NORMAL MODE
CALIBRATION UNITS SELECTION
Press
È
from
NORMAL
mode, Display will show:
LIT25 Level Indicating Transmitter
Manual Series 3.5.1
Page 8
LEVEL
CM
Flashes when good echoes
are received
ON - Relay energized
OFF - Relay de-energized
When Calibrated
for 20mA at Minimum Range
(Maximum Level)
ECHO
RELAY
When Calibrated
for 20mA at
Maximum Range
20mA =
20mA =
4mA =
4mA =
Ç
Ç
Ç
PERCENT
INCHES
CM
PERCENT
INCHES
CM
È
4-20mA
CALIBRATION
Echo light keeps flashing
to show instrument
still operating