Grundfos DID Montage- Und Betriebsanleitung Seite 20

9.5.2 Monitor...
The "Monitor..." menu shows the internal value, raw value and
status information of the chosen parameter and sensor. The
operator can identify problems with the sensors in the "Monitor..."
menu.
P2 Monitor...
Value:
►
Private:
S-Status:
S-Status(Pri):
P-Status:
P2 Monitor...
Private:
►
S-Status:
S-Status(Pri):
P-Status:
P-Status(Pri):
Value:
The value measured in the current sensor
calibration
Private:
Internal sensor value which is only relevant for
service.
If a pH::lyser or redo::lyser is connected, this value
is the quality factor of the sensor. 0 means bad
quality and 1 means perfect quality.
If another sensor connected, this value is the
currently measured raw value of the sensor.
S-Status:
Sensor status. If "0000" is displayed, the status is
ok.
P-Status:
Parameter status. If "0000" is displayed, the status
is ok.
Viewing the error messages for sensor status and parameter
status
In case of a fault, an error code is displayed.
1. Select the error code with the [Up] and [Down] buttons.
Confirm with [OK].
– The error message is shown.
For the list of the error codes and messages, see the manual
"Sensors".
9.5.3 Display settings...
In the "Display settings..." menu the appearance of the parameter
on the parameter screen and in the stored parameter files can be
configured.
P2/Display settings...
Name:
►
Unit:
Disp. Format:
Load Defaults
Name:
Name of the parameter
Unit:
Unit of the parameter
Disp. Format:
Number of decimal places that are displayed
Load Defaults
Reload default display settings
Changing the name of the parameter
1. Select "Name: " with the [Up] and [Down] buttons. Confirm
with [OK].
2. Change the name of the parameter with the [Up], [Down],
[Left] or [Right] buttons. Confirm with [OK].
20
Changing the unit of the parameter
1. Select "Unit:
with [OK].
2. Change the unit of the parameter with the [Up], [Down], [Left]
or [Right] buttons. Confirm with [OK].
Changing the number of decimal places
1. Select "Disp. Format:
7.8
Confirm with [OK].
0.99
2. Change the number of decimal places with the [Up] and
[Down] buttons. Confirm with [OK].
0000
Reloading the default display settings
0000
1. Select "Load Defaults" with the [Up] and [Down] buttons.
0000
Confirm with [OK].
2. The default display settings are loaded from the sensor.
– All modifications of the display settings are documented in
0.99
the logbook of the CU 382 control unit.
0000
9.5.4 Alarm settings...
0000
In the "Alarm settings..." menu a lower and upper limit for an
0000
alarm can be defined. If the upper or lower limit is exceeded, an
alarm is generated. Depending on the controller settings, the
0000
alarm can stop the controller.
If in the "Alarm settings..." menu for the controller "Stop on
•
Error: " is set to "Yes", and "Require ack.:
the controller starts running again automatically, when the
parameter is back in the limits.
If in the "Alarm settings..." menu for the controller "Stop on
•
Error: " is set to "Yes", and "Require ack.:
the alarm must be confirmed manually to start the controller
again, when the parameter is back in the limits.
See also section 9.6.6
P2 Alarm settings...
Require ack.:
►
Al. lower:
Al. upper:
Output:
Use Sys-Error:
Require ack.:
Acknowledgement of an alarm
Al. lower:
Lower limit for an alarm
Al. upper:
Upper limit for an alarm
Output:
Output of an alarm
Use Sys-Error:
Output of an alarm on the error relay
Changing the requirement for acknowledging an alarm
1. Select "Require ack.:
Confirm with [OK].
2. Select "Yes" or "No" with the [Up] and [Down] buttons.
Confirm with [OK].
pH 1
Changing the lower limit for triggering an alarm
1. Select "Al. lower: " with the [Up] and [Down] buttons. Confirm
2
with [OK].
2. Change the lower limit value with the [Up], [Down], [Left] or
[Right] buttons. Confirm with [OK].
Changing the upper limit for triggering an alarm
1. Select "Al. upper: " with the [Up] and [Down] buttons. Confirm
with [OK].
2. Change the upper limit value with the [Up], [Down], [Left] or
[Right] buttons. Confirm with [OK].
" with the [Up] and [Down] buttons. Confirm
" with the [Up] and [Down] buttons.
" is set to "No",
" is set to "Yes",
Alarm sources...
.
" with the [Up] and [Down] buttons.
Yes
6.5
7.5
none
No