![Microchip Technology GridTime 3000 Скачать руководство пользователя страница 45](http://html1.mh-extra.com/html/microchip-technology/gridtime-3000/gridtime-3000_installation-manual_1786100045.webp)
Table 6-7. RS-422 Port Pinout
1 2 3 4 5 6
Pin
Signal
1
Not Connected
2
Isolated 0V*
3
Clock Transmit -ve
4
Clock Trve
5
Isolated 0V
*
6
Not Connected
*Isolated 0V is not connected to Chassis earth.
An RJ-12 to male DB9 cable accessory is optionally sold with the GridTime 3000, which can be used to interface the
RJ-12 ports with a female DB9 connector.
The DB9 pin mappings when the cable is plugged into the device’s RS-422 and RS-232 ports are given in tables
RJ-12 to DB9 cable pin mapping when plugged into RS-422 port
RJ-12 to DB9 cable pin mapping when plugged
.
Table 6-8. RJ-12 to DB9 Cable Pin Mapping When Plugged Into RS-232 Port
1
2
3
4
6
7
5
8
9
Pin
Description
1
Not Connected
2
Clock Transmit
3
Clock Receive
4
Not Connected
5
0V
6
0V
7
Clock CTS
8
Clock RTS
9
Not Connected
Installation
©
2022 Microchip Technology Inc.
and its subsidiaries
Manual
DS00004572A-page 45