LEAD FLUID TECHNOLOGY CO.,LTD.
7.4 Internal Control Mode
Use the keypad to operate pump. Use optional external pulse signal to
control start and stop.
1) Turn on the power switch. Pump will display the main screen.
2) Press MODE key to change the mode to Internal Control mode (Int
shown on the screen).
3) Press UP or DOWN key to adjust the speed.
4) Press DIRECTION key to change the rotating direction.
5) Press START/STOP key to start or stop pump.
6) Press PRIME key, pump will run at maximum allowed speed.
Normal Speed Full Speed
Figure 11. Normal vs Full Speed
To use external pulse signal to control start and stop, wire the DB15
connector as shown on
Figure 12 or Figure 13, and connect it to the DB15
port on the rear of the pump.
1 2 3 4 5 6 7 8
9 10 11 12 13 14
15
RS_W
Figure 12. Control Start/Stop with internal 12V Power Source
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