Table 4-2: Rear panel Connections and Controls (continued)

Number

Item

Description

Section

 

 

 

 

4

Remote Out

RJ-45 type connector, used for daisy-chaining power supplies to

7.3

connector

form a serial communication bus.

7.5

 

 

 

 

 

5

J1 Analog

Connector for remote analog interface. Includes Output Voltage

4.5

 

Remote

and Current programming and monitoring signals, Shut-off control

 

 

connector

(electrical signal), Enable/Disable control (dry-contact), Power Sup-

 

 

 

ply OK (PS_OK) signal and operation mode (CV/CC) signal.

 

6

SW1 Setup

Nine position DIP-switch for selecting remote programming and

4.4

 

switch

monitoring modes for Output Voltage, Output Current and other

 

 

 

control functions.

 

7

J2 Remote

Connector for making remote sensing connections to the load for

3.10

 

sense

regulation of the load voltage and compensation of load wire drop.

3.8.2

 

connector

 

 

8

Blank

Blank sub-plate for standard units. Isolated Remote Analog pro-

Fig. 4.2

 

Sub-plate

gramming connector for units equipped with Isolated Analog control

 

 

 

option. IEEE connector for units equipped with IEEE programming

 

 

 

option (shown).

 

9

IEEE switch

Two position DIP-switch for selecting IEEE mode or RS232/RS485

Fig. 4.2

 

 

mode when IEEE option is installed.

 

10

Ground

M4x0.7, 8mm long DBL-SEMS screw for chassis ground

Fig. 4.2

 

screw

connection.

 

4.4 REAR PANEL SW1 SETUP SWITCH

The SW1 Setup switch (see Fig.4-3) is a 9-position DIP-switch that allows the user to choose the following:

Internal or remote programming for Output Voltage and Output Current.

Remote voltage or resistive programming of Output Voltage and Output Current limit.

Select range of remote voltage and resistive programming.

Select range of output Voltage and Output Current monitoring.

Select the Remote Shut-Off control logic.

Select between RS232 and RS485 communication interface.

Enable or disable the rear panel Enable/Disable control (dry contact).

1

2

3

4

5

6 7

8

9

Fig.4-3: SW1 setup DIP-switch

4.4.1 SW1 position function

Refer to Table 4-3 for description of SW1 position functions. The factory default setting is Down for all positions.

30

83-507-5002 Rev. B

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TDK 750W HALF RACK technical manual Rear Panel SW1 Setup Switch, 1 SW1 position function