User's Manual

12 FIREFLY AMR REFERENCE MANUAL
©
Datamatic.com, Ltd. 2000 - 2004
Radio Frequency Receiving Unit (RFRU)
The ROADRUNNER Radio
Frequency Receiving Unit (RFRU)
receives and buffers radio readings,
then downloads them to the
ROADRUNNER handheld unit
when interrogated ("I" key).
The ROADRUNNER RFRU is an
integrated, internal unit, powered by
a rechargeable NiCad battery pack.
Programming/Profiling Unit (PPU) for Water FIREFLYs
The Programming/Profiling Unit
(PPU) is used to configure the MIUs,
and to extract ProfilePLUS
historical reading information.
The PPU creates a "positive snap"
interface with the MIU for
hands-free operation, and when
cabled to the ROADRUNNER
handheld, enables communication.
The PPU is powered with one 9-volt
battery.
Programming/Profiling Unit (PPU) Cable
A cable is used to connect the PPU to a ROADRUNNER for programming and
extraction of profile data from a Water FIREFLY.