Autonics TCN4L-24R PID + ON/Off Temperature Controller
The TCN4L-24R Autonics PID + ON/Off Temperature Controllers unit operates on 100-240VAC power with 100ms sampling cycle and relay output. Manufactured by Autonics, this controller belongs to the TC Series of Autonics Temperature Controllers used in industrial automation across India. It features 4-digit 7-segment LED display, ON/OFF, P, PI, PD, PID control methods, proportional band 0.1 to 999.9℃/℉, integral time 0 to 9999 sec, derivative time 0 to 9999 sec, control period 0.5 to 120.0 sec, manual reset 0.0 to 100.0%, and approximately 275g weight.

| Brand | Autonics |
| Product Type | Temperature Controller |
| Model Number | TCN4L-24R |
Autonics TCN4L-24R PID + ON/Off Temperature Controller – Technical Specifications
| Specification | Value |
|---|---|
| Power supply | 100-240VAC~ 50/60Hz |
| Sampling cycle | 100ms |
| Control output | Relay(250VAC~ 3A) or SSR drive(12VDC) [ON/OFF] |
| Display method | 4-digit 7-segment LED |
| Control method | ON/OFF, P, PI, PD, PID |
| Proportional band | 0.1 to 999.9℃/℉ |
| Integral time | 0 to 9999 sec |
| Derivative time | 0 to 9999 sec |
| Control period | 0.5 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: AC power 2kV, AC/DC Power 1kV) |
| Input specification | Thermocouple: K(CA), J(IC), T(CC), R(PR), S(PR), L(IC)RTD: DPt100Ω, Cu50Ω |
| Option output | Alarm 1/2 |
| Display accuracy_RTD | •At room temperature(23ºC ± 5ºC):(PV ± 0.5% or ±1ºC, select the higher one) ± 1-digit•Out of room temperature range:(PV± 0.5% or ±2ºC, select the higher one)± 1-digit |
| Display accuracy_Thermocouple | •At room temperature(23ºC ± 5ºC):(PV ± 0.5% or ±1ºC, select the higher one) ± 1-digit•Out of room temperature range:(PV± 0.5% or ±2ºC, select the higher one)± 1-digit |
| Hysteresis(adjustable sensitivity) | 1 to 100℃/℉(0.1 to 50.0℃/℉) variable |
| Weight | Approx. 275g(approx. 179g) |
The TCN4L-24R Autonics PID + ON/Off Temperature Controllers device is designed for temperature regulation in industrial automation systems. It operates on 100-240VAC power supply, supports a 100ms sampling cycle, and provides a 4-digit 7-segment LED display for monitoring process temperature values. With relay or SSR drive control output, this model belongs to the TC Series and supports stable PID temperature control.
In industrial environments across India, the TCN4L-24R is used in heating equipment, packaging machinery, plastic processing systems, and automated production lines. Its PID and ON/OFF control modes allow operators to regulate temperature conditions according to process requirements. The controller integrates into industrial panels to support stable temperature management in manufacturing operations.
The TCN4L-24R Autonics PID + ON/Off Temperature Controllers unit provides reliable temperature monitoring with configurable PID parameters and consistent sampling performance. As part of the TC Series manufactured by Autonics, it supports industrial automation processes requiring controlled heating and thermal regulation. This model is suitable for panel-mounted temperature control applications in industrial machinery.




