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・ ・ ・ ・ Separate type GF632/LF622 and GF632/LF622F flowmeter
Instrument panel : Ordered separately
Grounding with 100Ω or less
ground resistance
Power switch
(External double-pole power switch)
Power supply
Current output (4~20mAdc)
or PROFIBUS
Digital input (20~30Vdc)
or Modbus
Digital output 2
Signal common for DI and DO
Digital output 1
Grounding with 100Ω or less
ground resistance
Figure 7 7 7 7 . . . . Separate GF632/LF6
Figure
Figure
Figure
Separate GF632/LF62 2 2 2 2 and GF632/LF6
Separate GF632/LF6
Separate GF632/LF6
*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
Table 1
Table 1. . . . LF6
Table 1
Table 1
I/O cable
Power cable
2 and GF632/LF62 2 2 2 2F type Converter
2 and GF632/LF6
2 and GF632/LF6
LF62 2 2 2 0, LF6
0, LF62 2 2 2 0F, LF6
0F, LF62 2 2 2 2 and LF6
LF6
LF6
0, LF6
0, LF6
0F, LF6
0F, LF6
Symbol
Description
L1 (+)
Power supply
L2 (-)
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
X
Y
Excitation Output
E
A
B
Signal Input
G
Note: Symbol of the terminal is changed as follows for Modbus.
DO2 → → → → T+, DI → → → → T-, COM → → → → TG
Symbol
Description
T+
Modbus(+)
T-
Modbus(-)
TG
Modbus(GND)
Connected detector
2F type Converter
2F type Converter Wiring Diagram
2F type Converter
2 and LF62 2 2 2 2F Converters Signal Table
2F Converters Signal Table
2 and LF6
2 and LF6
2F Converters Signal Table
2F Converters Signal Table
Cable
Power cable
I/O cable
Shielded cable for
PROFIBUS-PA
Excitation cable
(for LF622, LF622F only)
Signal cable
(for LF622, LF622F only)
Cable
Twist-pair polyethylene
insulated vinyl sheath cable
(JKEV,AWG24(0.2mm
GF630/LF620 GF632/LF622
Ⅳ wire 5.5mm
2
or more
Grounding with 100Ω or less
ground resistance
Thick walled steel conduit
Signal cable
(2-wire shielded hard-rubber sheathed cable)
Excitation cable
(3-wire shielded hard-rubber cable)
Wiring Diagram
Wiring Diagram
Wiring Diagram
2
))
9

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Lf620Lf620fGf632Lf622Lf622f

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