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2 Design
High-function General-purpose Inverter 3G3RX-V1 User’s Manual (I578-E1)
2-3 Wiring
2
2-3-6 Wiring for PG Board
Output terminal
Terminal
symbol
Terminal
name
Functional description Electrical specifications
AP
AN
BP
BN
Encoder
signal
output
Output pulses in a ratio 1 to 1 to encode
input pulses.
5 VDC line-driver output
(RS-422 compliant)
EP5
EG5
(Common)
Encoder
power
supply
+5 VDC power supply 150 mA max.
DIP switch name Switch No. Description
Default
data
SWENC
1
ON
Disconnection detection enabled when the
encoder phase A/B is not connected
OFF
OFF
Disconnection detection disabled when the
encoder phase A/B is not connected
2
ON
Disconnection detection enabled when the
encoder phase Z is not connected
OFF
OFF
Disconnection detection disabled when the
encoder phase Z is not connected
SWR
*1
*1. To input the pulse train position command into more than one inverter, set the DIP switches SWR1 and SWR2
to ON only one inverter that is farthest from the master.
1
ON
Built-in terminating resistor between SAP and
SAN enabled (150 Ω)
OFF
OFF
Built-in terminating resistor between SAP and
SAN disabled
2
ON
Built-in terminating resistor between SBP and
SBN enabled (150 Ω)
OFF
OFF
Built-in terminating resistor between SBP and
SBN disabled
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