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11.5 Diagnostic functions
11.5.1 Reading minimum values / maximum values
u
Select the MEM menu.
u
Select [Lo.x] or [Hi.x] to display the highest or lowest process value measured:
• Lo.F: minimum value of the flow value measured in the process (flow volume or
flow velocity)
• Hi.F: maximum value of the flow value measured in the process (flow volume
or flow velocity)
• Lo.T: minimum value of the temperature measured in the process
• Hi.T: maximum value of the temperature measured in the process
Delete memory:
u
Select [Lo.x] or [Hi.x].
u
Keep [▲] and [▼] pressed.
w
[----] is displayed.
u
Briefly press [●].
It makes sense to delete the memories as soon as the unit operates under
normal operating conditions for the first time.
In the operating mode REL a new teaching process deletes the memory.
12 Operation
After power on and expiry of the power-on delay time, the unit is in the normal
operating mode. It carries out its measurement and evaluation functions and
generates output signals according to the set parameters.
12.1 Process value display
It is possible to switch between different process value indications during
operation:
u
Press [▲] or [▼].
w
The display changes between the standard indication with set standard unit of
measurement and other views.
w
After 30 s, the device returns to the standard display.
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