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2 Mechanical & Electrical Installation
A - External power, 48 V max.
B - Flywheel diode
Termi
Mode
nals
Analog monitor output 1
FM
Monitor
Analog monitor output 2
output
AM
AC
External Power Supply Input Terminals
Refer to Table 2.18 for a list of the functions of the external power supply input terminals.
Type
Terminal
PS
External Power Supply
Input Terminals
AC
Serial Communication Terminals
Refer to Table 2.19 for a list of serial communication terminals and functions.
Type
Terminal
D+
Modbus Communication
D-
AC
■
Terminal Configuration
Control circuit terminals should are arranged as shown in the following figure.
90
C - Coil
D - 50 mA or less
Figure 2.103 Connecting a Flywheel Diode
Table 2.17 Control Circuit Monitor Output Terminals
Name (Default)
Voltage output
• 0 V to +10 V/0% to 100%
(Output frequency)
• -10 V to +10 V/-100% to +100%
Note:
Select with H4-07 [MFAO Term FM Signal Level Select] or H4-08
(Output current)
[MFAO Term AM Signal Level Select].
Monitor common
0 V
Table 2.18 External Power Supply Input Terminals
Name (Default)
External 24 V power supply
input
External 24 V power supply
ground
Table 2.19 Serial Communication Terminals
Terminal
Name
Communica
MEMOBUS/Modbus communications
tion input/
Use an RS-485 cable to connect the
output (+)
drive.
Note:
Set DIP switch S2 to ON to enable
Communica
the termination resistor in the last
tion output (-)
drive in a MEMOBUS/Modbus
network.
Signal ground
0 V
YASKAWA ELECTRIC SIEP C710617 19A YASKAWA AC Drive CR700 Technical Manual
Function (Signal Level)
Function
Supplies backup power to the drive control circuit, keypad,
and option board.
21.6 VDC to 26.4 VDC, 700 mA
0 V
Function (Signal Level)
• RS-485
• MEMOBUS/Modbus
communication protocol
• Maximum 115.2 kbps
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