Delta DT320RA-0200 Panel Mount Temperature Controller
The Delta DT320RA-0200 Temperature Controller is a panel mounting controller designed for accurate temperature regulation in industrial automation systems. It features a compact 48 × 48 mm (1/16 DIN) panel size with an LCD display showing process value and set point for clear monitoring. The controller supports a wide input voltage range of 80 ~ 260 VAC along with 24 VAC and 24 VDC options, enabling flexible installation across different environments. It operates using PID, fuzzy logic, and self-tuning control modes to maintain stable process performance. Manufactured by Delta automation, it is part of the temperature control range and belongs to the DT3 controller series.
| Brand | Delta |
| Product Type | Temperature Controller |
| Product | DT320RA-0200 |
Delta 80 ~ 260VAC 50/60Hz Input Voltage DT320RA-0200 Technical Specifications:
| Specification | Value |
|---|---|
| Panel Size (W×H) | 4848 1/16 DIN W48 × H48mm |
| Input Voltage | 80 ~ 260Vac 50/60Hz; 24Vac 50/60Hz ±10%; 24 Vdc ±10% |
| Power Consumption | 8VA max. |
| Display Method | LCD display. Process value (PV): Yellow color, Set point (SV): Green color |
| 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 | Analog input: 0.1 sec/ per scan; Thermocouple or Platinum RTD: 0.1 sec/per scan |
| Control Mode | PID, PID program control (Ramp/Soak control), FUZZY, Self-tuning, Manual and On/FF |
| Sensor Type | Thermocouple: K, J, T, E, N, R, S, B, L, U, TXK (Thermal couple measuring location are not intended to be directly connected to the MAINS supply.) 3-wire Platinum RTD: Pt100, JPt100 Resistance: Cu50, Ni120 Analog input: 0 ~ 5Vdc, 0 ~ 10Vdc, 0 ~ 20mA, 4 ~ 20mA, 0 ~ 50mVdc |
| Control Output | Relay output: Max. load 250Vac, 5A resistive load Voltage pulse output: 12Vdc, Max. output current 40mA Current output: DC 4 ~ 20m A output (Load resistance: Max. 500Ω) Analog voltage output: 0 ~ 10Vdc |
| Vibration Resistance | 10 to 55Hz, 10m/s2 for 10min, each in X, Y and Z directions |
| Shock Resistance | Max. 300m/ s2 , 3 times in each 3 axes, 6 directions |
| Ambient Temperature | 0°C ~ +50°C |
| Storage Temperature | -20°C ~ +65°C |
| Altitude | Max. 2000m |
| Relative Humidity | 35% ~ 80% RH(non-condensing) |
| Panel protection level | IP66 |
The Delta DT320RA-0200 temperature controller is built for stable and precise thermal control in systems that require consistent process regulation. Its panel mounting design allows easy integration into industrial control panels while maintaining clear visibility through the LCD display. The controller supports multiple control modes including PID, ramp/soak programming, fuzzy logic, self-tuning, manual control, and ON/OFF operation, allowing flexible use across different temperature control applications.
In operation, the DT320RA-0200 provides fast sampling response and stable output performance through configurable control logic. It supports relay, voltage pulse, current, and analog voltage outputs, enabling compatibility with different industrial automation systems. The wide range of supported thermocouple, RTD, and analog sensor inputs improves adaptability across heating, cooling, packaging, and process control environments operating under varying industrial conditions.
From an application perspective, the Delta DT320RA-0200 Temperature Controller aligns with systems that require reliable temperature monitoring, accurate control output, and stable performance during continuous operation. Its ability to handle multiple signal inputs and operate within defined environmental conditions makes it suitable for industrial automation panels and thermal process systems. This connection between controller capability and process requirement makes it a practical solution within the Delta DT3 controller series.

