Emerson Process Management 3420 Carbon Monoxide Alarm User Manual


 
Reference, Installation, and Operations Manual Section 5: Startup and meter configuration
3-9000-743 Rev S June 2013
Meter configuration using Daniel MeterLink 125
General
See Section 5.6.6
The General Page contains the following properties.
Meter units system:
Select the units for Modbus communications. Selects the units for Modbus
communications. Available options are U.S. Customary and Metric. These are the units in which
the software Field Setup Wizard displays properties. These are also the units with which the meter
reports all of its rates and volumes using Modbus communications. The selected units system
applies only to registers above 10000 and in the 2000-8999 range, other registers below 10000
are read in metric units only to maintain Mark II compatibility. US customary units is the default
setting. Outside of the Field Setup Wizard, Daniel MeterLink always performs the necessary con-
versions to display values in the units defined under Program Settings. These are also the units
with which the meter reports all of its rates and volumes using Modbus communications. Outside
of the Field Setup Wizard, Daniel MeterLink always performs the necessary conversions to display
values in the units defined under Program Settings.
Flow rate time unit:
Select the time base for the meter to use for the volumetric flow rate.
Volume cut-off threshold:
Enter the cut-off threshold. If the average flow velocity for a batch is below this value, the volume
accumulated for the batch is set to zero.
Contract hour for daily log:
Enter the hour at which a daily log record is recorded and the new daily log is started. You can
either type in the hour and AM/PM selection or use the Up and Down arrows to select the hour.
Meter Time
The time displayed is the time from the Ultrasonic Meter. To change the meter time, click Set Time
to bring up the Set Time dialog box
Notepad
Use this as a scratch pad for making notes about the meter or its location. The scratch pad can
handle approximately 2000 characters.
Table 5-11 Daniel MeterLink Field Setup Wizard
Page Description