Specifications
MOBILE EQUIPMENT
Vehicular Radio Modem 650
R4-11-4G Equipment Descriptions 4-27
4.3.1.3 Options for MCS 2000®
Table 4-22 lists the options for MCS 2000 which are used with the VRM-500.
4.3.1.3.1 MCS 2000
H44 is a Private DataTAC data capability option for the MCS 2000 mobile
and is available on enhanced radio packages, models II and III only. The H44
option is compatible with conventional, SmartNet® and SmartZone®
System Software Package options.
Table 4-22 shows the data software option for the MCS 2000.
4.3.2 Vehicular Radio Modem 650
The VRM 650 is a data-only, mobile radio modem based on the MCS 2000
platform. The VRM 650 handles dedicated, data-only applications. The VRM
650 provides connectivity between a vehicle-mounted data terminal and the
system’s host computer through the Private DataTAC radio network. The
VRM 650 can be dash or remote mounted and requires a 12V DC negative
ground power source. Included with both models are the following:
• 20-foot power cable (HKN4192)
• Mounting bracket hardware and screws trunnion kit (FLN8212)
• 7.5’ fused ignition sense cable kit (FKN4500)
• VRM 650 Vehicular Radio Modem for Private DataTAC Networks Owner’s and
Installation Manual
The front of the modem has a pushbutton on/off switch and seven LED
indicators (six status and one power). Also located on the front of the VRM
650 are connectors for the data terminal and GPS receiver. The data terminal
can be connected via a DB-9 female connector. The DB-9 male connector
provides access for GPS inputs. Option Z167 enables the port and software to
handle the GPS messages.
On the back of the device are three connectors: DC power for connecting the
power cable, Mini-UHF female antenna connector, and an ignition cable
(fused) for supporting ignition sense. Also, located on the back of the modem
is a heat sink attachment.
The VRM 650 requires RD-LAP 9.6 kbps RF protocol (V470) or 19.2 kbps RF
protocol (V500) to be specified at the time of order. Data terminal to modem
cables are available as accessories.
Table 4-22. Software Option for MCS 2000
COF DESCRIPTION
OPTION
NUMBER
DESCRIPTION
ENH: ENHANCEMENT
OPTION,DATA OPR
H44 Adds required data option for the MCS 2000. Supports RD-LAP
9.6 or 19.2 kbps for 800 MHz only.