Elster Instromet EK205, Operating Manual

Page: 49 / 71

Operation 49
6.4.3.9 Qm – actual flow rate
Current actual flow rate (measurement flow rate).
The measurement insecurity of the operating load displayed depends on whether a pulse
transducer is connected:
For connected pulse transducer:
With a pulse distance of a maximum of 15 minutes (at least four pulses per hour) and
cp.I1

1, the measurement uncertainty of Qm is a maximum of 1%. For a pulse period of
more than 15 minutes, Qm = 0 is displayed. After changing the gas flow, the precise value
can only be displayed when the gas meter has sent at least two pulses.
6.4.4 Admin tab (administrator)
This tab is used to display and check special device settings or statuses. The application is
intended for the measurement location operator.
Display Meaning
User values
17
Submenu for user-specific parameters
Volume Submenu for volumes and associated parameters
Volume conversion Submenu for conversion and associated parameters
Measured values Submenu for measurement values and associated parameters
Archives Submenu for archives located in the device
Status Submenu for current status, status tab and logbooks
Date and time Submenu for date and time and associated parameters
Batteries Submenu for device batteries and associated parameters
Inputs Submenu for the inputs and associated parameters
Outputs Submenu for all outputs and associated parameters
Interfaces Submenu for the interfaces in the device
Device settings Submenu for general device settings
Identification Submenu for the identification of the gas system
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In the User values submenu, the user can set via the enSuite parameterization software up to 10 and within this list in another submenu
up to 12 freely programmable parameters.