
Connect Tech Blue Heat/Net User’s Manual
12 Revision 0.13
Port Properties ........................................................................................................83
Advanced Settings ............................................................................................85
Special Options ........................................................................................................85
RS-232......................................................................................................................86
RS-485 Options (on RS-422/485 ports)....................................................................86
Baud Rate Mapping .................................................................................................86
COM Port Number...................................................................................................86
Scan .........................................................................................................................87
Defaults Button ........................................................................................................87
Export Settings .........................................................................................................87
Import Settings .........................................................................................................87
Replacing your Blue Heat/Net: ................................................................................87
Removing your Blue Heat/Net: ................................................................................88
Blue Heat/Net Properties:........................................................................................88
Driver Removal........................................................................................................88
Software Installation for Linux ......................................................................................................................89
Installing the Linux host driver ..............................................................................89
Linux host driver setup using auto discovery ...........................................................89
Firmware Upgrades........................................................................................................................................90
Upgrade using WCM (Web Configuration Manager) ..............................................90
Upgrade using TCM (Telnet Configuration Manager) ............................................90
Upgrade using SCM (Serial Configuration Manager).............................................90
Appendix .......................................................................................................................................................91
Blue Heat/Net Specifications ................................................................................91
Products...................................................................................................................92
Options.....................................................................................................................92
Protocol Descriptions ...........................................................................................93
Pinouts .................................................................................................................94
RS-232 and RS-485 ..................................................................................................94
Cabling Examples: ...............................................................................................94
Typical RS-232 null modem connection:..................................................................94
Basic “3 wire” RS-232 null modem connection: .....................................................95
Connecting to DCE type devices:.............................................................................95
Loopback Connectors: .............................................................................................96
RS-422/485 Examples: ........................................................................................96
RS-422/485 Wiring Tips: .........................................................................................96
4-wire (full duplex, “RS-422 mode”) Wiring hardware flow control ......................96
Four-wire (full duplex, “RS-422 mode”) Wiring without hardware flow control....97
Four-wire (full duplex multi-drop, “RS-485 mode”) ...............................................97
Two-wire (1/2 duplex, “RS-485 mode”) Wiring ......................................................98
RS-485 Multi-drop Topology, Two-Wire and Four-Wire.........................................98
Default Settings ....................................................................................................99
Network Settings ......................................................................................................99
Boot Settings ............................................................................................................99
SCM Operation Settings...........................................................................................99
CDS (Configuration Data Space) .........................................................................99
Common Configuration Setups ..........................................................................100
Static IP Setup........................................................................................................ 100
DHCP Setup........................................................................................................... 101
DIN Rail Mounting Option:..................................................................................102
How the Blue Heat/Net Boots Up .......................................................................104
Bootup Sequence .................................................................................................... 105
Flowchart of Special Operations Mode using the reset button .............................. 106
Asynchronous communications Tutorial ................................................................ 106
Serial Line Interface Tutorial ..............................................................................107
RS-232 Line Interface: ........................................................................................... 107
RS-485 Line Interface: ........................................................................................... 107
Bus contention on RS-485 multi-drop networks:.................................................... 110
Bias and Termination Resistors in RS-485 networks: ............................................ 111