Specifications

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5.3 Names and Settings of Network Module

5.3.1 Remote master station (QJ71LP21-25) settings

The network module QJ71LP21-25 of 20M

is used as a remote master station.

Set as a remote master station.

It is not required to change 10M

P1, 10NS2, 10NS3, 10NS4 and 10NS5.

3) LED displays

1) STATION No. (factory default setting: 1)

Set the remote master station to "1".

When there is a setting error,

the "ERR" LED will come on in red.

2) MODE (factory default setting: 0)

This switch sets the operating mode.

4) IN/OUT connectors

Connected with an optical fiber

connector. (IN connector)

For forward loop receiving/reverse

loop sending (OUT connector)

For forward loop sending/reverse

loop receiving

Optical loop module

POINT

Set the station number to "0" to operate as a remote master station.