Connecting
Flow pulse input
Pulse input (IN0) of FUE950 must be connected to pulse output external flow meter. The
display menu name is IN0, see menu description (Page 39). The pulse input has three
terminals, +9, 10 and -11. Only terminals 10 and 11 will be connected to the Siemens
flowmeters.
Pulse input of FUE950:
● Voltage supply:
– Internal used voltage of FUE950, typically 3.0 V or 3.6 V DC.
● Pulse duration:
– Min. 3 ms
● Pulse frequency:
– Max. 100 Hz
● Pulse value:
– Depends on order, see device type label or display menu 3 at the "IN0" value.
Note
Pulse value of the calculator must be the same as the value of the connected flow
meter pulse output!
SITRANS FUE950
Operating Instructions, 01/2010, SFIDK.PS.022.F4.02
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