Xrc 6990 Rack Mount Installation; Figure 39: Xrc G4 6990 Rack Mount; Table 10: Xrc G4 Main Electronic Board To Termination Panel Correlation Chart - ABB XSeriesG4 User Manual

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XRC 6990 rack mount installation
Overview
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The XRC 6990 is intended for rack-mounting. For purposes of these instructions, we assume that the mounting rack is already
in place and that instructions are not required for mounting the unit into the rack (see Figure 39).
Termination panel
User connections to the XRC
connections should have to be made by the user. Two termination panels are available, depending upon whether the user
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ordered a single XRC 6990 or a Dual Unit with two XRC
Terminal designations on the back panel are identical to designated pin outs on the XRC
instruction (WI) or User Drawing (UD) applicable to the XRC
corresponding plug on the rear of the enclosure. Table 10 shows XRC
Table 10: XRC
Figure 39: XRC
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6990 are made on the termination panel on the rear of the enclosure. No internal wiring
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Main Electronic Board to Termination Panel Correlation Chart
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XRC main electronic board
J6-COMM1
J6-COMM2
J8-Digital I/O A
J8-Digital I/O B
J20-AuxPwr Output
J23-Analog Inputs
J18-TFIO Modules
`
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6990 rack mount
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controller boards.
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will be applicable to the XRC
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jumper/termination panel correlation.
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XRC 6990 termination panel
P6A
P6B
P8A
P8B
P20
P23
P18
36
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main electronic board(s). Any wiring
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6990, but wired to the