Thermo Scientific AquaSensors
™
DataStick
™
Ethernet Communications User Guide
16
3.2.3 Restoring Default IP Address, Subnet Mask, Gateway Address
The communications settings of the option can be restored to factory default values by
following the procedure below.
Note: The AV38 must be powered-on during this procedure (24 VDC
applied to Terminal Block pins 1 [+] and 2 [–]).
Figure 16: Restoring default communications settings of an Adapter embedded inside an AV38.
1.
Disconnect the AV38 from the Ethernet network.
Attention: Determine how
your control system will respond before disconnecting an AV38.
2.
Remove the terminal-block overlay.
3.
Make an electrical connection between the two test points on the terminal board
of the AV38 using a clip lead or equivalent. The test points are circled in white in
Figure 16.
4.
Reconnect the AV38 to the Ethernet network and wait at least 60 seconds for the
communications settings to be restored to their factory default values.
5.
Disconnect the AV38 from the Ethernet network and remove the electrical
connection between the two test points. Replace the terminal-block overlay.
6.
Establish communications with the AV38 as described in Section 4,
Configuration Procedures.
