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Bell & Gossett 193 TECHNOVAR VARIABLE SPEED PUMP CONTROLLER AND INTEGRATED AJUSTABLE FREQUENCY DRIVE User Manual

Page 35

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Operating Instruction

35

CONVEYOR-LIMIT

Disabled or adjustable between disabled...NORMALIZE. To disable the conveyor limit, press

till “disabled” is shown on the display. An adjusted value >0 has to be reached till the

programmed. “DELAY TIME”.

If this value is not reached, the failure “CONVEYOR CONTROL ERROR” will be indicated and

the pump will stop.

Press once the button and change to

DELAY TIME

2 Sec.

DELAY TIME

The delay time is adjustable between 0 and 100 Sec. for switch-off of the Technovar in case of low

water, (Terminal X1/6-X1/7) and conveyor limit.

Press to advance the display to

ERROR-RESET

disabled

ERROR-RESET

if you want to have an automatic error reset for 5 times (not for errors in the control-port),

you have to set a delay time for the automatic reset (range: 0-250 sec.).
That means after a non fatal error, the Technovar will be restarted after the set delay time.
After five consecutive errors the converter switches off.

To disable this function press until “disabled” appears.
(The internal counter of the automatic resets will be reduced by one each operating hour).

Note:

Fatal” errors will always shut down the system at the first time.

Hold down the key for 3 sec. to leave the submenu and
the display changes to

SUBMENU

ERRORS

Press the button repeatedly until you reach

SAVE ???

+

Press both buttons until the display changes to

SAVE ???

SAVED

After a moment, the screen will automatically return to the 1

st

window.

ITT INDUSTRIES

X.XX psi