Hitachi SJ-FB Manual do Utilizador descarregar pdf (Página 16)

Chapter 5 SETTING

5.1 Setting the DIP Switches

SWENC

SWR

Layout of SJ-FB

Slide to the (OFF) marked side

of the switch to turn it off and the

opposite side to turn it on.

How to Set Switches

SWENC and SWR

[ON/OFF]

TM1 TM2

Figure 5-1 Switch arrangement figure

5.2 Switch Initial Settings

Setting

item

Switch

No.

Contents

Detection of disconnected A or B signal (EAP-EAN or

EBP-EBN) is valid.

OFF

Detection of disconnected A or B signal (EAP-EAN or

EBP-EBN) is invalid.

ON Detection of disconnected Z signal (EZP-EZN) is valid.

SWENC

OFF Detection of disconnected Z signal (EZP-EZN) is invalid.

Termination resistance is provided between SAP and SAN

(150 ohms).

OFF No terminal resistance is provided between SAP and SAN.

Termination resistance is provided between SBP and SBN

(150 ohms).

SWR

OFF No terminal resistance is provided between SBP and SBN.

(Note) : Default setting for all the switches is OFF.

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Hitachi SJ-FB Manual do Utilizador Página 16