Delta DTB4848LR Temperature Controllers
Delta DTB4848LR Temperature Controller is designed for industrial process temperature regulation and stable thermal management applications within automation systems. This 1/16 DIN W48 × H48mm controller supports PID, ON/OFF, Manual, and PID Program Control with Ramp/Soak functionality for adaptable industrial process operation. 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. 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 | DTB4848LR |
Delta DTB Series PID/On-Off Temperature Controller DTB4848LR Technical Specifications:
| Specification | Value |
|---|---|
| Panel Size (W×H) | 1/16 DIN W48 × H48mm |
| 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 DTB4848LR temperature controller is commonly used in industrial heating systems, packaging equipment, ovens, process machinery, and automation panels requiring stable temperature regulation and dependable thermal monitoring performance. Its compact 48 × 48 mm DIN structure supports organized integration within industrial control cabinet environments operating under continuous production conditions.
Industrial systems integrating the Delta DTB4848LR benefit from dependable process control functionality 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 monitoring process value and set value conditions during industrial automation and temperature management applications.
For industries searching for a Delta Temperature Controller, the Delta DTB4848LR provides dependable industrial thermal regulation capability, stable process monitoring, and compact DIN panel integration. Within the Delta DTB Series, it remains a practical solution for industrial automation systems requiring consistent PID and ON/OFF temperature control performance.
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