Oval Delta Flowpet FLX B Series, Instructions Manual, Page: 30 / 40

D-555-3-E
30
Battery Pack
+
Polarity
Flat Cable
9.3 Battery Pack Replacement
With battery pack removed, flow measurement can no longer be made, but the CPU retains all the parameters
in the memory; no reconfiguration is required.
To replace battery pack, follow the procedure below using screwdriver.
(1) Battery Pack Removal
Battery Pack
Flat Cable
(2) Battery Pack Installation
Fig.9.10 Fig.9.11 Fig.9.12
(1) Loosen four screws securing
the preamplifier housing and
open the upper case.
(2) The battery pack is secured to
the lower case.
(3) Uncouple the cable connector
and remove the battery pack.
Upper Case
Lower Case
Battery
Pack
Cable
Connector
Fig.9.13 Fig.9.14 Fig.9.15
Upper Case
Lower Case
Battery
Pack
Cable
Connector
(1) Install the cable connector of a new battery pack
into its receptacle. The connector is polarized
for correct installation: do not force into position;
reverse the direction if it will not fit in (Fig. 9.13).
(2) With positive polarity end pointing in the
direction of cable connector receptacle, set the
battery pack in the lower case (Fig. 9.14).
NOTE: Be careful not to leave screws and washers
that have been removed in the preamplifier.
(3) Tighten four fitting screws of the preamplifier upper
case evenly to a 24.5N
•
cm torque (Fig. 9.15).
CAUTION: Over tightening can
damage the housing.
Observe the torque
specification.
(4) Make sure that the LCD is illuminated and the low
battery alarm has disappeared.
CAUTION: Battery packs are
dedicated parts available
at the nearest OVAL sales
office in your area.
Battery Pack (Part No.: ER17500V-2CY))
Fig.9.16
CAUTION:
Pay attention to the electronics board
coupled with flat cable within the housing.