PROline Promass 80 6 Commissioning
Endress+Hauser 53
Performing a zero point adjustment
1. Operate the system until operating conditions have settled.
2. Stop the flow (v = 0 m/s).
3. Check the shut-off valves for leaks.
4. Check that operating pressure is correct.
5. Perform a zero point adjustment as follows:
Key Procedure Display text
F
HOME position → Enter the function matrix
>GROUP SELECTION <
MEASURED VARIABLES
P
Select the “PROCESS PARAMETER” function group
>GROUP SELECTION <
PROCESS PARAMETER
N
Select the “ZERO ADJUST.” function
ZERO ADJUST.
CANCEL
P
When you press +/– you are automatically prompted to enter
the code if the function matrix is still disabled.
CODE ENTRY
0
P
Enter the code (80 = default)
CODE ENTRY
80
F
Confirm the code as entered.
PROGRAMMING
ENABLED
The “ZERO ADJUST” function reappears on the display.
ZERO ADJUST.
CANCEL
P
Select “START”
ZERO ADJUST.
YES
F
Confirm the entry by pressing the Enter key.
The confirmation prompt appears on the display.
ZERO ADJUST.
SURE? [ NO ]
P
Select “YES”.
ZERO ADJUST.
SURE? [ YES ]
F
Confirm the entry by pressing the Enter key. Zero point
adjustment now starts. While zero point adjustment is in
progress, the display shown here is visible for 30...60 seconds.
If the flow of fluid in the pipe exceeds 0.1 m/s, an error
message appears on the display: “ZERO ADJUST NOT
POSSIBLE”
S: ZERO ADJUSTMENT
RUNNING
When the zero point adjustment completes, the “ZERO
ADJUST.” function reappears on the display.
ZERO ADJUST.
CANCEL
F
After actuating the Enter key, the new zeropoint value is
displayed.
ZERO POINT
X
Press +/– simultaneously → HOME position
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