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SUB SERIES INTERVAL DATA RECORDERS
7 62-0342—01
APPENDIX C - IDR CIRCUIT BOARD COMPONENTS
Fig. 11. IDR circuit board components.
J3-J4-RS-485 Communications Jacks
See "Serial Communications"
(Ports used to connect one IDR
to another IDR or Key)
Baud Rate Selection
See "Serial
Communications"
(Selects communication
baud rate ALWAYS set at
9600 BPS when modem
is present)
Baud Rate Selection
See Chapter 6
d"Communications"
TB9-External Power Input
See “Optional
AC Adapter”
(Connects external
power supply adapter)
JMP-8-Meter Power Selection
See “Main Circuit Board
Visual Checks” and “Optional
AC Adapter”
(Selects external power, or
powered from Meter #1)
J23 & J24-Input Power
Selection
See “Main Circuit
Board Visual Checks” and
“Optional AC Adapter”
CPU Reset Button
M1-M8-Meter Inputs
(Ports used to connect
meters to IDR)
J20-RS485
Communications
See "Serial Communications"
Battery