EXCEL 500/600 - INSTALLATION INSTRUCTIONS 
 5 EN1R-1047GE51 R0913 
MOUNTING 
Control Unit Installation 
The Excel 500 and 600 controllers have the same housing 
and can be installed two different ways: 
—  Installation inside a control panel (see page 7). 
—  Installation through a control panel door (see page 9). 
 
 
Fig. 1. Excel 500/600 panel door mounting 
The XCL5010 can be mounted only on a DIN rail; control 
panel door installation is not possible. 
 
 
Fig. 2. XCL5010 DIN rail mounting 
 
Excel 500/600 Housing Layout (not XCL5010) 
A controller comprises from one to a max. of five housings. 
The housings may be fitted alongside one another or, one 
above the other. Any combination is possible. 
 
 
Fig. 3. Up to five housings can be connected together 
When housings are alongside one another, provide for a min. 
spacing of 1.5 in. (35 mm) to enable the hinged cover to be 
opened. The max. spacing between housings is limited by 
tailor-made internal bus cables (see Fig. 3. 
 
Excel 500/600 Internal Bus Wiring (not 
XCL5010) 
Each housing has four plug-in module locations. The 
individual modules are connected by an internal bus in the 
housing. 
Configurations comprising more than one housing must have 
the individual busses in the housings connected to one 
another. 
 
 
Fig. 4. Excel 500/600 bus wiring 
The connection is made via tailor-made ribbon cables. Two 
different types are available: 
—  Type XW568 3 in. (80 mm) long (for housings alongside 
one another) 
—  Type XW569 13 in. (330 mm) long (for housings one 
above the other)