Kramer Electronics DB-9 Manual de usuario descargar pdf

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KRAMER ELECTRONICS LTD.

"55" SERIES DB-9 CONNECTOR PINOUT

DB-9 Pin Number Connected to: Old Model

2 Ground Switch # 4

3 Vcc = 8V ("55N" series only) Switch # 3

5 Switch # 1

6 Switch # 5 Ground

7 Switch # 4

8 Switch # 3

9 Switch # 2 Switch # 1

1 Switch # 5

4 Switch # 2

To operate a switch, connect it's pin (5-9) momentarily to pin 3 ("55N"

series only) or to an external 8 VDC supply, in this case, sharing common

ground is a must for proper operation (pin 2). In the "55N" series, it is not

needed to share common ground, as supply is internal.

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Kramer Electronics DB-9 Manual de usuario