
Terminal Definition of Standard External Control Module
1#
2#
3#
4#
5#
Analog input in 4 20 mA, 0.5 5 V, 1.0 10 V external control modules.
Control the speed of the pump. It is open in 1-10KHz. External control
module.
External control start/stop input. Open or connected to low level, the
pump runs; connected to high level, the pump stops.
Open
Analog ground (AGND) in 4 20 mA, 0.5 5 V, 1.0 10 V external control
modules; Pulse input in pulse input external control module, Control
the speed of the pump. 10 kHz is corresponding to the max. speed.
is the COM of external control start/stop signal input.
1
4
+
-
2
5
+
-
0.5 5V 1 10V 4 20mA,,~~ ~
Start/stop signal
4
5
+
-
2
5
+
-
1 10kHz
~
Start/stop signal
Analog signal input
control the speed
Footswitch has two kinds of working modes:
Press footswitch, the pump starts running; Press footswitch
again, the pump stops.
The pump runs as long as the footswitch is pressed.
Set footswitch
Press and turn to highlight the footswitch line. Press to
enter next interface, turn to select Trigger or Gated, press
for confirmation. Press not to store the selection and return
to previous menu.
The pump identifies the Longer Footswitch automatically. When the
pump connects the footswitch, the on operating panel
is invalid no matter the external control setting is on or off.
Trigger:
Gated:
Knob Knob
Knob Knob
Exit Key
Start/Stop Key
Footswitch Control
1.Enable the external control function.
2.These five Standard Analog Control Module need to be order
separately.
Communication Control Mode
The pump can connect to control computer (computer, PLC, SCM)
through RS485 serial communication module (shown as below). Please
contact Longer Company for communication protocol.
RS485 Communication Module Analog Signal Module
GND
B
A
5
4
3
2
1
Address setting
When control computer controls many pumps through RS485 interface, it
must identify each pump's I.D. This pump I.D. should be unique. It's the
identification of this pump. Maximum 30 pieces WT3000-1FB can be
controlled through RS485 at the same time.
Set the address
Press and turn to highlight the address line. Press again to
enter next interface, turn to select Pump I.D. number, press
for confirmation. Press not to store the selection and return to
previous menu.
Knob Knob
Knob Knob
Exit Key
11 12
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