YASKAWA GA700 Technical Manual page 593

Figure 11.8 Example of Setting the Frequency Reference with a Voltage Signal to Terminal A1
Note:
Use this diagram also when wiring terminals A2 and A3.
• Current Input
Refer to the following table when using a current signal input to one of the multi-function analog input
terminals.
Termi
Signal Level
nal
A1 4 - 20 mA
0 - 20 mA
A2 4 - 20 mA
0 - 20 mA
A3 4 - 20 mA
0 - 20 mA
Figure 11.9 Example of Setting the Frequency Reference with a Current Signal to Terminal A2
Note:
Use this diagram also when wiring terminals A1 and A3.
Switching between master/auxiliary frequency references
The user can switch frequency reference input between terminals A1, A2, and A3 using the multi-step speed
reference function.
2 : Memobus/Modbus Communications
Enter the frequency reference by using MEMOBUS/Modbus communications.
3 : Option PCB
Use a communications option card or input option card connected to the drive to enter the frequency reference.
YASKAWA ELECTRIC SIEP C710617 01B YASKAWA AC Drive GA700 Technical Manual
Parameter Settings
Signal Level Function
Selection Selection
H3-01 = 2 H3-02 = 0
[Frequency Bias]
H3-01 = 3
H3-09 = 2 H3-10 = 0
[Frequency Bias]
H3-09 = 3
H3-05 = 2 H3-06 = 0
[Frequency Bias]
H3-05 = 3
Gain Bias
H3-03 H3-04
H3-11 H3-12
H3-07 H3-08
11.3 b: Application
Note
Set DIP switch S1-1 to
"I" for current input.
Set DIP switch S1-2 to
"I" for current input.
Set DIP switch S1-3 to
"I" for current input.
Set DIP switch S4 to
"AI" for analog input.
11
593