
P2A software
-
3.3 Using the software
121
Field
Explanation
MAX
monitoring
If switched to ON (NO contact) or OFF (NC contact)
above the limit value; in the event of a subsequent
undershooting of
limit value
minus
hysteresis
, it is
switched to OFF (NO contact) or ON (NC contact).
The graphic display in the centre of the screen refers
to the relay wiring as a NO contact (ON).
Hysteresis
To avoid switching cycles.
Channel
Selection of the channel that is to be monitored.
Limit value
Values for the limits of the unit selected in
Unit/analog
output
; 1 decimal place.
When changing the phys. unit, the relay limit values are
set to the default values.
Summary of Contents for 6681 Profibus
Page 45: ...testo 6681 1 4 Operation 45 1 4 5 Overview of the testo 6681 user menu...
Page 46: ...46 testo 6681 1 4 Operation...
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