This is the manual for the Siemens Milltronics SITRANS LR260 level meter, which details the product's specifications, performance, wiring, installation, etc.
This manual describes the SITRANS LR260 two‑wire radar level transmitter, its safety requirements, power supply, mechanical structure and environmental limits. It also explains how to install the device, connect process piping, and configure parameters using the hand‑held programmer or SIMATIC PDM software.
Additional sections cover performance data, HART communication, troubleshooting, maintenance procedures and application examples such as measuring bulk solids in silos. Technical support contact information and regulatory certifications are also provided. This manual is written in Chinese.
| Nominal power supply | 24 V DC |
|---|---|
| Maximum loop impedance | 550 Ω |
| Maximum allowable voltage | 30 V DC |
| Output current range | 4 to 20 mA |
| Frequency band | 25 GHz (K‑band) |
| Accuracy | ±10 mm or 0.1 % of range |
It operates from a nominal 24 V DC supply, can tolerate up to 30 V DC, and supports a maximum loop impedance of 550 Ω.
The device uses the HART protocol (HART 1) and can be configured with SIMATIC PDM software.