9 COUNTER INPUTS ..................................................................................... 22
9.1 Counter Input 0 ............................................................................................ 22
9.2 Turbine Meter Counter Inputs 1 and 2 ......................................................... 22
10 SERIAL COMMUNICATION........................................................................ 24
10.1 RS-232 Serial Communications Ports.......................................................... 24
10.1.1 COM2 RS-232 Serial Port....................................................................... 24
10.1.2 COM3 RS-232 Serial Port....................................................................... 26
10.2 RS-232 Wiring Examples ............................................................................. 27
10.2.1 DTE to DTE without Handshaking .......................................................... 27
10.2.2 DTE to DTE with Handshaking ............................................................... 28
10.2.3 DTE to DCE with Handshaking............................................................... 28
10.3 RS-232 Cables............................................................................................. 29
10.3.1 RJ-45 to DE-9S DTE .............................................................................. 29
10.3.2 RJ-45 to SCADAPack Vision .................................................................. 29
10.3.3 RJ-45 to DE-9P DCE .............................................................................. 30
10.4 COM1 RS-485 Serial Communication Port .................................................. 30
10.4.1 RS-485 Bias Resistors............................................................................ 31
10.4.2 RS-485 Termination Resistors................................................................ 31
10.5 RS-485 Wiring Examples ............................................................................. 31
11 OPERATION................................................................................................ 33
11.1 Operating Modes.......................................................................................... 33
11.1.1 Run Mode ............................................................................................... 33
11.1.2 Service Mode.......................................................................................... 33
11.1.3 Cold Boot Mode ...................................................................................... 33
11.1.4 Sleep Mode............................................................................................. 34
11.2 LED Indicators.............................................................................................. 34
11.3 LED Power Control ...................................................................................... 35
11.4 Jumpers ....................................................................................................... 35
11.5 Status LED................................................................................................... 36
11.5.1 I/O Module Error Indication..................................................................... 36
11.5.2 Register Assignment Checksum Error.................................................... 36
12 MAINTENANCE........................................................................................... 37
12.1 Fuses ........................................................................................................... 37
SCADAPack LP Hardware Manual
May 26, 2006
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