Campbell CCFC Instruction Manual - page 29
CCFC Field Camera
18
Table 8-1 Power & I/O Cable Connections
Color
Function
Connection
When Not
Used
Black*
Power
Ground
System Ground (or Pin 5 of a computer
(DTE) DB-9 Connector).
Red*
Input Power
Power Source 9-30 Vdc.
Green
RS-232 TX
(Output)
RS-232 Input (RX control port of
datalogger or Pin 2 of a computer (DTE)
DB-9 Connector).
RS-485A when configured to RS-485.
Only needs be connected when RS-232
and RS-485 communications are used
for PakBus or the Device Configuration
Utility.
Connect to an
unused terminal
block.
White
RS-232 RX
(Input)
RS-232 Output (TX control port of a
datalogger or Pin 3 of a computer (DTE)
DB-9 connector).
RS-485B when configured to RS-485.
Only needs be connected when RS-232
and RS-485 communications are used
for PakBus or the Device Configuration
Utility.
Connect to an
unused terminal
block.
Yellow
Modem
Power
Control
(Output)
This line is intended to power a
communication device. The camera
switches the Input power voltage to this
line.
For solar powered sites the camera can
remove power from the modem when
communications are not required.
Connect to an
unused terminal
block.