Delta DTK4896R02 Temperature Controller Panel Mount
Delta DTK4896R02 Temperature Controller is designed for reliable thermal regulation in industrial automation systems where stable control and alarm monitoring are required. This Delta temperature controller features a 48 × 96 mm panel-mount design, making it suitable for control panels that need a vertical display format with clear visibility. It uses relay output to control heating or cooling devices and includes dual alarm outputs for improved process monitoring. The LCD display clearly shows process value and set point, allowing operators to monitor and adjust temperature efficiently. 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 | DTK4896R02 |
Delta 4896 Dual Alarm Relay Output DTK4896R02 Technical Specifications:
| Specification | Value |
|---|---|
| Panel Size (W×H) | 4896 1/8 DIN W48 × H96mm |
| Output options | Relay output, 250 VAC, 5A |
| Communication option | 0: None |
| 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 DTK4896R02 is built to provide stable temperature control in systems where relay-based switching and alarm monitoring are essential. Its relay output supports reliable operation of connected devices such as heaters and cooling units, while the dual alarm outputs help track process conditions and maintain system safety. The 48 × 96 mm panel structure offers a clear vertical display, improving visibility and ease of operation.
In industrial applications, this controller is used in ovens, process systems, and automation setups where accurate temperature regulation is important for consistent performance. It supports continuous operation with stable response and allows operators to monitor system conditions through a clear display interface. The combination of relay output and alarm functionality helps maintain process reliability.
From a system integration perspective, the Delta DTK4896R02 fits automation environments that require a compact and visible interface with dependable control capability. 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 alarm support.

