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Autonics TK4S-24RN Temperature Controller
The Autonics TK4S-24RN Temperature Controller offers ON/OFF, P, PI, PD, PID control method, 100-240VAC~ 50/60Hz 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-24RN |
Autonics TK4S-24RN Temperature Controller – Technical Specifications
| Specification | Value |
|---|---|
| Power supply | 100-240VAC~ 50/60Hz |
| 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 |
| 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 | Relay(250VAC~ 3A) |
| 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-24RN Temperature Controller operates on a 100–240VAC supply with a fast 50ms sampling cycle for real-time adjustments. As part of the High Performance PID Temp Controllers range, it supports ON/OFF, P, PI, PD, and PID control modes, giving engineers flexibility in demanding environments. With inputs for thermocouples, RTDs, and analog signals, and outputs via relay drive, the TK4S-24RN ensures accurate and stable control. Its IP65 front protection, double insulation, and 2kV dielectric strength enhance durability, while clear LED display improves usability. Full details are available in the Autonics TK4S Datasheet.
The Autonics TK4S-24RN is widely applied in heat treatment furnaces, food ovens, molding equipment, and packaging lines, where stable temperature control safeguards product quality. Its compact design makes the TK4S Autonics Controller easy to integrate into control panels, while its PID algorithms ensure minimal fluctuation during critical operations. Maintenance teams appreciate its simple configuration and fast response, while OEMs adopt the TK4S-24RN Temperature Controller for both retrofit projects and new industrial automation systems.
Engineers and buyers trust the Autonics TK4S-24RN Temperature Controller for its combination of safety, accuracy, and long-term performance. Documentation such as the Autonics TK4 Datasheet and operating manual provide complete technical guidance for installation and tuning. Available through wholesalers, dealers, and distributors, this High Performance PID Temp Controller supports process reliability across diverse industries. For specifications, applications, and genuine sourcing, visit the official Autonics Temperature Controller page.




