Yaskawa iQpump1000 AC Drive Quick Start - Manual (Page 220)

When parameter H3-01 = 1, the motor will rotate in reverse between -10 and 2 Vdc input.
2.0 V 10 V
-6.0 V -10 V
E1-04
0
-100%
-150%
2.0 V 10 V
100 %
Frequency
reference
-25%
-25%
H3-01 = 0
H3-01 = 1
H3-01 = 0 H3-01 = 1
100%
Analog Input
Voltage
Analog Input
Voltage
Figure 4.38 Frequency Reference Setting by Analog Input with Negative Bias
n H3-05: Terminal A3 Signal Level Selection
Determines the function assigned to analog input terminal A3.
No. Name Setting Range Default
H3-05 Terminal A3 Signal Level Selection 0 to 3 0
Setting 0: 0 to 10 Vdc
The input level is 0 to 10 Vdc. See the explanation provided for H3-01. Refer to Setting 0: 0 to 10 Vdc on page 219 .
Setting 1: 0 to 10 Vdc Bipolar
The input level is -10 to 10 Vdc. See the explanation provided for H3-01. Refer to Setting 1: 0 to 10 Vdc Bipolar on page
219 .
Setting 2: 4 to 20 mA
Setting 3: 0 to 20 mA
n H3-06: Terminal A3 Function Selection
Determines the function assigned to analog input terminal A3.
No. Name Setting Range Default
H3-06 Terminal A3 Function Selection 0 to 31 20
n H3-07, H3-08: Terminal A3 Gain and Bias Setting
Parameter H3-07 sets the level of the selected input value that is equal to 10 Vdc input at terminal A3 (gain).
Parameter H3-08 sets the level of the selected input value that is equal to 0 V input at terminal A3 (bias).
No. Name Setting Range Default
H3-07 Terminal A3 Gain Setting -999.9 to 999.9% 100.0%
H3-08 Terminal A3 Bias Setting -999.9 to 999.9% 0.0%
n H3-09: Terminal A2 Signal Level Selection
Selects the input signal level for analog input A2. Set Jumper S1 on the terminal board accordingly for a voltage input or
current input.
No. Name Setting Range Default
H3-09 Terminal A2 Signal Level Selection 0 to 3 2
Setting 0: 0 to 10 Vdc
The input level is 0 to 10 Vdc. Refer to Setting 0: 0 to 10 Vdc on page 219 .
Setting 1: 0 to 10 Vdc Bipolar
The input level is -10 to 10 Vdc. Refer to Setting 1: 0 to 10 Vdc Bipolar on page 219 .
Setting 2: 4 to 20 mA
The input level is 4 to 20 mA. Negative input values by negative bias or gain settings will be limited to 0%.
4.6 Basic iQpump Setup and Application Preset Parameters
220 YASKAWA TOEP YAIP1W 01B YASKAWA AC Drive - iQpump1000 Quick Start Guide