
Connect Tech Blue Heat/Net User Manual
Revision 0.17 87
Pinouts
RS-232 and RS-485
Figure 50: RS-232 and RS-485 pinouts
Cabling Examples:
Typical RS-232 null modem connection:
This is used to connect to DTE type devices.
The Blue Heat/Net is a DTE type device.
Used when Hardware RTS->CTS flow control is required.
This cable is also called a cross over cable and is commonly available at any Electronics
retailer/distributor.
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