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E-25-7-E
9
5.6 Flow Signal Input Wiring Connections
(1) Contact-closure pulse, 2-wire voltage
pulse,open collector pulse (PG20, Coriolis
flowmeter)
(2) Current pulse [(PA14, 15, 25, NPG60A(E)]
Contact-closure
pulse
NOTE:
This does not mean to accept three
different types of pulse generators
at the same time.
EL1810
Terminal block
EL1810
Terminal block
Current pulse
Open collector
Pulse
Voltage pulse
Pulse generator
Pulse generator
Fig. 5.3
Fig. 5.4
Contact-closure
pulse
NOTE:
This does not mean to accept three
different types of pulse generators
at the same time.
EL1810
Terminal block
EL1810
Terminal block
Current pulse
Open collector
Pulse
Voltage pulse
Pulse generator
Pulse generator
Fig. 5.3
Fig. 5.4
(3) 3-wire open collector pulse
3-wire voltage pulse
[PG30, NPG60A (F), NPG60A (E3), FLOWPET-EG]
EL1810
Terminal block
Pulse generator
Fig. 5.5
CAUTION: Before making wiring connections, verify the validity of flowmeter (pulse generator)
and receiving instrument combination by referring to their product No., tag No., etc.