Delta DTB4848RRT Temperature Controllers
Delta DTB4848RRT Temperature Controller is designed for industrial thermal regulation and relay-based process control applications within automation systems. This controller supports 2 relay outputs alongside PID, ON/OFF, Manual, and PID Program Control with Ramp/Soak functionality for adaptable industrial process management. It operates on AC100 ~ 240V, 50/60Hz and DC24V±10% input power while featuring a 2-line 7-segment LED display with red PV and green SV indication for clear industrial monitoring visibility during continuous operation. Manufactured by Delta Industrial Automation Solutions, part of the Delta Temperature Control Systems family within the Delta DTB Series Controllers.
| Brand | Delta |
| Product Type | Temperature Controller |
| Product | DTB4848RRT |
Delta 2 Relay Output, 1/16DIN DTB4848RRT Technical Specifications:
| Specification | Value |
|---|---|
| Panel Size (W×H) | 1/4 DIN W96 × H96mm |
| Input Voltage | AC100 ~ 240V, 50/60Hz; DC24V±10% |
| Operation Voltage Range | Rated voltage: AC 85% ~ 110%; DC 90 ~ 110% |
| Power Consumption | 5VA max. |
| Memory Protection | EEPROM 4K bit (non-volatile memory (number of writes: 100,000) |
| Display Method | 2 line x 4 character 7-segment LED display Process value (PV): Red color, Set point (SV): Green color |
| Sensor Type | Thermocouple: K, J, T, E, N, R, S, B, L, U, TXK 3-wire Platinum RTD: Pt100, JPt100 Analog input: 0 ~ 5V, 0 ~ 10V, 0 ~ 20 m A, 4 ~ 20 m A, 0 ~ 50mV |
| Control Mode | PID, ON/OFF, Manual or PID program control (Ramp/Soak control) |
| Control Output | Relay output: SPDT (SPST: 1/16 DIN and 1/32 DIN size), Max. load 250VAC, 5A resistive load Voltage pulse output: DC 14V, Max. output current 40mA Current output: DC 4 ~ 20m A output (Load resistance: Max. 600) Linear voltage output: 0 ~ 10V |
| Display Accuracy | 0 or 1 digit to the right of the decimal point (selectable) |
| Sampling Rate | Analog input: 150 msec/ per scan Thermocouple or Platinum RTD: 400 msec/per scan |
| RS-485 Communication | MODBUS ASCII / RTU communication protocol |
| 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 | 0oC ~ +50oC |
| Storage Temperature | -20oC ~ +65oC |
| Altitude | 2,000m or less |
| Relative Humidity | 35% ~ 80% (non-condensing) |
| Panel Protection Level | IP65 |
| 1st Output Group Selection | R: Relay output, SPDT (SPST: 1/16 DIN and 1/32 DIN size), 250VAC, 5A V: Voltage pulse output, 14V +10% ~ -20% (Max. 40mA) C: DC current output , 4 ~ 20mA L: Linear voltage output, 0 ~ 10VDC |
| 2nd Output Group Selection | R: Relay output, SPDT (SPST: 1/16 DIN and 1/32 DIN size), 250VAC, 5A V: Voltage pulse output, 14V +10% ~ -20% (Max. 40mA) |
| EVENT inputs / CT function (optional) | None: No EVENT input , No CT (Current transformer) E: EVENT input is provided, No CT (Current transformer) T: CT (Current transformer) is provided, No EVENT input V: Valve control |
The Delta DTB4848RRT temperature controller is commonly used in industrial heating systems, ovens, packaging equipment, process machinery, and automation panels requiring dependable relay output-based thermal regulation and stable process monitoring performance. Its industrial panel integration structure supports organized installation within control cabinet environments operating under continuous production conditions.
Industrial systems integrating the Delta DTB4848RRT benefit from dependable process monitoring supported by EEPROM 4K bit non-volatile memory with up to 100,000 write cycles. The dual-color LED display structure improves operator visibility for process value and set value monitoring across industrial automation and temperature management applications.
For industries searching for a Delta Temperature Controller, the Delta DTB4848RRT provides dependable dual relay output control capability, stable industrial temperature regulation, and reliable process monitoring performance. Within the Delta DTB Series, it remains a practical solution for industrial automation systems requiring continuous thermal management and dependable process control functionality.
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