Chapter 1: Introduction
4 Alarmline II Digital Linear Heat Sensor Cable Technical Manual
number Description Comments
18 Alarmline II Digital Sensor Cable – 218°C
(424°F) Silicone
Chemical/UV protection, exterior
applications
18SS Alarmline II Digital Sensor Cable – 218°C
(424°F) Stainless steel over Silicone
Chemical/UV and mechanical
protection
Additional coated cables are available for special applications:
• Polypropylene outer coating: Provides increased chemical protection within
caustic environments.
• Stainless steel outer braid: Provides increased mechanical protection.
For further information regarding the specialist coatings, contact your local sales
representative.
Regulatory information
UL/ULC listings
The sensor cables listed below have been tested and approved by UL and ULC
to UTHV Heat actuated devices for special application and UQGS Heat-
automatic fire detectors.
UL and ULC listed, file number S35630. Categories UTHV, UTHV7, UQGS, and
UQGS7: "Heat activated devices for Special applications”.
Table 2: UL/ULC listings
Alarm temperature Outer coating Spacing
68°C (155°F) PVC Maximum spacing 10.6 m (35 ft.)
between sensor cable runs for
general area coverage
68°C (155°F) Nylon Maximum spacing 4.5 m (15 ft.)
between sensor cable runs for
general area coverage
88°C (191°F) PVC Maximum spacing 10.6 m (35 ft.)
between sensor cable runs for
general area coverage
88°C (191°F) Nylon Maximum spacing 4.5 m (15 ft.)
between sensor cable runs for
general area coverage
105°C (221°F) PVC Maximum spacing 10.6 m (35 ft.)
between sensor cable runs for
general area coverage
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