User Guide
SonoMeter 40
BC389148615526en-010101 | 7
© Danfoss | Energy Meters | 2021.09
3. Turn off the test mode
The test mode can be turned off in one of the following ways:
- long press the button selects page „INF“ on the meter’s LCD
short presses the button selects
„tEST off“ on the LCD
long press the button and the test mode is turn off, there is no sign „TEST“
on the screen (when the test mode is activated in accordance with section 1.1 of this instruction);
- by short-circuiting the contacts “SERVICE”, (when the test mode is activated in accordance with
section 1.2 of this instruction);
- via the optical interface, using the software “SonoMeter 40 Configurator” and optical head that
complies with EN 62056-21 standard (when the test mode is activated in accordance with section
1.1 or 1.3 of this instruction);
NOTE: the meter switches to the operating mode by itself 12 hours after activation the test
mode.
4. Meter calibration/
adjustment mode
Meter calibration/adjustment allows to adjust the meter measurement of volume single point
characteristics.
It can be done by using the software “SonoMeter 40 Configurator” and optical scan head in
accordance with EN 62056-21 standard.
1) The calibration/adjustment mode can be activated by removing protecting lid (2) of ADJ and
shortcutting the pins.
2) The correction parameter for volume can be entered in the SonoMeter 40 Configurator fields
“Err[%]”. The correction parameter is confirmed by clicking “Calculate”. “Write configuration” stores
the adjustments into the meter permanent memory. “Read configuration” is used to verify that the
changes are stored.
NOTE: With the removed ADJ protective cover. The Manufacturer warranty is void!!!
