz, 24-48VDC |
| Sampling cycle | 50ms |
| Display method | 4-digit 7-segment LED |
| Control method | ON/OFF, P, PI, PD, PID |
| Proportional band | 0.1 to 999.9℃/℉(0.1 to 999.9%) |
| Integral time | 0 to 9999 sec |
| Derivative time | 0 to 9999 sec |
| Control period | Relay output, SSR drive output: 0.1 to 120.0 sec Current output or SSR drive output selectable: 1.0 to 120.0 sec |
| Manual reset | 0.0 to 100.0% |
| Environment_Ambient temperature | -10 to 50℃, storage: -20 to 60℃ |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Insulation type | Double insulation or reinforced insulation(mark: @(INS), dielectric strength between the measuring input part and the power part: 2kV) |
| Option input | CT, Digital(DI-1) |
| Protection structure | IP65(front panel) |
| Display accuracy_CT input | ±5% F.S. ±1-digit |
| Input specification | Thermocouple: K(CA), J(IC), E(CR), T(CC), B(PR), R(PR), S(PR), N(NN), C(TT), G(TT), L(IC), U(CC), Platinel IIRTD: DPt100Ω, DPt50Ω, JPt100Ω, Cu100Ω, Cu50Ω, Nikel 120ΩAnalog: 0-100mV, 0-5V, 1-5V, 0-10V0-20mA, 4-20mA |
| Option output | Alarm 1/2, RS485 comm. |
| Display accuracy_RTD | •At room temperature(23℃±5℃):(PV ±0.3% or ±1℃, select the higher one) ±1-digit•Out of room temperature:(PV ±0.5% or ±2℃, select the higher one) ±1-digit |
| Display accuracy_Thermocouple | •At room temperature(23℃±5℃):(PV ±0.3% or ±1℃, select the higher one) ±1-digit•Out of room temperature:(PV ±0.5% or ±2℃, select the higher one) ±1-digit |
| Hysteresis(adjustable sensitivity) | RTD/Thermocouples: 1 to 100℃/℉(0.1 to 100.0℃/℉) variable Analog: 1 to 100-digit |
| Control output 1 | Current(DC0/4-20mA) or SSR drive(11VDC @(=)) [ON/OFF] |
| Display accuracy_Analog | •At room temperature(23℃±5℃): ±0.3% F.S. ±1-digit•Out of range of room temperature: ±0.5℃% F.S. ±1-digit |
| Control output 2 | - |
| Weight | Approx. 150g(approx. 105g) |
The Autonics TK4S-B2CN High Performance PID Temp Controllers operates on a flexible 24VAC~ 50/60Hz or 24–48VDC supply, making it compatible with diverse industrial power systems. Its 50ms sampling cycle ensures fast, real-time feedback for accurate process control, while the 4-digit 7-segment LED display provides clear visibility even in low-light environments.
This High Performance PID Temp Controller supports multiple input types including thermocouples (K, J, E, T, B, R, S, N, C, G, L, U, Platinel II), RTDs (Pt100, Pt50, JPt100, Cu100, Cu50, Ni120), and analog signals (0–10V, 4–20mA), enabling seamless integration with various sensors. Control methods include ON/OFF, P, PI, PD, and PID, with adjustable proportional band up to 999.9°C/℉, integral time, and derivative time for precise tuning.
With IP65 front panel protection, ±0.3% display accuracy, and reinforced 2kV insulation, the TK4S-B2CN is designed for long-term reliability in harsh industrial environments. Output options include SSR drive and current (0/4–20mA), supporting flexible actuator control. For detailed specifications, visit the Autonics brand page or the Autonics Temperature Controllers category.
The Autonics TK4S-B2CN is widely applied in injection moulding, extrusion, food packaging heat tunnels, heat treatment furnaces, and temperature-sensitive laboratory instruments. Maintenance engineers value its fast setup, stable PID control, and dependable output switching, while OEMs prefer its compact DIN design for easy panel integration. For training institutes, it serves as a practical tool to demonstrate advanced thermal process control and sensor integration. With its accuracy, rugged build, and versatile control methods, the TK4S-B2CN High Performance PID Temp Controller is a trusted choice for industrial automation systems.




