Dresser Model 10C25 Series K Installation, Operation, and Maintenance Manual
© 2018 Natural Gas Solutions North America, LLC
Page 31 of 74
11.5.2
Alarm Types
An alarm indicates when a battery has low voltage or when line temperature or flow rate has moved
above or below the desired limits. The limits are user configurable by using the Dresser MeterWare
software.
Table 9: Alarm Types
Alarm Type
LCD Screen
Display
Occurs When
High Temperature Alarm Limit HIGHT. AL.
The temperature rises above the user-defined limit.
Low Temperature Alarm Limit
LOWT. AL.
The temperature drops below the user-defined limit.
High Flow Rate Alarm Limit
HIGHFL. AL.
The flow rate rises above the user-defined limit.
Note:
Default high flow alarm allows for a 20% overspeed.
Low Battery Alarm*
LBATT AL.
The battery voltage drops below 3.0 V (not user configurable).
* Refer to Section 11.5.5.
11.5.3
LCD Screen Notices
When a fault or alarm is active, the LCD screen displays a caution symbol (Figure 33).
Figure 33: Fault/alarm on LCD screen
To view the fault or alarm type that has occurred, use the magnet to scroll through the LCD screens until a
fault or alarm screen displays (refer to Table 8 and Table 9).
To clear a fault or alarm on the meter LCD screen after the problem has been resolved, perform the
following steps:
Note:
The
LCD TEST
screen must be selected to display to perform this procedure.
1.
Use the magnet to scroll to the
LCD TEST
screen.
2.
Wait for twenty (20) seconds until the
FLT. AL
screen displays.
3.
Hold the magnet on the black dot for at least six to ten (6
–
10) seconds to clear the fault or alarm. The
screen displays
CL.RD
to indicate that all occurred faults and alarms have been cleared from the unit.
Note:
This process does not clear a current fault or alarm if the issue that triggered it has
not been resolved. It also does not update the values in the Live Data screen in the Dresser
MeterWare software.
For a battery-related fault or alarm, refer to Section 11.5.5.
