Delta DTK4896R12 Temperature Controller with RS485
Delta DTK4896R12 Temperature Controller is designed for reliable thermal regulation in industrial automation systems where stable control and communication are required. This Delta temperature controller features a 48 × 96 mm panel-mount design, making it suitable for control panels that require a vertical display format with clear visibility. It uses relay output to control heating or cooling devices and includes RS485 communication for system integration. With dual alarm outputs, it supports improved process monitoring and safety. Developed under Delta automation solutions, it belongs to the temperature control category and is part of the DTK Series controllers used in machine-level applications.
| Brand | Delta |
| Product Type | Temperature Controller |
| Product | DTK4896R12 |
Delta Shock Resistance Temperature Controller DTK4896R12 Technical Specifications:
| Specification | Value |
|---|---|
| Panel Size (W×H) | 4896 1/8 DIN W48 × H96mm |
| Output options | Relay output, 250 VAC, 5A |
| Communication option | 1: RS485 communication |
| Alarm option | 2 alarm output |
| Input Voltage | AC 100 ~ 240V +/-10%, 50/60 Hz |
| Power Consumption | 5VA max. |
| Display Method | LCD display.Process value (PV): Red color, Set point (SV): Green color |
| Control Mode | PID, manual, and ON/OFF |
| Sensor Type | LCD display.Process value (PV): Red color, Set point (SV): Green color Thermocouple: K, J, T, E, N, R, S, B, L, U, TXK 3-wire Platinum RTD: Pt100, JPt100 Resistance: Cu50, Ni120 |
| Control Output | Relay output: Max. load 250VAC, 5A resistive load Voltage pulse output: DC 12V, Max. output current 40 mA Current output: DC 4 ~ 20 mA output (Load resistance: Max. 600Ω) |
| Alarm Output Type | Relay output: Max. load 250VAC, 3A resistive load |
| Display Accuracy | 0 or 1 digit to the right of the decimal point (selectable) |
| Sampling Rate | Thermocouple or platinum resistor: 0.1 sec |
| Vibration Resistance | 10 to 55 Hz, 10 m/s2 for 10 min, each in X, Y, and Z directions |
| Shock Resistance | Max. 300 m/s2, 3 times in each of 3 axes, 6 directions |
| Ambient Temperature | 0°C ~ +50°C |
| Storage Temperature | -20°C ~ +65°C |
| Altitude | Max. 2000 m |
| Relative Humidity | 35% ~ 80% RH (non-condensing) |
The Delta DTK4896R12 is built to provide stable temperature control in systems where relay-based switching and communication are required. Its relay output supports reliable operation of connected devices, while the RS485 interface allows integration with automation networks for centralized monitoring. The dual alarm outputs help track process conditions and improve operational safety. The 48 × 96 mm panel structure enhances visibility and simplifies operation.
In industrial applications, this controller is used in machines, ovens, and process systems where accurate temperature regulation and communication are important. It supports continuous operation with stable response and allows operators to monitor system conditions through a clear display interface. The combination of relay output, alarm functionality, and communication capability ensures consistent performance across connected systems.
From a system integration perspective, the Delta DTK4896R12 fits automation environments that require a compact and visible interface with dependable control and communication support. It supports reliable long-term operation under varying industrial conditions while maintaining consistent performance. This makes it a practical choice for applications that require stable temperature control with effective monitoring and network connectivity.


