25
m-120-en-02
2.4
Manual operation — 120F
Start and stop
To start the pump, press the green
START
key on the keypad. The pump rotates clockwise at its fixed
speed, a beep soundsand an LED beside the
START
key illuminates.
To stop the pump, press the red
STOP
key on the keypad. The pump stops, a beep sounds and the LED
beside the
START
key goesout.
2.5
Manual operation — 120S and 120U
The pump can be stopped at all times by pressing STOP on the keypad,
whether it is in manual or auto mode. Auto mode is available on the
120U only.
Note: Beeps sound to confirm the function of control keys only if keypad beep has not been turned off
(see
Refer to "Keypadbeep" onpage 27
).
Note: Remote stop/start, direction, DC tacho output and digital alarm output are active in both manual
and auto modes
(120U only)
.
Keypad functions
All settings and functions of the pump are set and controlled by means of key-presses. Immediately after
power-up, the currently selected rotation speed is indicated on the display. Start-stop status, auto-start
status, automatic control status and direction of rotation are indicated by LEDs beside their keys; keypad
lock statusisindicated by an LED beside thepadlock symbol.
