12 Specifications FSM4000
D184B122U02 S4 65
12.4 Reference Conditions per EN 29104
Fluid temperature 20 °C ± 2 K
Ambient temperature 20 °C ± 2 K
Supply power Unom ± 1 %
At reference conditions the supply power is restricted to a fixed value
U
High
= 230 V AC
U
Low
= 24 V AC/DC.
Warm up phase 30 min
Installation requirements Upstream > 10 x D
straight pipe sections Downstream > 5 x D
Flowmeter primary and converter are connected to earth.
The flowmeter primary is to be installed concentrically in the
pipeline.