Troubleshooting - Gems Sensors & Controls UCL-520 Owner's Manual

TROUBLESHOOTING

Step Sixteen
A. Viewing Programmed VALUES:
SELECT
FAST
SELECT
FAST
1. Press the SELECT/FAST button and hold it for 5 seconds until
PROG appears.
2. When VALUES appears, press the SELECT/FAST button. The
display will rotate between SETUP, DIAG and RESET.
3. When SETUP appears, press the SELECT/FAST button. You will
now begin viewing calibration settings (UNITS, Display, MinR,
MaxR and SAFE) that are programmed in the transmitter.
When complete the display will revert back to the VALUES menu.
B. Viewing DIAGNOSTICS:
SELECT
FAST
SELECT
FAST
1. Press the SELECT/FAST button and hold it for 5 seconds until
PROG appears.
2. When VALUES appears, press the SELECT/FAST button. The
display will rotate between SETUP, DIAG and RESET.
3. When DIAG appears, press the SELECT/FAST button. You will
now begin viewing diagnostic values (LEVEL, TEMP ECHO,
POWER, MOUNT and VER) that may be relevant to the trans-
mitter and it's performance in your application.
When complete the display will revert back to the VALUES menu.
SELECT
FAST
SELECT
FAST
TROUBLESHOOTING
Step Seventeen
C. Factory RESET:
SELECT
FAST
SELECT
FAST
1. Press the SELECT/FAST button and hold it for 5 seconds until
PROG appears.
2. When VALUES appears, press the SELECT/FAST button. The
display will rotate between SETUP, DIAG and RESET.
3. When RESET appears, press the SELECT/FAST button. The
display will rotate between YES or NO.
4. When YES appears, press the SELECT/FAST button.
Note: FACTORY RESET resets the transmitter back to its origi-
nal factory default settings: (20 mA = Minimum Range, 4mA =
Maximum Range and SAFE = 22mA).
D. Testing the Transmitter
Factory Set Points
Transmitter
UCL-520
1. Connect a multi-meter in transmitter with the black wire to read
the current output.
2. Verify that the current increas-
es (tank filling) and decreases
(tank emptying) appropriately
in the calibrated span.
3. If not, carefully observe and
attempt to correlate any instal-
lation, level or application
event for more specific trou-
bleshooting.
4. Write down the information in
DIAGNOSTICS (LEVEL,
TEMP ECHO, POWER,
MOUNT and VER) and have it
ready when you contact your
Gems representative.
SELECT
FAST
4 mA Setting 20 mA Setting
26.2' (8m)
8" (20 cm)
Power Power
5
Supply Supply
4 6
mA
20 mA
4 mA
20
19 21
mA