This document is the user manual for Siemens RBSS speed sensor released in March 2005. The manual includes safety guidelines, requirements for qualified personnel, troubleshooting and fault repair. The manual introduces the features and specifications of the RBSS speed sensor, as well as the usage instructions.
This manual describes the RBSS high‑resolution belt‑return speed sensor used in continuous weighing systems. It explains the sensor’s operating principle, safety requirements, and the optional proximity switch version (RBSS IS) with its Pepperl+Fuchs NAMUR‑type switch.
The document includes detailed specifications, mechanical dimensions, step‑by‑step installation procedures, wiring diagrams, and maintenance guidelines to ensure reliable operation and safe service by qualified personnel. This manual is written in Chinese.
| Supply voltage (RBSS) | 5 to 18 V DC, 10 mA |
|---|---|
| Supply voltage (RBSS IS) | 5 to 25 V DC |
| Operating temperature (RBSS) | -40 °C to 105 °C |
| Operating temperature (RBSS IS) | -25 °C to 100 °C |
| Input speed range | 2 to 450 rpm (bidirectional) |
| Output pulses per revolution | 60 pulses/rev (2‑450 Hz, 150.4 pulses/m) |
| Maximum cable length | 300 m (1000 ft) |
| Cable type (RBSS) | 3 m, 3‑core 22 AWG shielded |
| Cable type (RBSS IS) | 2 m, 2‑core 26 AWG PVC shielded |
The RBSS operates from 5 V to 18 V DC at 10 mA, while the RBSS IS version operates from 5 V to 25 V DC.
The sensor provides 60 pulses per revolution (2 – 450 Hz, 150.4 pulses per meter).
Both the RBSS and RBSS IS can use cable lengths up to 300 m (1000 ft).