ONICON F-4000 Series - Manual (Page 28)

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F-4000 Series Ultrasonic Flow Meter Manual 05/15 - 0707-13 / 18838 Page 28
Analog Output (IO1)
Term # Function Description
1 (+) 4 - 20 loop supply
Loop (externally) powered
4 - 20 mA output
2 (-) 4 - 20 loop return
3 Shield
RL=250 W typical, 750 W maximum
Vc=24 VDC typical / 30 VDC maximum
= 0 to 750
Vc 30Vdc
max
R
L
Vc
R
L
C
NO
NC
I
ON
= 100
(max)
mA
30Vdc
max
Vc
R
L
R
L
I
ON
= 4
(min)
- 20
(max)
mA
I
ON
= 4
(min)
- 20
(max)
mA
500Ω
500Ω
30Vdc
max
30Vdc
max
Vc
Vc
R
L
I
ON
= 10
(max)
mA
Vo
30Vdc
max
Relay Output (RELAY OUTPUT)
Term # Function Description
4 Common Relay Common
5 Normally Open Relay Output
6 Normally Closed Relay Output
7 Shield
RL=300 W minimum
Digital Inputs (NO TOT, CLR TOT)
Term # Function Description
8 (+) No Totalizer
Digital input used to inhibit
totalizer
9 (-) No Totalizer
10 Shield
11 (+) Reset Totalizer Digital input used to reset
totalizer to zero
12 (-) Reset Totalizer
13 Shield
Vc=2-10VDC; Then R
L
=OW
Vc=>10≤30VDC; Then R
L
=(Vc-10)/.02
Pulse Output (PULSE OUTPUT)
Term# Function Description
14 (+) Pulse Output Programmable pulse
output. Optically isolated
(externally powered) open
collector.
15 (-) Pulse Output
16 Shield
Vc= +30 VDC maximum
RL = 3K W minimum
USER CONNECTIONS F-4000 INPUTS AND OUTPUTS