GETTING STARTED XI581/2 BUSWIDE OPERATOR INTERFACE
EN2B-0126 (74-3554-8) 4
connected to the rear terminals. If the switch is set to “front port“, the rear
terminals are deactivated, and vice versa.
• Excel 500 and 600 Controllers have the serial port connection at the top of the
controller as shown in the following diagram.
EXCEL 100C
CONNECTION
EXCEL 500/600 CONNECTIO
SERIAL
PORT
SERIAL
PORT
PORT
SELECTOR
FRONT PORT
ACTIVE
REAR
TERMINALS
ACTIVE
C6982b
REAR TERMINALS FOR
MODEM OR MMI CONNECTION
Fig. 3. Excel 100C and Excel 500/600 MMI connection.
• The XC5010C CPU for Excel 500 has an additional serial port connection at the
terminal block on the back of the unit and a switch on the front to select front or
rear port.
Fig. 4. Excel 500-XC5010C MMI connection.
• Excel 50 and Excel 500-XCL5010 Controllers require the XW582 cable which
connects to the serial port on the bottom of the device as shown below.
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