Vaisala HUMICAP HMT140, User Manual

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Appendix Specifications and Troubleshooting
60 VAISALA
3
If the network consistently takes longer than five seconds
to connect, you may need to adjust the settings:
• Set the connect time window to a longer value (use the
Connect Time tool to help determine this value) or,
• Change a connection component like channel AutoFind
or DHCP.
Note:
Extending the connect time may decrease bat-
tery life. The battery meter may need to be
reconfigured (contact Vaisala Technical Sup-
port).
Cannot connect to the wireless network
1
Verify that the network exists.
2
Verify signal strength. Use the built-in signal strength
meter. Determine if adequate signal strength exists at
that location.
3
Verify your network settings.
4
Make sure the router or Access Point accepts connections
of 1 Mbps. Some access points may be set up to exclude
certain WLAN data rates. You may have to change the
WLAN data rate setting in the HMT140.
5
If the HMT140 was previously connected at one location,
but will not connect at the new location, temporarily
move it to the previous location and verify operation. It is
also possible that a setting on the network has changed.
Can connect to the network, but cannot obtain a dynamic IP
address
1
Verify your network settings.
2
Verify that you are connected to the right network.
3
Use the Ping from Sensor function in the HMT140
Utility to ping an address that should be available from
the network (verify that the address is ping-able).
4
Use the Ping from PC function in the HMT140 Utility
to see if your PC can ping an address on that network
(your PC must be connected to that network).
5
Use the Ping from PC function in the HMT140 Utility
(if this PC is connected) and see if you can ping the
HMT140 when it is in Config mode. Go to the Status tab
to determine the IP address.