D-583-2N-E
35
12. BATTTERY REPLACEMENT
When the "
" indicator begins to blink in the display, replace the internal battery pack according to the
following procedure.
Windowed Cover
(1) Remove the windowed cover of the preamplifier.
"POWER" Switch (SW1-4)
ON
OFF
Display board
(2) Turn off the "POWER" switch (SW-4) on the
display board. This interrupts power supply from
the battery.
CAUTION: Do not fail to turn the
"POWER" switch off
at internal battery
replacement.
Access Cover
to Terminal Box
(3) Remove the cover on the terminal box side
of preamplifier.
①
Connector
Battery Pack
(4) Unplug the battery pack connector
①
①
Connectors
Battery Pack
(Part code: 3T135A020)
②
Screws
(5) Take off two screws
②
holding the battery pack
to the preamplifier housing, using screwdriver.
CAUTION: Exercise care to avoid losing
the two screws
②
as they
are removed.
(6) Pull the battery pack out.
(7) Secure a new battery pack to the preamplifier
housing with two screws
②
.
(8) Install the battery pack connector
①
securely in
place.
(9) Turn on the "POWER" switch on the display
board.
NOTE: Make sure that the display shows a
flowrate reading.
(0) Install the preamplifier's windowed cover and
terminal box cover.
CAUTION: The cover must be screwed
in as far as it will go for tight
installation.
Содержание EX DELTA II
Страница 49: ...D 583 2N E 49...