SG100KU
Installation Manual
48
z
RS485 cable should be shielded twisted-pair for good communication
（
RVVP-2*1.0 shielded twisted-pair cable is recommended
）
.
z
Shielding layer of RS485 cable should be single-point grounded in the site of
monitor terminal.
7.9
Close the Cable Entry/Exit Holes
After all the electrical connections, cable entry/exit holes must be closed to protect
interior against dirt, soiling and creatures (mouse or pest).
1. Slide the plates forward until the flexible sponges’ seals are pressed the cables.
2. Turn the screws in the back of the sliding plate clockwise to fix the sliding plates.
3. Seal the rest gaps with urethane foam.
