National Instruments Compact FieldPoint cFP-1808 Quick Start Manual page 3

(1.6 mm) wire with a ring lug. Use the 5/16 in. panhead screw shipped with the
backplane to secure the ring lug to the PE ground terminal.
Caution
clearance:
• Allow at least 51 mm (2 in.) all around the cFP-1808 for air
circulation.
• Allow 38 mm (1.5 in.) below and 51 mm (2 in.) above the I/O
modules.
127 mm
(5.00 in.)
cFP-1808 Quick Start Guide
Keep in mind these requirements for space and cabling
441 mm
(17.36 in.)
2 ni.com