User manual for the JYB-G pressure/level transmitter covering features, installation, wiring, communication and maintenance.
The JYB-G is a protected‑type network output pressure and level transmitter designed for industrial process control. It offers a robust IP65 housing, optional LCD display, and supports RS‑485 or RS‑232 communication.
The manual provides detailed product specifications, step‑by‑step installation and wiring instructions, communication protocol settings, safety guidelines, troubleshooting tips, and maintenance procedures to ensure reliable operation in harsh environments. This manual is written in Chinese.
| Output Form | RS485 / RS232 |
|---|---|
| Power Supply | DC 24 V |
| Accuracy | ±0.5 % (option ±0.25 %) |
| Medium Temperature Range | -30 °C ~ 85 °C |
| Ambient Temperature Range | -20 °C ~ 60 °C |
| Response Time | ≤ 100 ms |
| Repeatability | ±0.1 % FS |
| Long‑Term Stability | ±0.1 % FS/yr |
| Nonlinearity | ±0.2 % FS |
| Zero Drift | ±0.02 % FS/°C |
| Overload Pressure | 2 × range |
| Electrical Connection | Terminal leads |
| Process Connection | M20×1.5 |
| Measured Medium | Oil, water, gas and other stainless‑steel compatible media |
| Protection Rating | IP65 |
| Weight | ≈ 1200 g |
The transmitter supports baud rates of 2400, 4800, 9600, 19200, 38400 and 57600 bps, with the factory default set to 9600 bps.
The device requires a DC 24 V power supply.
Use a cable with a diameter of 6 mm–8 mm and, if shielded, connect the shielding to the chassis ground; the cable must meet the IP65 protection level.
The transmitter is rated IP65.