Maintenance and Troubleshooting Manual
Section 2: Troubleshooting
3-9000-764 Rev F
December 2017
Troubleshooting the meter
13
CPU Module LINK LED is on but I
can't communicate with the meter
using Ethernet
If you are connecting for the first time,
•
Enable the DHCP switch on the CPU Module
•
Verify that the PC has received an IP address from the meter as follows:
—
bring up Command prompt window (Start->Run->(type)cmd)
—
in the Command prompt window, type ipconfig
•
If you get the following: IP 192.168.135.35 (note: the last .35 can be up to .44) with
a Subnet Mask of 255.255.255.0 and Default Gateway you should be able to
connect to the meter
•
If you get the following:
—
Ethernet adapter Local Area Connection 1:
—
IP Address: 0.0.0.0
—
the PC has not yet received an IP address from the DHCP server wait (up to 30
seconds) to receive an IP address before attempting to connect to the meter
—
after 30 seconds the PC has not received an IP address from the DHCP server
or the IP address shown above (from ipconfig) is different from the range of
192.168.135.35 through 192.168.135.44, verify that the PC is configured to
receive its IP address automatically (via DHCP)
Communication line connected to
the flow computer but no signal is
received
•
Check for loose connections at the flow meter and the flow computer.
•
Check the CPU Module settings.
Table 2-1 Troubleshooting
Error
Recommended action(s)
