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Shenchen Pump LabV Series
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External Control Interface Instruction
External control interface as below:
0-10V
0-5V
4-20mA
I-/V-
+5V
GD1
GD2
NC
CW/CCW
R/S 2
R/S 1
COM
OUT1
OUT2
GND
TXD
RXD
GD1
A+
B-
. Analog signal input terminal:
Analog Signal
Ext. Speed
to 600rpm through analog signal.
0-10V:
0V to 10V voltage signal input terminal.
0-5V:
0V to 5V voltage signal input terminal.
4-20mA:
4mA to 20mA current signal input terminal.
I_/V_:
Analog signal negative terminal.
Notice:
Please do not connect 0-10V signal connect to 0-5V terminal or 4-20mA
terminal. This is forbidden. Wrong connection will damage the pump
.
. Internal isolation 5VDC output
.External
control
start/stop,
cw/ccw
signal
input
terminal:
Active signal input.
If need change to 12VDC or 24VDC input, please open the controller housing,
and change the jumper connection on the external control board as below :