Units And Temperature - Vaisala HMT140 User Manual

To improve battery life, consider increasing the amount of time between transmit periods.
Transmit Period (Minutes)
15
10
5
2
To view battery life remaining, view the battery meter status in the Est. Life field in the Status
tab.
To reset the battery meter:
The meter must be reset after installing new batteries to ensure the battery meter
status estimate is accurate.
1. Turn off the HMT140. Make sure the Configuration Cable is disconnected.
2. After replacing batteries, press and hold the SERVICE button.
• Turn the HMT140 power switch on while the SERVICE button is engaged.
• Wait approximately 10 seconds until the LED light flashes and you hear several beeps.
3. Release the SERVICE button to complete the battery meter reset.
4. Confirm that the battery meter is reset:
• Reconnect the Configuration Cable to the HMT140 and your PC.
• Start the HMT140 Utility.
• On the Setup tab click Retrieve.
• On the Status tab the Est. Life field should indicate 100 %.
More Information
‣ Battery Replacement (page 48)
4.5.2 Units and Temperature
Use the Options menu to set the measurement units you want to display on screen.
To change display units:
1. On the Options tab, select Units.
Chapter 4 – Set Up and Operation
Estimated Battery Life (Months)
18
12
6
2.4
37