2 Safety instructions • Read this document before setting up the product and keep it during the entire service life. • The product must be suitable for the corresponding applications and environ- mental conditions without any restrictions. • Only use the product for its intended purpose (→ 3 Functions and features). •...
4 Installation The unit provides 2 connections for pipe thread G ½. • IN = inlet • OUT = outlet Baffled pipes at the input and output side are not necessary. 4.1 Installation SB0528 ► Install the unit in a horizontal position.
Voltage supply according to EN 50178, SELV, PELV. ► Disconnect power. ► Connect the unit as follows: BK: black 4 BK BN: brown BU: blue 3 BU Colours to DIN EN 60947-5-2 Information about available sockets/plugs at www.ifm.com.
6 Settings The set point is preset at the factory and sealed. Order no. Preset switch point [l/min] SB0503 3.25 SB0506 SB0523 SB0528 6.1 Switch point setting (optional) The preset switch point can be changed by turning the sensor head.
• Output open (LED = OFF), if volumetric flow quantity < switch point. 8 Technical data and scale drawing Technical data and scale drawing at www.ifm.com. 9 Maintenance, repair, disposal If used correctly, no maintenance and repair measures are necessary.
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