Chapter 2 CPT7 Installation
CPT7 and CPT7700 Installation and Operation User Manual v12
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Figure 9: Offset from the CPT7 to the SPAN-IGM-S1
Dimensions are in mm
2.11 Connect the CPT7 to Data Communication Equipment
The CPT7 can communicate with other devices in the system, such as computers and data loggers, using
serial, USB or Ethernet ports.
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The CPT7 also has a CAN bus port for communication with other CAN bus compatible devices. See
All data communication connections can be made using the CPT7 I/O1 cable or CPT7 I/O2 cable. For
information about these two cables, see
on page 179 and
These sections also have the connector pin out and connector recommendations for making a custom cable.
2.11.1 Serial Ports
The CPT7 has two serial ports: COM1 and COM2. COM1 uses RS-232 protocol and is available on the IO2
port. COM2 uses RS-422 protocol and is available on the IO1 port. Refer to
on page 177 for
the pin out of these connectors.
Port settings (bit rate and parity, for example) are software configurable. See
on page 42 for information about configuring the serial ports. Also see
on page 175 for the serial port specifications.
To connect to a serial port using RS-232 protocol:
