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Step 5.2 - Connecting Your Computer to the SmartSensor HD
There are several ways to connect your computer to the SmartSensor HD as listed below.
Step 5.2.1 – Physically Connecting the SmartSensor HD to your Computer
Serial Cable –
there are two serial options available for connecting to the SmartSensor HD:
1.
RS-232 using a 9-pin null modem serial cable connected to the standard RS-232 serial port on
your PC. This configuration is shown in Figure 7 below.
9-pin connector
labeled RS-232A
12 Volts DC
Null Modem
cable
Figure 7
Smart Sensor
cable
2.
Universal Serial Bus (USB) to RS-485 using a SeaLink adapter shown in Figure 8, that plugs
directly into the 25-pin connector on the Sensor cable.
25-pin connector
labeled RS-485
12 Volts DC
SeaLink adapter
USB cable
Smart Sensor
cable
Figure 8
Analog Modem
– the SmartSensor HD can be connected directly to an external analog modem
through which your PC’s modem can then dial-up to establish a connection. For example, this
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