Power Supply From Dc Adapter - Lutron Electronics TM-947SD Operation Manual

8. POWER SUPPLY from DC
ADAPTER
The meter also can supply the power supply from the
DC 9V Power Adapter ( optional ). Insert the plug of
Power Adapter into " DC 9V Power Adapter Input Socket "
( 3-13, Fig. 1 ). The meter will permanent power ON
when use the DC ADAPTER power supply ( The power
Button function is disable ).
9. BATTERY REPLACEMENT
1)When the left corner of LCD display show "
is necessary to replace the battery. However, in-spec.
measurement may still be made for several hours after
low battery indicator appears before the instrument
become inaccurate.
2)Loose the " Battery Cover Screws " ( 3-15, Fig. 1 )
and take away the " Battery Cover " ( 3-16, Fig. 1 )
from the instrument and remove the battery.
3)Replace with DC 1.5 V battery ( UM3, AA,
Alkaline/heavy duty ) x 6 PCs, and reinstate the cover.
4)Make sure the battery cover is secured after changing
the battery.
10. RS232 PC SERIAL INTERFACE
The instrument has RS232 PC serial interface via a 3.5
mm terminal ( 3-12, Fig. 1 ).
The data output is a 16 digit stream which can be
utilized for user's specific application.
A RS232 lead with the following connection will be
required to link the instrument with the PC serial port.
20
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