YASKAWA
SIEPC71061723A YASKAWA AC Drive CR700 Technical Manual
591
Table 11.10 Frequency Reference Voltage Input
Terminal
Terminal Signal
Level
Parameter Settings
Note
Signal Level
Selection
Function Selection
Gain
Bias
A1
0 - 10 V
H3-01 = 0
H3-02 = 0
[Frequency Reference]
H3-03
H3-04
-
-10 - +10 V
H3-01 = 1
A2
0 - 10 V
H3-09 = 0
H3-10 = 0
[Frequency Reference]
H3-11
H3-12
Set DIP switch S1 to
“
V
”
for voltage input.
-10 - +10 V
H3-09 = 1
A3
0 - 10 V
H3-05 = 0
H3-06 = 0
[Frequency Reference]
H3-07
H3-08
Set DIP switch S4 to
“
AI
”
for analog input.
-10 - +10 V
H3-05 = 1
Figure 11.20 Example of Setting the Frequency Reference with a Voltage Signal to Terminal A1
Note:
You can also use this diagram to wire terminals A2 and A3.
•
Current Input
Refer to this table to use a current signal input to one of the MFAI terminals.
Terminal
Signal Level
Parameter Settings
Note
Signal Level
Selection
Function Selection
Gain
Bias
A2
4 mA to 20 mA
H3-09 = 2
H3-10 = 0
[Frequency Reference]
H3-11
H3-12
Set DIP switch S1 to
“
I
”
for current input.
0 - 20 mA
H3-09 = 3
Figure 11.21 Example of Setting the Frequency Reference with a Current Signal to Terminal A2
Changing between Master and Auxiliary Frequency References
You can switch frequency reference input between terminals A1, A2, and A3 with the multi-step speed reference
function.
2 : Memobus/Modbus Communications
Use MEMOBUS/Modbus communications to enter the frequency reference.
3 : Option PCB
Содержание CR700
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