05-4055A01, Rev. E
MDS entraNET Technical Manual
189
8.3.3 COM2 Port
Connect a terminal device to the transceiver
COM2
port (RJ-45) for
payload data connection. Pinout information for the COM2 port is
provided in
Figure 8-5
and
Table 8-3
.
Figure 8-5. COM2 Port (DCE)
(viewed from the outside of the radio
)
8.4
TECHNICAL SPECIFICATIONS
Below are the technical specifications for entraNET 900 and 2400
models. Specifications that are unique to a particular model are
identified by frequency range (900 MHz or 2400 MHz).
GENERAL
Data Rate:
106 kbps over the air
Frequency Band:
900 MHz models: 902–928 MHz ISM band
2400 MHz models: 2401.6-2477.8 MHz in the
following bands:
2401.6-2427.0 MHz (Band A)
2427.2-2452.6 MHz (Band B)
2452.8-2478.2 MHz (Band C)
Configurations:
Access Point, Remote
Spreading Mode:
Frequency Hopping Spread Spectrum (FHSS)
Frequency Channels:
Selectable; 64 to 128 in increments of 16
MTBF (Reliability):
Consult factory for on-file data
Startup Time:
AP: approximately 30 sec
Remote: approximately 1 sec
Time Required for Remote
to Connect with AP:
Typically less than 1 sec
1 2 3 4 5 6 7 8
Table 8-3. COM2 Port, EIA-232 Interface
Pin
Functions
COM2 Port
(DCE)
1
Unused
2
Data Carrier Detect (DCD)
Out
3
Data Terminal Ready (DTR)
In
4
Signal Ground (GND)
—
5
Receive Data (RXD)
Out
6
Transmit Data (TXD)
In
7
Clear-to-Send (CTS)
Out
8
Request-to-Send (RTS)
In
Summary of Contents for MDS entraNET 900
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