
INSTALLATION SD39RIO-1
January 2001
2-34
Setting OK Loop jumpers W1 to W3 must precede the installation of modules. An empty Remote I/O Rack
has all the jumpers installed (default) by the factory. As shown in Figure 2-24, a jumper is to be removed if a
module is to occupy the next higher slot.
Figure 2-24 OK Loop Jumpers on Backplane
2.6 Rack Address Switch Setting
Addressing within an APACS+ or QUADLOG system requires that each rack be assigned a unique rack
address. The Rack Address thumbwheel switch (SW1), located on the upper right side of the Remote I/O
Rack’s backplane (Figure 2-25), is used to assign an address (1 to 16) to the rack. The address is used for
software identification of I/O modules during system operation. The Rack Address switch is to be set in
conjunction with the Slot Address switch described in section 2.7.
The Rack Address switch must be set when the Remote I/O Rack is off-line and powered-down. Only during
a module’s power-up sequence will it scan for and accept the Remote I/O Rack’s address setting.
Summary of Contents for QUADLOG
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Page 16: ...INSTALLATION SD39RIO 1 January 2001 2 4 Figure 2 2 Remote I O Rack Dimensions ...
Page 29: ...SD39RIO 1 INSTALLATION January 2001 2 17 Figure 2 11 W2072 Cable End Preparation ...
Page 34: ...INSTALLATION SD39RIO 1 January 2001 2 22 Figure 2 14 W2040 Cable End Preparation ...
Page 39: ...SD39RIO 1 INSTALLATION January 2001 2 27 Figure 2 17 Belden 8627 Cable End Preparation ...
Page 54: ...INSTALLATION SD39RIO 1 January 2001 2 42 Figure 2 31 Rack and I O Module Keying ...
Page 64: ...SPECIFICATIONS SD39RIO 1 January 2001 6 4 ...
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