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2 | INSTALLATION | GEOKON
2.
INSTALLATION
2.1 MAKE WIRE CONNECTIONS
The table below shows the function of each of the conductors of
485 cables.
Instrument Cable Conductors
Red
White
Green
Black
Shield
TABLE 1: RS-485 String Wiring
2.1.1 RS-485 CABLE CONNECTION
Connect each of the RS-485 string conductors to their respective spring terminal
connections on the Addressable Bus Converter, as follows:
1.
Connect the red wire lead to the connection labeled 12V (OUT) [RED] on the
RS-485 spring terminal.
2.
Connect the white wire lead to the connection labeled 485+ [WHITE] on the
RS-485 spring terminal.
3.
Connect the green wire lead to the connection labeled 485- [GREEN] on the
RS-485 spring terminal.
4.
Connect the bare wire lead to the connection labeled SHIELD on the RS-485
spring terminal.
5.
Connect the black wire lead to the connection labeled GND [BLACK] on the
RS-485 spring terminal.
See the figure below.
TTL Spring
Terminal
FIGURE 2: Connecting RS-485 String to Addressable Bus Converter
Description
String Power
Communication RS-485+
Communication RS-485-
Ground
Analog Ground
RS-
GEOKON
RS-485 Spring
Terminal
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