MGE UPS Systems Switched PDU Data Connections, LED Indicators, Branch Circuit Protection

Models: Switched PDU

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Data Connections

5. Appendices

Data Connections

RS-232 port

The Switched PDU is 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

 

Input/Output

 

1

Request to Send

RTS

Output

 

 

 

 

 

 

 

 

 

 

 

 

 

2

Data Terminal Ready

DTR

Output

 

 

 

 

 

3

Transmit Data

TD

Output

 

 

 

 

 

 

 

 

 

 

 

 

 

4

Signal Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

Signal Ground

 

 

 

 

 

 

 

 

 

 

 

 

87

654321

 

 

 

 

 

6

Receive Data

RD

Input

 

 

 

 

 

7

Data Set Ready

DSR

Input

 

 

 

 

 

8

Clear to Send

CTS

Input

 

RJ45 to DB9F serial port adapter

An RJ45 to DB9F serial port adapter is 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

 

Input/Output

 

 

 

 

1

 

 

 

 

 

 

 

2

Receive Data

RD

Output

 

 

 

 

3

Transmit Data

TD

Input

5

4

3

2 1

4

Data Terminal Ready

DTR

Input

9

8

7

6

5

Signal Ground

 

 

 

 

 

 

6

Data Set Ready

DSR

Output

 

 

 

 

7

Request to Send

RTS

Input

 

 

 

 

8

Clear to Send

CTS

Output

 

 

 

 

LED Indicators

Units are equipped with a status LED for each power receptacle. A lit/on LED indicates that power is being supplied at the port and a darkened/off LED indicates that there is no power at the port.

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

Bussman Part Number

20

SC-20

CooperBussman product data-sheet #1024

301-0399-4 Rev A. - Page 59

Page 59
Image 59
MGE UPS Systems Switched PDU Data Connections, LED Indicators, Branch Circuit Protection, Appendices, RS-232 port