Hardware Specifications - Comtrol RocketPort Serial Hub Hardware Documentation

Building an RJ45 to DB25 Cable
Use the following figures if you need information about
building a general-purpose DTE-to-DTE null modem
cable or a DTE-to-DCE modem cable.
Modem Cable
DTE-to-DCE Modem Cable*
Signal Pin
RTS 1
DTR 2
GND 3
TxD 4
RJ45
RxD 5
DCD 6
DSR 7
CTS 8
* Can be ordered from Comtrol.
General-Purpose DTE-to-DTE Null Modem Cable
Signal Pin
TxD 4
RxD 5
RTS 1
CTS 8
RJ45
DSR 7
DCD 6
DTR 2
SGND 3

Hardware Specifications

This table illustrates environmental conditions.
Environmental Conditions
Air temperature:
System on
System off
Altitude
Heat output:
4-Port
8-Port
Humidity (non-condensing):
System on
System off
Mean Time between Failures:
4-Port
8-Port
Building an RJ45 to DB25 Cable
Pin Signal
4 RTS
20 DTR
7 GND
2 TxD
DB25
3 RxD
8 DCD
6 DSR
5 CTS
Pin Signal
2 TxD
3 RxD
4 RTS
5 CTS
DB25
20 DTR
8 DCD
6 DSR
7 SGND
Value
o
0 to 40 C
o
-20 to 85 C
0 to 10,000 feet
17.1
BTU/Hr
20.5
BTU/Hr
8% to 80%
20% to 80%
27.2 years
24.5 years
The following table lists electromagnetic compliance
certifications.
Electromagnetic
Compliances
Emission:
Canadian EMC requirements
Class A
CISPR-22/EN55022
FCC Part 15 Class A
Immunity:
(801-2
EN50082 ESD
and 801-4
FT)
Safety:
EN60950
UL Listed
The following table illustrates hardware specifications.
Topic
Baud rate (maximum)
Current consumption:
4-Port
8-Port
Dimensions
4-port
8-port
Driver Control:
Data bits
Parity
Stop bits
Ethernet host interface
Hubs per server
Line frequency
Line voltage
Number of ports
Power consumption:
4-Port
8-Port
Weight
Status
Yes
, 801-3 RF, Yes
Yes
Hardware
Specifications
230.4 Kbps
42 mA (at 120 VAC)
50 mA (at 120 VAC)
6" x 9" x 1.5"
6" x 9" x 2.4"
7 or 8
Odd, Even, None
1 or 2
10Base-T (10 Mbps)
Dependent on OS. See the
software documentation.
50 - 60 Hz
100 - 240 VAC
4 or 8
5.0 W
6.0 W
1 lb 4 oz
5 of 6