The menu » Settings «
Page 44 of 72 Pages
9023927 - 2nd edition - May 2007
Sub-menu » Instrument «
The sub-menu » Instrument « can be used to make various instrument settings.
Pump
This function group contains the setting functions for the pump in the measurement
branch.
– Flow fault on/off
— This flow fault setting is not possible for the Polytron 7500.
– Pump output
— This function is used to set the pump output.
●
Select the menu items » Settings «, » Instrument «, » Pump « and » Pump output «
in this order, pressing the »
« key after each selection.
— The message: » Flow alarm will be switched off; please use a flowmeter « is dis-
played.
●
Connect a flowmeter.
●
Select » Next « and press the »
« key.
●
Use the »
« and »
« keys to set the pump output, monitoring the change on
the flowmeter.
●
Select » Next « and press the »
« key.
— The flow thresholds are displayed –
Flow threshold for fault: e.g. 0.3 L/min
Flow threshold for warning: 0.4 L/min (example)
The flow thresholds cannot be changed for the Polytron 7500. If this setting is
attempted, on the value 0.3 L/min is accepted.
– Operating time
— This function is used to display the operating time of the pump.
●
Select the menu items » Settings «, » Instrument «, » Pump « and
» Operating time « in this order, pressing the »
« key after each selection.
— The actual operating time of the pump is displayed in hours.
04323927_1.eps
L/min
OK
OK
M
OK
OK