Options/Accessories

6.6.1.1Connections Without Converter

Connect a 25-pin female Sub-D and a 9-pin male Sub-D connector with a 3-wire shielded cable, as shown in the table below. Connect shield at one end only.

Pin Connection for Interconnection Cable (without converter):

Host (DTE)

Remote Display (DTE)

 

 

25-pin female

9-pin male

pin No.

pin No.

 

 

 

 

2

(TXD)

2

(RXD)

 

 

 

 

3

(RXD)

3

(TXD)

 

 

 

 

7

(GND)

5

(GND)

 

 

House (shield)

No Connection

 

 

 

 

6.6.1.2Connections With Converter

Connections to be made according to converter manual.

Pinconnection example only:

Pin Connections for cable from host to ME800A-R2.

Host

ME800A-R2

(DTE)

(DCE)

 

 

25-pin female

25-pin male

pin No.

pin No.

 

 

 

2

(TXD)

3

 

 

 

3

(RXD)

2

 

 

 

7

(GND)

7

 

 

House (Shield)

No connection

 

 

 

Pin connection for cable from

ME800A-R2 to Remote Display

ME800A-R2

Remote Display

(DCE)

(DTE)

 

 

25-pin male

9-pin male

pin No.

pin No.

 

 

 

3

2

(RXD)

 

 

 

2

3

(TXD)

 

 

 

7

5

(GND)

 

 

No connection

House (Shield)

 

 

 

The ME800A-R2 must be set up as a DCE with no RTS/DTR control.

The interconnection cable between the two ME800A-R2 boxes is a 4-wire twisted pair telephone cable with or without shield. The shield improves noise immunity but reduces maximum communication distance.

990-4050

Installation Guide APC Silcon 10-40kW 400V UPS

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APC 10-40KW 400V UPS manual 1.1Connections Without Converter, Host DTE Remote Display DTE, 1.2Connections With Converter