YASKAWA
SIEPC71061723A YASKAWA AC Drive CR700 Technical Manual
725
Figure 11.72 Frequency Reference When You Set the Bias to a Negative Number
■
MEMOBUS/Modbus Multi-Function AI1 to 3 Function Selection
Allows the MFAI function to be assigned to MEMOBUS register
15C1 to 15C3 (Hex.) [Mbus Reg 15C1h to
15C3h Input Function]
. Select the function with
H3-40 to H3-42 [Mbus Reg 15C1h to 15C3h Input Function]
and
set the input filter with
H3-43 [Mbus Reg Inputs FilterTime Const]
.
Table 11.33 MEMOBUS Multi-Function AI Command Register
Register No.
(Hex.)
Name
Parameter
15C1
Mbus Reg 15C1h Input Function
-32767 to 32767
H3-40
15C2
Mbus Reg 15C2h Input Function
-32767 to 32767
H3-41
15C3
Mbus Reg 15C3h Input Function
-32767 to 32767
H3-42
*1
Set as 100% = 4096.
Figure 11.73 Functional Block Diagram for MEMOBUS Multi-Function AI Command 1
Note:
•
Refer to H3-xx
“
MFAI Function Selections
”
for the analog input setting values.
•
Set
H3-40 to H3-42 = F
when not using the terminal. The through mode function is not supported.
•
The following MFAI terminals cannot be selected with
H3-40 to H3-42
.
H3-xx Setting Value
Function
0
Frequency Reference
1
Frequency Gain
2
Auxiliary Frequency Reference 1
3
Auxiliary Frequency Reference 2
◆
H3: MFAI Parameters
■
H3-01: Terminal A1 Signal Level Select
No.
(Hex.)
Name
Description
Default
(Range)
H3-01
(0410)
Terminal A1 Signal Level
Select
Sets the input signal level for MFAI terminal A1.
0
(0, 1)
0 : 0 to 10 V (Lower Limit at 0)
Inputs the voltage signal of 0 V to 10 V. The signal is reset to 0% when it becomes a negative number due to gain
and bias adjustment.
1 : -10 to +10V (Bipolar Reference)
V/f
CL-V/f
OLV
CLV
AOLV
Содержание CR700
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