3-2 Troubleshooting and Customer Support 5707070-A
Advanced Energy
®
Flow Meter Troubleshooting Tables
Follow these tables in sequential order for the best use. Answer the heading question
in bold at the beginning of each section before continuing on to the next section.
STATUS OF UNIT POWER
Is the unit receiving power? (Is the green Power light on?)
4
Yes. If the unit is receiving power, continue on to “Status of Echo LED: Off”
on page 3-3.
4
No. If the unit is not receiving power, troubleshoot using Table 3-1 below.
Table 3-1. Status of unit power troubleshooting checklist
Question/ Possible Cause Corrective Action
Is AC or BATTERY (DC)
power properly connected to the
processor board?
Ensure that input power is properly connected.
See “To Connect Input Power to the Electronics
Enclosure:” on page 2-13.
Is the battery charged if you are
using BATTERY (DC) power,
or is the AC power cord plugged
in if you are using AC power?
If you are using DC battery power, make sure your battery
is charged and that the power cables are securely
connected.
If you are using AC power, make sure your AC power is
plugged in.
See “To Connect Input Power to the Electronics
Enclosure:” on page 2-13 and “Portable Battery Operation
(Portable Units Only)” on page 2-25 for more information.
Is the power switch on the
display panel on?
Ensure the power switch on the front display panel is in the
On position.
See “Display panel” on page 2-16 for the location of this
switch.
Is the A/C Select voltage selector
set correctly?
Make sure that the A/C Select switch is in the proper
location for your system input power (115 VAC or
230 VAC).
See “To Connect Input Power to the Electronics
Enclosure:” on page 2-13 and Figure 2-8 on page 2-14 for
the location of the switch.
