YASKAWA A1000 Series - Page 17

5 Installation Procedure
YASKAWA ELECTRIC TOBP C730600 38C 1000-Series Option AI-A3 Installation Manual 17
6. Wire the customer-supplied analog input signal to terminal block TB1 on the option.
Refer to Figure 9 for wiring instructions.
Connection Diagram
Refer to Table 4 on page 21 for a detailed description of the option board terminal
functions. To ensure accurate control, use a stable power supply for the voltage
reference source.
Figure 9
Figure 9 Option Connection Diagram
main circuit terminal, control circuit terminal
R/L1
T/L2
S/L3
V1
V
S1
S3
S2
I
VI
VI
AC
AC
AC
V2
V3
FE
TB1
Drive
AI-A3
Vout1
0 V
Vout2
0 V
Iout1
0 V
High precision voltage or
current reference generator
CN5
FE
twisted-pair shielded line
Voltage source
Voltage source
Current source
Ground wire
AI