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Watson-Marlow 120 - 2.6.7 Remote stop;start when AUTO has been pressed; 2.6.8 Speed: analogue input

Watson-Marlow 120
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Watson-Marlow 120U IP31 pumps: operating instructions 12
2.6.7 Remote stop/start
when AUTO has been
pressed
Fit a switch between pins 8 and 13.
OR:
Apply a TTL logic signal to pin 8, ground to pin 12.
See 2.6.1 Remote stop/start for remote stop/start
instructions if AUTO has not been pressed.
2.6.8 Speed: analogue
input
When AUTO has been pressed, pump speed can be
controlled remotely by an analogue process signal
within the range 0-10V; or 4-20mA. The pump
provides an increasing flow rate for a rising control
signal.
Voltage signal
0-10VDC. Input impedance: 24kΩ.
Connect a voltage source: negative terminal to pin
10; positive terminal to pin 2.
Current signal
4-20mA. Input resistance: 250Ω.
Fit a link between pins 1 and 11.
Connect a current source: negative terminal to pin
10; positive terminal to pin 2.

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