Endress+Hauser Pronag 53 Electromagnetic Flowmeter Manual

About this manual

This manual describes the proper installation of the Pronag 53 electromagnetic flowmeter, including recommended orientation, vibration protection, and inlet/outlet pipe sizing. It also covers connection diagrams, signal output options, and fault‑safe operation modes.

Key topics include orientation guidelines to avoid gas accumulation, vibration mitigation, pipe dimension requirements, wiring details for AC/DC power and signal terminals, and detailed specifications of signal ranges such as 4‑20 mA, HART and NAMUR. This manual is written in Japanese.

What's inside

• Installation Guidelines
• Orientation (1.2 方位)
• Vibration (1.3 振勃)
• Inlet and Outlet Pipe Sections (1.4 入口和出口管段)
• Connection Types (2.1 分型接銭)
• Signal Output Options
• Fault Safe Mode

Specifications

Frequently asked questions

What orientation is recommended for installing the Pronag 53 flowmeter?

Horizontal installation is preferred to avoid gas accumulation, while vertical installation can be used with proper venting and suction tubing.

What are the required inlet and outlet pipe diameters?

The inlet pipe diameter must be at least 5 × DN and the outlet pipe diameter at least 2 × DN.

What is the operating temperature range of the device?

The device can operate from 20 °C up to +70 °C.