Quick Reference Information - Vaisala HMT140 Quick Manual

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8. Enter the parameters for the WLAN (wireless LAN router settings).
9. Enter the Destination IP address/name and port number of the host (viewLinc
server settings).
Note: If you do not know the information to enter for steps 6-9, please
request these parameters from your network administrator.
10. Click the Sensor tab and select a Transmit Period Time and number of Tries,
or accept the default settings.
11. Click Update. The HMT140 Utility will configure the HMT140.
12. Select the Status tab to check that the settings appear as configured. Click Get if
the settings do not appear automatically.
13. Disconnect the HMT140 Configuration Cable from the HMT140 and wait for 8
seconds.
14. Press the SERVICE button on the HMT140. Optional: Enter a name for the
saved settings on the Setup tab in the Saved Settings field, and click the disk
icon to save.
Refer to the Vaisala viewLinc Administrator Guide to add additional HMT140
devices.

Quick Reference Information

To replace the batteries and reset the battery meter of the HMT140:
1. Open the HMT140 case by pulling out and up with your fingers while pressing
the release tab located between the two glands with your thumb (see the
HMT140 components diagram).
2. Turn the power switch off.
3. Remove the batteries by pulling them up firmly. If the battery does not come out
easily, one of the battery tabs can be pulled out gently while pulling up.
4. After replacing the batteries (use only part # 236318SP Vaisala 3.6V Lithium
Thionyl Chloride batteries), press and hold the SERVICE button and turn the
power switch on. The LED light will flash and the device will beep 8 times.
5. Release the SERVICE button.
To trigger data packet transmission using the IR Sensor:
1. Ensure the HMT140 Configuration Cable is disconnected from the HMT140.
This will set the HMT140 to Sensor mode.
2. Turn on the HMT140 and wait for the display to turn on, then off.
3. Place your hand over the IR Sensor and leave it covered for 5 seconds. The
display will turn off and then on again, and will then beep twice to confirm
transmission. The HMT140 will then attempt to connect and transmit data to the
host server.
VAISALA _________________________________________________________________
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