The Long Marker is a higher depth flat analog marker option with an increased reading range of up to 2.5m. The markers have high reliability of marker localization and identification, high resistance of against climatic and soil condition, simple installation, 50years life time of markers without any maintenance.
Operating frequency (kHz) | 83.0, 101.4, 121.6, 134.0, 145.7, 169.8 |
Outer housing material | High Density PS |
Dimensions | Diameter x Height 225 x 28 mm |
Weight | Max. 300 g |
Identification number ID | NO |
Marker read range | 1,8 m (5,9ft) |
Operating temperature | -20 oC to +60 oC |
Lifetime | 50 years |
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