TIC-LF470B
5
Terminal board
Connected detector
IV wire
5.5 mm
2
or more
Power switch
(External double-pole power switch )
Thick walled steel conduit
Signal cable
Power cable
(CVV)
Digital input cable
(CVV-S)
Current output (4~20mAdc)
or PROFIBUS
Grounded with 100
Ω
or less
ground resistance
(2-wire shielded hard-rubber
sheathed cable)
(3-wire shielded hard-rubber cable)
Digital output 1
Signal common for DI and DO
Digital output 2
Digital input
(20~30Vdc)
Power supply
[Instrument panel : ordered separately]
Figure 6. Separate type LF470/LF612 flowmeters wiring Diagram
Table 1. LF612 Converters Signal Table
Symbol Description
Cable
L1 (
＋
)
L2 (
－
)
Power supply
Power cable (CVV)
GND
Ground (for arrester)
FG Frame
ground
DI
Digital Input (20
～
30Vdc)
DO1
Digital Output 1
DO2
Digital Output 2
COM
Signal Common for DI, DO1, DO2
＋
－
Current Output (4
～
20mAdc)
or PROFIBUS
I/O cable (CVV-S)
X
Y Excitation
Output
E
Excitation cable
A
B Signal
Input
G
Signal cable
Separate type LF470/LF612 flowmeter
Excitation cable
Grounded with 100
Ω
or less
ground resistance
Grounded with 100
Ω
or less
ground resistance
