Blue-White industries A3V series, Руководство по эксплуатации

Страница: 17 / 38

Page 17
Manual Speed Adjust
OFF
Manual Speed Adjust
Press START to run
4.3.2 4 - 20 mA Input
Used to remotely control pump with an incoming 4-20 mA signal.
Default settings: 4 mA = 0% motor speed
20 mA = 100% motor speed
Press SELECT RUN MODE button until 4 - 20 mA Input is displayed in the top
line of the display.
To configure the pump, navigate to 4 - 20 mA Input menu by using short-cut
method described at beginning of section, or by pressing MENU button, then
selecting Input Setup, Input Modes, and then
2 - 20 mA Input .
Press UP or DOWN arrow to scroll through 0 - 9 on selected digit.
Press RIGHT arrow to scroll over to next digit to right. If you pass your desired
digit, you can easily scroll back by continuously pressing RIGHT button.
Press ENTER to save changes.
Continue this process until all four screens have been configured.
If you used short-cut to enter 4-20 mA input setup, then just press and hold
Select Run Mode button until Run Mode screen is displayed.
If you used Menu button to navigate to 4-20 mA input setup, you must navigate
back out of menu structure. To do this you must select <-Esc at bottom of every
screen menu until you see Run Mode screen displayed.
- 4-20 mA Input
% Motor @ Min Signal:
Input % Motor Speed at
Minimum mA Signal
00.0% 0
- 4-20 mA Input
Min mA Signal:
Input Min. mA signal Input.
4.00 0
- 4-20 mA Input
% Motor @ Max Signal:
Input % Motor Speed at
Maximum mA Signal
00.0% 1
- 4-20 mA Input
Max mA Signal:
Input Max. mA Signal Input
0.00 2
Press ENTER to set.
Press ENTER to set.
In 4 - 20 mA mode, you can view current
incoming signal by pressing RIGHT arrow (see
screen shot). RIGHT arrow is a convenient
way to scroll through multiple read-only
screens during normal operating mode of
pump.
Tip!
4-20 mA Input
mA
Displays current incoming signal
12.5
- Screen Shot -
Example 1
6 4 8 10 12 14 16 18 20
0
25
50
75
100
Pump Motor Speed (%)
Milliamp input (mA)
from external source
4 mA = 0% Pump Output
20 mA = 100% Pump Output
Example 2
6
4 8 10 12 14 16 18 20
0
25
50
75
100
4 mA = 100% Pump Output
20 mA = 0% Pump Output
Example 3
6
4
8 10 12 14 16 18 20
0
25
50
75
100
4 mA = 20% Pump Output
16 mA = 43.8% Pump Output
Å
É
ÄÈ
Displays current rotor direction
0%
Output
Pump Motor Speed (%)
Pump Motor Speed (%)
100%
Output
100%
Output
0%
Output
43.8%
Output
20%
Output
Milliamp input (mA)
from external source
Milliamp input (mA)
from external source
Flex-Pro