Surface state information - MD30

MD30 Product Description Reference Guide

Document code
M212339EN
Revision
F
Language
English
Product
MD30
Content type
Product description
Document type
Technical description
User guide

MD30 reports the following surface state information.

Table 1. Surface states
Value Surface state Layer thickness threshold
0 Error
1 Dry Water/Ice/Snow: < 0.015 mm (0.00059 in)
2 Moist Water: 0.015 ... 0.045 mm (0.00059 ... 0.00177 in)
3 Wet Water: > 0.045  mm (0.00177 in)
4 - 5
6 Snowy Snow: > 0.030 mm (0.00118 in)
7 Icy Ice: > 0.015 mm (0.00059 in)
8
9 Slushy Moist/wet + ice/snow
10 - 12

MD30 reports the following surface state information according to EN 15518.

EN 15518 refers to the European Standard EN 15518-3:2011 Winter maintenance equipment - Road weather information systems - Part 3: Requirements on measured values of stationary equipments.
Table 2. EN 15118 surface states
Value Surface state Layer thickness threshold
0 Error
1 Dry Water: < 0.01 mm (0.00039 in)
2 Moist Water: 0.01 ... <0.20 mm (0.00039 ... 0.00787 in)
3 Wet Water: 0.20 ... 2.00 mm (0.00787 ... 0.0787 in)
4 - 9
10 Streaming water Water: > 2.0 mm (0.00787 in)
11 Slippery 1 Ice/snow/slush: > 0.01 mm (0.00039 in)
1 Icy and slushy are reported as slippery in EN 15518.