This document is the detailed information of the 553-001 series air flow sensors produced by Bosch Rexroth AG, including installation location, working pressure range, ambient temperature, minimum / maximum medium temperature, medium, particle size, oil content in compressed air, power consumption, response time, protection class, material, technical notes, Qn maximum. Accuracy (100% full scale), weight, product code, specifications, function diagram, 8-pin, M12 connector, characteristics.
The 553-001 air flow sensor from Bosch Rexroth is a pneumatic sensor that uses a membrane principle to measure airflow. It can be installed in any position and is designed for compressed air applications.
The manual lists key specifications such as a measurement range of 250‑1000 V/min, IP54 protection, aluminum housing, and selectable output signals (frequency, voltage, or current). It also includes electrical connector details, power consumption, response time, and accuracy values for different flow ranges. This manual is written in Chinese.
| Measurement range (Qn) | 250 - 1000 V/min |
|---|---|
| Electrical connector | M12x1, 8‑pin, A‑code multi‑core plug |
| Working pressure range | up to 10 bar |
| Environmental temperature range | -5 °C to +50 °C |
| Particle size limit | max 50 µm |
| Oil content in compressed air | 0 mg/m³ – 1 mg/m³ |
| Power consumption | max 300 mA |
| Response time | < 15 ms |
| Protection rating | IP54 |
The sensor measures airflow from 250 to 1000 V/min.
The response time is less than 15 ms.
It has an IP54 protection rating.
It uses an M12x1 8‑pin A‑code multi‑core plug.