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สายตรวจจับความร้อนแบบเส้นตรง FyreLine Digital PVC LHD Cable
| Construction | Overall insulated, twisted pair of tri-metallic cores |
| Insulation | 1kV tested protective outer coat |
| Approvals | CE Marked, UL Listed |
| Maximum Zone Length | 3,000m (10,000ft) |
| Overall Diameter | 3.60mm ± 0.12mm (0.142” ± 0.005”) |
| Minimum bend radius | 50mm (2”) |
| Max Voltage Rating | 30Vac, 42Vdc |
| Resistance | ~100Ω/km (29Ω/kft) per leg |
| Velocity of Propagation | ~55% |
| Capacitance | 88 – 150 pF/m (26 – 45 pF/ft) |
| Inductance | 540 – 1050 nH/m (165 – 320 nH/ft) |
