18 |
P a g e
TROUBLESHOOTING
PROBLEM
POTENTIAL CAUSE
SOLUTION
Device not
powering on
Incorrect source voltage
Ensure incoming power is 100
VAC
– 480 VAC.
Blown fuses
Check fuses, located above L1
and L2 terminals. If damaged,
replace with 500 V, 3.15 A fuses.
Device not
communicating with
web portal
Temporary interruption
Wait for at least one hour and
check communication again. If
device is still offline after one hour,
go on site and check incoming
power,
Xbee
module,
and
antenna.
SIM card not installed
properly
Ensure that SIM card has been
properly installed into Xbee.
Antenna disconnected
Check antenna connection.
Poor cellular signal
Check antenna for damage and
good connection.
Install signal booster to increase
signal strength.
Xbee communication
Check that the wire between Xbee
module and antenna connector is
properly seated.
Remove Xbee module, clean pins,
and re-install.
Relays not
changing states
Damaged relay
Use the portal to change relay
states, use multimeter to check if
relay is open or closed. If not
functioning,
contact
Phase
Technologies.
4-20 mA readings
not accurate
4-20 mA
Ensure that transducer is wired
correctly.
Connect I_out to I_in-, change the
4-20 mA Output on the portal and
check the 4-20 mA Input reading.
If they are more than 5% off,
contact Phase Technologies for
replacement.
