High-Precision Universal Input Temperature Controller is a single-loop process control and display instrument based on microprocessor technology. High-Precision Universal Input Temperature Controllercan control and display process parameters such as temperature, pressure, and flow. High-Precision Universal Input Temperature Controller features flexible settings, convenient configuration, and simple operation.
Detailed Parameters
| Input Signal Range | 23 common industrial standard signals |
| Basic Error | 0.002FS±1 digit |
| Measurement AD | 24-bit, 40Hz |
| Output DA | 12-bit, 100KSPS |
| Main Control Output | 1 channel (heating/cooling output mode optional; the third alarm can be defined as cooling output) |
| Input Impedance | ≥500KΩ for voltage signals, ≤200Ω for current signals, ≤0.25mA for thermal resistors, ≥500KΩ for thermocouples |
| Output Impedance (Load Capacity) | ≤500Ω for current output (can be 650Ω for special current requirements, please specify when ordering); Relay output |
| Display Method | Nixie tube |
| Control Output Cycle | 10Hz |
| Communication Protocol | MODBUS RTU (RS485 interface, 2-wire system) |
| Transmission Distance | 1200 meters |
| Parity Check | None, odd, even |
| Baud Rate | 4800, 9600, 19200 |
| Communication Data Format | 1 start bit, 8 data bits, 1 stop bit |
| Power Supply Voltage | 100-240V AC (47~63Hz) |
| Isolation Voltage | Isolation between input, output and power supply; 2300V AC for 1 minute |
| Operating Conditions | Temperature -20℃～+50℃, Humidity 0.1-0.9 |
| Storage Conditions | Temperature -40℃～+80℃; Humidity 0.1-0.9 |
Product Features
High-precision 24-bit AD measurement with sensor power supply
4-channel alarm relay output control available
Standard MODBUS RTU communication
With signal transmission function
Capable of heating and cooling dual-output control (cooling uses relay, which can protect the cooling compressor)
Custom anti-interference chip-designed measurement circuit, operable in harsh working environments
Improved DK PID algorithm control for faster output and no overshoot; Control speed: 100ms
Model Selection & Dimensions
DK2304L: External Dimension 96×96×136.5mm, Cutout Dimension 92×92mm
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