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Data Connections
RS-232 port
The AmpMeter PDU may be equipped standard with an RJ45 DTE RS-232c serial port. This connector may be
used for direct local access or from other serial devices such as a terminal server. An RJ45 crossover cable is
provided for connection to an RJ45 DCE serial port.
Pin
DTE Signal Name
1
Request to Send
2
Data Terminal Ready DTR
3
Transmit Data
4
Signal Ground
5
Signal Ground
6
Receive Data
7
Data Set Ready
8
Clear to Send
RJ45 to DB9F serial port adapter
An RJ45 to DB9F serial port adapter may be provided for use in conjunction with the RJ45 crossover cable to
connect to a PC DB9M DCE serial port. The adapter pinouts below reflect use of the adapter with the provided
RJ45 crossover cable.
Pin
DCE Signal Name
1
2
Receive Data
3
Transmit Data
4
Data Terminal Ready DTR
5
Signal Ground
6
Data Set Ready
7
Request to Send
8
Clear to Send
Branch Circuit Protection
Always disconnect the power supply cord before opening to avoid electrical shock.
Afin d'éviter les chocs électriques, débranchez le cable électrique avant d'ouvrir.
Immer Netzleitung auskuppeln vor den Aufmachen um elektrischen Schlag zu vermeiden.
Cabinet Distribution Units feature Branch Circuit protection on all outlets in the form of internal fuses. These
fuses meet the strict safety requirements of UL/CSA 60950-1 for Branch Circuit Protection.
Time-Delay Fuses – Class G
Amperes
20
CooperBussman product data-sheet #1024
Input/Output
RTS
Output
Output
TD
Output
RD
Input
DSR
Input
CTS
Input
Input/Output
RD
Output
TD
Input
Input
DSR
Output
RTS
Input
CTS
Output
Bussman Part Number
SC-20
5. Appendices
8
7 54321
6
5
4
3
2
1
9
8
7
6
301-0399-3 Rev A. - Page 49
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