© 2008 Siemens Energy & Automation, Inc. All Rights Reserved.
ACCESS 9340 and 9360 Meters PMCM-9340D-0208
Chapter 11—Maintenance and Troubleshooting 2/2008
EN–118
The data being displayed is
inaccurate or not what you
expect.
meter is grounded incorrectly.
Verify that the meter is grounded as
described in “Grounding the Meter” in the
installation manual.
Incorrect setup values.
Check that the correct values have been
entered for meter setup parameters (CT
and PT ratings, System Type, Nominal
Frequency, and so on). See “Set Up the
Meter” on page 16 for setup instructions.
Incorrect voltage inputs.
Check meter voltage input terminals L (8,
9, 10, 11) to verify that adequate voltage is
present.
meter is wired improperly.
Check that all CTs and PTs are connected
correctly (proper polarity is observed) and
that they are energized. Check shorting
terminals. See Chapter 4 — Wiring in the
installation manual.
Cannot communicate with
meter from a remote
personal computer.
meter address is incorrect.
Check to see that the meter is correctly
addressed. See “Meter With Integrated
Display Communications Setup” on
page 17 for instructions.
meter baud rate is incorrect.
Verify that the baud rate of the meter
matches the baud rate of all other devices
on its communications link. See “Meter
With Integrated Display Communications
Setup” on page 17 for instructions.
Communications lines are improperly
connected.
Verify the meter communications
connections. Refer to Chapter 5 —
Communications in the installation
manual for instructions.
Communications lines are improperly
terminated.
Check to see that a multipoint
communications terminator is properly
installed. See “Terminating the
Communications Link” on page 28 in the
installation manual for instructions.
Table 11–1: Troubleshooting
Potential Problem Possible Cause Possible Solution
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