Operation manual for ABB LMT100 and LMT200 magnetostrictive level transmitters covering installation, wiring, commissioning, operation, and maintenance.
The ABB LMT series magnetostrictive level transmitters (models LMT100 and LMT200) provide high‑precision level measurement for industrial processes. This manual describes the device’s components, safety requirements, installation procedures, wiring, configuration, and operation.
It also includes troubleshooting guidance, maintenance recommendations, environmental limits, and the required documentation for returning the unit to ABB service. All instructions are intended for qualified personnel working in accordance with applicable safety and explosion‑proof standards. This manual is written in Chinese.
| Power supply voltage | 12 – 42 V DC |
|---|---|
| Operating temperature range | –40 °C to 85 °C |
| Relative humidity (non‑condensing) | 0 % – 95 % |
| Output signal | 4‑20 mA (HART optional) |
The transmitter must be powered with a DC voltage between 12 V and 42 V.
The device can be stored between –40 °C and 85 °C.
Installation must follow IEC 60079‑14 and any local explosion‑proof regulations.