Product specifications

66 • 12BReference XX134-08-01 Rev 209 SurveyorVFT Camera Dome System
Twisted-Pair Cable
CAUTION: Careful selection of the proper cable is essential to obtain the best performance from this
equipment. Vicon assumes no responsibility for poor performance when cables other than
those recommended are installed.
Materials
se a pure copper strandedU conductor with or without a tin plating to obtain a low DC resistance. Do not use cable with
l or an aluminum stranded conductor because these do not transfer signals effectively for long distances. The
applications. Single twisted pair is also a suitable cable.
n cable type by referring to the characteristics and maximum distances listed below. The maximum
Table
Re l e Types
c on
or NVT models, where video is transmitted er is required. Vicon offers three
receivers to provide video transmission ov
NVT Receiver Wire Gauge
(AWG)
Type Dis
either a stee
preferred insulation and cable jacket is Polyvinyl chloride (PVC). It has better electrical characteristics than polyethylene
and resists flames, sunlight and most solvents, but is more vulnerable to moisture.
Cable Types
The most commonly used cable types are dual individually-shielded, twisted pair in a single jacket. This configuration is
the most convenient for RS-422/ RS485
Choose a Belde
distance for the most reliable digital control refers to the distance between the CPU/Keypad and the Camera Dome
Assembly. The characteristics of the cables in Table 6 should be used as a guideline when cables other than Belden are
used. Materials and construction must follow the guidelines above.
c all -Shie dommended Individu y ed, Twisted-Pair Cabl
UTP Conne ti
F over twisted-pair cable, a UTP receiv
er a range of distances.
Category tance
ft (m)
V212-NVT 24-16 or be 52, 3, 4, 5 tter 00 (152)
V213-NVT 24-16 or be 102, 3, 4, 5 tter 00 (304)
V652R-NVT 24-16 2, 3, 4, 5 or better 3000 (915)*
*Video signals traveling in opposite directions may co-exist in the same wire bundle up to 2000 ft (600 m) if Cat-5 wire is used.
Table
Operating Distances for UTP Installations
1.5-inch Pipe Designation
The standard “1.5-inch pipe” referred to in this manual has actual dimensions of:
Outside diameter: 1.9 inches (48.3 mm).
Inside diameter: 1.61 inches (40.9 mm).
Wall thickness: 0.145 inches (3.37 mm) minimum (ANSI “standard” grade thickness).
CABLE WIRE SIZE
TYPE
(
AWG
)
INSULATION
MATERIAL
JACKET
MATERIAL
DISTANCE ft (m)
max.
NUMBER OF
TWISTED PAIRS
Belden 9406
22 0 (1500)
2
940
20
87
22 Po e
81
24 C
97
24 C
91
22 lene¹ 00)
PVC PVC 500
Belden 2
PVC
n
PVC
C
5000 (1500)
2
Belden
n
23
lypropyle PV 8000 (2400)
2
Belde 62
Datalene¹
lene¹
PV 15000 (4600)
0)
2
Belden 29
Data PV 15000 (460
6
2
Belden 82
Data PVC 25000 (7
1
¹
Datalene is a Re
g
istered mark of n. Belden ITrade Belde nc. htt
p
://www.belden.com/
(
800
)
235-3361