User manual for flow meter with pulse input SPI-94
a)
b)
Figure 4.9. Examples of suppression circuit connection:
a) to relay terminals; b) to the inductive load
Figure 4.10. Example of connection between flow counter
and flow sensor with contactron output
13
!
N
3 4
3 4
L
L
N
!
5 6 7 8 9
16 17 18 19 20
+
Uo
-
COM
total flow
clearing
