KA6
- 5 -
(3)
In internal control mode, keep pressing this knob, the pump runs with full speed, LED display “FULL”. Release the knob, it displays
the pump return to normal speed.
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External control button
The external control mode button is enabled only when the pump stops working. It used for changing between different external control
modes that is 7 different modes in total.
In internal control mode, the external control mode indicators all light off.
(1)
Only external control start/stop mode: the external control start/stop indicator light on, external control direction and speed indicators
light off.
(2)
Only external control direction mode: the external control direction indicator light on, external control start/stop and speed indicators
light off.
(3)
Only external control speed mode: the external control speed indicator light on, external control start/stop and direction indicators
light off.
(4)
External control start/stop and direction mode: the external control start/stop and direction indicator light on, external control speed
indicator light off.
(5)
External control start/stop and speed mode: the external control start/stop and speed indicator light on, external control direction
indicator light off.
(6)
External control direction and speed mode: the external control direction and speed indicator light on, external control start/stop
indicator light off.
(7)
External control start/stop, direction and speed mode: the external control start/stop, direction and speed indicators all light on.
Note: When external control indicator light on, the relative internal control buttons cannot be used.
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Timing test button
Timing test button only work when the pump is in
internal control mode
and when the pump stops running. Keep press
Timing test button
more than 3 seconds then enter the setting timing interface, turn the digital knob left or right to adjust the timing, press the
Timing test button
again, back to the working interface. In stop status, press the
Timing test button
, the pump will run with current speed and the set test time,
when the set test time is run out of, it will stop automatically. This function usually used for calibration or flow rate test. (If press the star/stop
button during the test, the pump will stop running. Press the
Timing test button
again, the pump will re-clock.)
4.
External Control Interface Instruction
The 15-pin connector on the back of pump control the pump through external signals, when leaving the factory, the company will have a
standard external control line, the wiring definition as below:
1
9
2
10
3
11
12
5
13
6
14
7
15
8
4
0-5V
WK-SPEED-
ActiveWK-RUN/STOP
ActiveWK-DIRECT
485B-
WK-RUN/STOP
485A+
WK-DIRECT
232-T
GND/232-GND
232-R
Active-GND
0-10V
4-20mA
