66
testo 6651 Ethernet
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1.4 Operation
1.4.6.3
Editing Main Menu Alarm
With the alarm, the relays, available as options, are programmed. In addition,
the alarm statuses are shown on the display (top right) (even without relays).
You can choose whether the alarm is used to monitor limit values or as a
collective alarm. If an alarm is to be used to monitor limit values, you can
choose between monitoring the minimum or maximum value and set a limit
value and hysteresis for each alarm.
1 In Measuring Mode, press Set, select Main Menu Alarm using
or
and confirm selection with set.
Four alarms can be parameterized.
2 Select
Alarm x
using
or
and confirm selection with SET.
Using alarm to monitor limit values
3 Select
Channel x
(e.g. "Channel 1") using
or
and confirm
selection with SET.
4 Select
Max control
or
Min control
with
or
(see graphic).
5 Press SET and edit
limit value
and
hysteresis
: Scroll one digit to the
right using
, increase value of digit by 1 using
. Confirm with SET
or abort entry with ESC.
6 Return
to
Channel x
by pressing ESC.
7 Return
to
Alarm x
by pressing ESC.
8 Change to the other relays using
or
and perform settings in the
same way.
Monitoring minimum
Monitoring maximum
Hysteresis Hysteresis
Limit value
Limit value
Off Off
On On
Cannel 2
e.g. °C
NO contact
NC contact
On
Off
Off
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