Black Box SW982A Manual

A SERVICE OF

next previous

20

LOCAL/REMOTE ELECTRONIC SWITCHES

Table 4-1. Connector Pinouts and Signal Levels for

Port Selection with the ABC Switch (SW980 Models) or

Path Selection with the X Switch (SW981 Models)

Pinout of the RJ-45 Connector

1N/C

2N/C

3N/C

4 Remote input

5 +5 VDC output

6 Signal ground

7N/C

8N/C

Pinout of the 4-Position Terminal Block

1 Signal ground

2N/C

3 Remote input

4 Signal ground

Signal Levels for Port Selection (SW980 Models)

Port Selected Remote Input

A High

B Low

Signal Levels for Path Selection (SW981 Models)

Paths Selected Remote Input

A to AA, B to BB (straight) High

B to AA, A to BB (crossed) Low