Delta DTK4848C02 Temperature Controller with DC Output
Delta DTK4848C02 Temperature Controller is designed for precise thermal regulation in industrial automation systems where continuous signal control and alarm monitoring are required. This Delta temperature controller features a compact 1/16 DIN size, making it suitable for control panels with limited space. It uses DC current output to deliver stable 4–20 mA signals for process control and includes dual alarm outputs for improved system awareness. The LCD display shows process value and set point clearly, allowing operators to monitor and adjust temperature easily. 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 | DTK4848C02 |
Delta DC Current, 2 Alarm Output Controller DTK4848C02 Technical Specifications:
| Specification | Value |
|---|---|
| Panel Size (W×H) | 4848 1/16 DIN W48 × H48mm |
| Output options | C: DC current output, 4 ~ 20 mA |
| 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 DTK4848C02 is built to provide stable temperature control in systems where continuous analog output and alarm monitoring are required. Its 4–20 mA DC current output supports smooth control of connected devices, making it suitable for applications that rely on precise signal variation. The dual alarm outputs help monitor process conditions and improve operational safety. The compact 48 x 48 mm structure allows easy integration into standard control panels.
In industrial applications, this controller is used in process industries, heating systems, and automation setups where accurate temperature control is essential. It supports continuous operation with stable response and allows operators to monitor system performance through clear display indication. The combination of analog output and alarm functionality helps maintain consistent process conditions.
From a system integration perspective, the Delta DTK4848C02 fits automation environments that require compact design with precise control and monitoring 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 dependable temperature control with smooth output response and enhanced process visibility.

