Autonics TM4-N2SB 24 VDC Temperature Controller
TM4-N2SB is Autonics 24 VDC temperature controller supporting 24VDC supply, 100ms sampling, and non-display operation for industrial automation systems. Manufactured by Autonics, this controller belongs to Autonics Temperature Controllers within the TM Series, providing ON/OFF, P, PI, PD, PID control methods, 22VDC output ±3V rated up to 30mA, and clear positioning of TM4-N2SB with Autonics 24 VDC Temperature Controller classification.

| Brand | Autonics |
| Product Type | Temperature Controller |
| Model Number | TM4-N2SB |
Autonics TM4-N2SB 24 VDC Temperature Controller – Technical Specifications
| Specification | Value |
|---|---|
| Number of input channels | 4-channel |
| Power supply | 24VDC |
| Power consumption | ≤ 5 W (for Max. load) |
| Sampling cycle | 100ms(4-CH synchronous sampling) |
| RS485 Comm. | Modbus ASCII / RTU |
| Control output | 22 VDC@(=) ±3 V, ≤ 30 mA |
| Hysteresis | 1 to 100 (0.1 to 100) ℃/℉ |
| Display method | Non-display |
| 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 | 0.1 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: 1kV) |
| Weight_Basic module | Approx. 239g(approx. 174g) |
TM4-N2SB Autonics 24 VDC Temperature Controller is designed for compact temperature regulation in industrial automation systems. The TM4-N2SB operates on 24VDC power with 100ms four-channel synchronous sampling, supporting 22VDC control output up to 30mA and selectable PID-based control methods. This model is part of the TM Series and is applied where distributed, panel-integrated temperature control is required.
In industrial applications, TM4-N2SB Autonics 24 VDC Temperature Controller is used in conveyors, packaging equipment, automation panels, and multi-zone assembly systems. The controller enables stable process control by synchronously sampling multiple channels and regulating outputs accurately. Its non-display structure supports space-efficient installations while maintaining consistent temperature control across connected automation equipment.
The TM4-N2SB temperature controller reflects Autonics reliability for industrial automation use. With low-voltage DC operation, defined synchronous sampling behavior, and multiple control modes, it supports dependable long-term performance. As part of the TM Series, this model is suitable for industrial systems requiring compact temperature control, stable DC-powered operation, and predictable control behavior.




