TIC-LF654L
9
Figure 7. Separate type converter LF622 and LF622F External Connections ● Combined type LF650/LF620 flowmeter and LF654/LF620F flowmeters
Grounding with 100 or less
ground resistance
Instrument panel : Ordered separatel
y
I/O cable
wire 5 .5mm
2
or more
Current output (4 20mAdc)
or PROFIBUS
Power supply
Power cable
Di
g
it
a
l
i
npu
t
(20 30Vdc)
Signal common for DI and DO
Digital output 1
Digital output 2
Grounding with 100 or less
ground resistance
o
r
Modbus
Power switch
(External double-pole power switch)
NOTE:
In the case of the integra l ty pe, the sign al line
( A, B, G ) and th e ex c it at ion line ( E, X, Y ) are
the connector joints.
Grounding with 100 or less
ground resistance

*1 Locate an external double-pole power switch on the power line near the flowmeter within easy reach of operation.

Use the appropriate switch rating as shown below:

Switch rating: 250Vac, 6A or more

In rush current: 15A or more

Figure 8. Combined type LF650/LF620 and LF654/LF620F flowmeters Wiring Diagram

Unit: inch (mm)

Weight: Approx. 7 lb (3.5 kg)

Note: Cable glands are not provided for LF622F cFMus approved type.

Refer to the part Cable connection port at detector.

Note: 1 inch = 25.4 mm