The JT16DN PID Control Instrument is a single-loop process control instrument and display instrument based on microprocessor technology. It can control and display process parameters such as temperature, pressure, and flow rate. The instrument features flexible settings, convenient configuration, and simple operation.
Product Features
Innovative 3-IN-1 product: Integrates a process control instrument, a universal input fully digital isolated transmitter, and an RTU (Remote Terminal Unit) remote data module.
OLED liquid crystal display for local parameters, enabling more convenient on-site viewing.
24-bit high-precision measurement and 16-bit true DA high-speed output, eliminating delays and errors.
Excellent curve tracking and fitting control performance, with an independently innovated overshoot-free PID algorithm.
Support for dual-output control of heating and cooling.
16-segment curve control, with parameters stored for 100 years.
Equipped with 1AD, 2DA, 2RELAY, and 4DI, enabling complex functional operations.
Upgraded alarm function, allowing for complex action outputs.
Flexible group calling: Call by group number, call by PV (Process Variable) measurement value threshold, call by SV (Set Value) threshold, and call by DI (Digital Input).
Optional power supply: 220V AC or 24V DC, meeting the needs of various application scenarios.
Cold-junction compensation with an accuracy of 0.1, ensuring more accurate measurement.
Detailed Parameters
| Input Signal Range | 30 common industrial standard signals |
| Basic Error | 0.1% FS ± 1 digit |
| Measurement AD | 24-bit high-speed AD, 1K SPS |
| Output DA | 16-bit, 2M SPS |
| Main Control Output | 1 channel |
| Transmitter Output | 1 channel |
| Alarm Output | 2 channels (2A/250V) |
| DI Input | 4 channels of optically isolated DI (passive contact input) |
| Input Impedance | ≥500KΩ for voltage signals; ≤100Ω for current signals; ≤0.25mA for thermal resistors; ≥500KΩ for thermocouples |
| Output Impedance (Load Capacity) | ≤500Ω for current output (can be extended to 650Ω for special current requirements, please specify when ordering); ≤20mA for transistor output; ≤100mA for external relay output |
| Display Mode | LCD |
| Sampling Period | 0.1S (average) |
| 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 / 24V DC |
| Isolation Voltage | Isolation between input, output, and power supply; 2000V AC for 1 minute |
| Operating Conditions | Temperature -20℃～+50℃; Humidity 10%～90% RH |
| Storage Conditions | Temperature -30℃～+80℃; Humidity 10%～90% RH |
| Dimensions | 108×23×116mm |
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