The Georg Fischer SIGNET 8250-2 liquid level transmitter operating manual provides overview, specifications, installation, wiring, configuration, and…
This manual describes the SIGNET 8250-2 liquid level transmitter, a NEMA 4X/IP65‑rated device with LCD display and 4–20 mA output. It includes product overview, technical specifications, and guidance for both panel‑mounted and field‑mounted installations.
Key sections cover panel installation, electrical connections, system configuration, view and edit menus, calibration procedures, options settings, and a detailed troubleshooting guide to help users set up and maintain the transmitter. This manual is written in Chinese.
| Power supply voltage | 12‑24 VDC ±10 %, max current 250 mA |
|---|---|
| Compatible sensors | S3L™ output liquid level and pressure sensors |
| Display type | LCD 2×16 characters |
| Operating temperature | -10 °C to 70 °C |
| Protection rating | NEMA 4X / IP65 |
| Current output | 4‑20 mA isolated, fully adjustable, reversible |
| Relay contact rating | 5 A @ 30 VDC, 5 A @ 250 VAC (resistive load) |
The total cable length from the I/O device to the transmitter must not exceed 122 m (400 ft).