Page 21
User Guide
LSP Ex System for Zone 22
Linescanner Head
3 Services
3.1 Electrical connections: Cable requirements
The connection between the Hotspot IR Ex Head and Landscan Processor is via a
12-way cable.
Warning
Cables must be installed such that they are protected from mechanical
damage and strain.
Four pre-wired cable assemblies are available from LAND:
LAND Part Nº
Length
Sheath material Ambient limit
Overall diameter
031-402
15m / 49ft
PVC
80°C / 176°F
11mm / 0.43in
031-794
15m / 49ft
Teflon
200°C / 392°F
6.8mm / 0.27in
802406
50m / 164ft
PVC
80°C / 176°F
11mm / 0.43in
Note
There are limits to the cable length that each processor is able to operate
with the LSP head.
The table below summarises these limits.
Cable Function
LSC_C
LSC_B
POWER
15m / 49ft
150m / 491ft
DATA 031-794
300m / 984ft
(Fast temperature, Scan Valid, IATS, Emissivity)
If the installation requires the distance between the LSP Head and the LSC
Processor to be greater than that indicated in the above table, a local 24Vdc
power supply must be used.
Land recommends the use of the following Power Supply:
•
Terminal box with power (Land Part Nº 802662)