Before procurement teams confirm TK4M-14RN, they typically review Sub Zero Temperature Controller, Autonics Proximity Sensor and Autonics Tcn4 Series to double-check performance ratings, stock availability, and supplier credibility carefully.
Autonics TK4M-14RN Temperature Controller
The Autonics TK4M-14RN 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 | TK4M-14RN |
Autonics TK4M-14RN 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 |
| 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. 210g(approx. 140g) |
The Autonics TK4M-14RN High Performance PID Temperature Controller operates on a wide 100–240VAC 50/60Hz supply, making it compatible with global industrial power standards. Its 50ms sampling cycle ensures rapid temperature feedback, while support for ON/OFF, P, PI, PD, and PID control modes allows engineers to fine-tune the system for simple or advanced thermal applications. The 4-digit LED display offers clear visibility of process values, helping operators maintain process stability with ease.
This model integrates seamlessly with a wide range of sensors, including thermocouples (K, J, T, E, and more), RTDs (Pt100, JPt100), and analog signals like 4–20mA and 0–10V. It achieves excellent accuracy with ±0.3% F.S. at room temperature, supporting industries that demand high precision. Built-in IP65 front panel protection shields it from dust and water, while 2kV reinforced insulation ensures electrical safety. Adjustable proportional bands, derivative time, and integral time empower engineers to optimize performance in diverse process environments.
Trusted across industrial furnaces, packaging lines, plastic processing, and food automation systems, the TK4M-14RN delivers long-term stability under demanding conditions. Maintenance teams rely on its relay output (250VAC, 3A) and optional alarm function for better process monitoring. Compact at just 210g, it fits easily in control panels, offering dependable operation in –10°C to 50°C environments with up to 85% humidity. For engineers, students, and integrators seeking a trusted, field-tested controller, the Autonics TK4M-14RN combines precision, safety, and ease of use. Learn more at the Autonics Sensors & Controllers page or view additional models in our Autonics Temperature Controllers catalog.




