Connecting The Rtu By Two Separate Mobile Radios; Figure 2-22 Connecting The Rtu By Two Separate Mobile Radios - Interconnection Diagram - Motorola IRRInet-XL Owner's Manual

2.8.4

Connecting the RTU by Two Separate Mobile Radios

The following diagram (See Figure 2-22) illustrates the proper connections for
connecting both the CPU Port 2 (Intrac protocol) and Port 3 (MDLC protocol) to
separate Mobile Radios using the 8 Ampere Power Supply.
N o t e :
N o t e :
Port 2 (Intrac) is to be connected to the "Low Power" Radio and Port
3 (MDLC) is to be connected to the "High Power" Radio.
LOGIC
RADIO
8 Ampere
Power
Supply
BATT
IN
PGND
AC
Input
Figure 2-22 Connecting the RTU by two Separate Mobile Radios - Interconnection
Diagram
BAT
Power Supply
Primary
Module
Power Supply
PWR
(Less)
IN
Radio
Power
Radio
Supply
(
High Power)
Aux
Power
Radio
Supply
AUX
(
Low Power )
Battery
Power
Supply
Back Up Battery
Jumper Strip
Protective Gnd Strip
3-Slot Chassis
AUX
Comm
Cable
Adaptor
Data
Port 3
Module
VCC
VCC
Data
Port 2
CMU
Comm CMU
Cable
Adaptor
Antenna
CPU
Antenna
2-25