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IM 11Y01B01-01E-A 6th Edition :Feb 13, 2013-00
<4. ANALYZER COMPONENTS>
4.7 Analyzer Connections
Launch – Detect Interconnect
The two units are connected to each other via a four, twisted pair cable suitable for tray installation outdoors.
Pluggable terminals strips are provided at both units to enable field termination of the cable. The cable pairs are
individually shielded as well as an overall shield.
The cable specifications are as below.
Item
Specification
Number fo Pairs
4, individually shielded
Total Number of Conductors
9 (includes 1 comm.)
AWG
18 (0.75 mm
2
)
Conductors
7 x 26 stranding, Bare Copper
Inner Shield
Aluminum Foil-Polyester tape, 100% coverage with 20
AWG tinned copper wire drain
Insulation
F-R PVC – Flame Retarding Polyvinyl Chloride
Outer Shield
Aluminum Foil-Polyester tape, 100% coverage with 18
AWG tinned copper wire drain
Outer Jacket
F-R PVC – Flame Retarding Polyvinyl Chloride Wall
thickness 0.053” (1.35 mm) Typical 0.47” (12 mm)
outside diameter
Operating temperature
-22 to 221ºF (-30 to +105ºC)
Min. Bend Radius
5” (127 mm)
Applicable Standards
NEC/(UL) PLTC, ITC, CMG
Flame Test
UL1581, FT4, IEEE 1202 & ICEA T-29-520
Suitability
Indoor, Outdoor, Burial and Sunlight Resistant
Power Limited Tray Rated Cable
Nom. Conductor DC resistance @ 20˚C
5.86 Ohms/1000 ft (305 m)
Nom. Outer Shield DC resistance @ 20˚C
4.75 Ohms/1000 ft (305 m)
Max. Operating Voltage - UL
300 V RMS
Conductor Identification
Numbered pairs, black & white conductors
Typical Manufacturer & Part No.
Belden Type 1475 A
The maximum cable length should not exceed 150 ft (46 m).
Please ensure that the Launch to Detect cable is properly terminated and that all grounding and shielding
details are correct per installation drawings-Espically important for CE/A TEX
installations.
