To content
Residential water meters


GSD-RFM is a residential M-Bus water meter.

GSD-RFM is a single-jet dry-dial meter that is easy to install directly to the wired M-Bus. In addition to the HYDROLINK Line system, GSD-RFM meters can be used in any building automation system that uses the wired M-Bus, including all commonly used automation systems.

• DN15–DN20
• CE/MID approved
• The meter has an easy-to-read roll counter
• 360-degree rotating dial helps meter reading even in difficult places
• Dry dial structure ensures the counter window is always clean
• Approved mounting positions: dial upwards, dial sideways or onto vertical pipe
• Wired M-Bus connection (device cable 2m)




Size Inch Model Lenght L (mm) Permanent flow rate Q3 LVI-number
DN15 1/2" cold water 110 2,5 m³ 4418 013
DN15 1/2" warm water 110 2,5 m³ 4438 013
DN15 1/2" set of connectors chrom. 4481 216
DN20 3/4" cold water 130 4 m³ 4418 014
DN20 3/4" warm water 130 4 m³ 4438 014
DN20 3/4" set of connectors 4481 206