Profibus-Pa - Toshiba GF630 Manual

・ ・ ・ ・ 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 Figure 7 7 7 7 . . . . Separate GF632/LF6 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/LF6 2 and GF632/LF6 2 and GF632/LF62 2 2 2 2F type Converter
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 Wiring Diagram 2F type Converter 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
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