UNC500 Hardware Manual V1.3
RBH Access Technologies Inc.
Page
32
of
32
C a b l e S p e c i f i c a t i o n
PC To Controller (Ethernet):
CAT5 communications cable
PC To Controller (RS485):
Twisted pair, shielded, stranded 18 to 22 AWG
Maximum Cable Length
4000 feet (
1200 meters
)
UNC-NET:
Twisted pair, shielded, stranded 20 to 22 AWG
Maximum Ring Section Cable Length
2500 feet (
750 meters
)
Maximum Total Ring Cable Length
10000 feet (
3000 meters
)
D-NET:
1 twisted pair, shielded, 20 to 22 AWG
Maximum Ring Section Cable Length
3000 feet (
900 meters
)
Maximum Ring Length
15000 feet (
4600 meters
)
RC-2 to Reader:
20 to 22 AWG, 6 or 8-conductor, stranded, shielded (
not twisted
)
Maximum Cable Length
20 to 22 AWG Cable 500 feet (
150 meters
)
Input Port Circuit Loop:
2-conductor, 20 to 22 AWG
Maximum Cable Length
1000 feet (
300 meters
)
*** For ULC-S319-05 III compliance, all wiring into the chassis mount panel’s cabinet must enter
through metal conduit. Also be sure to mount the panel in a protected area.
*** For ULC-S319-05 III compliance, the rack mount panel’s housing must have external tamper
switch to detect the housing’s removal from the rack. Also be sure to mount rack in a protected
area.
