*Parameters Measured:
Road surface temperature
Water film (Height up to 4 mm)
Freezing temperature (for different de-icing materials (NaCl, MgCl, CaCl))
Road condition (dry/damp/wet/ice or snow/moist with salt/wet with salt)
Friction
Ice Percentage
Depth (2 additional depth sensors)
Accuracy:
Road surface temperature: ±0.2 °F (-4 - +68 °F), else ±0.4 °F
Freezing point: ±1 °F (32 - +27.5 °F), else ±20 % of average value (at de-icing agent NaCI)
Water film height: 0.2 mm - 3 mm: better than ±30 %
Cable Connection:
Open wires 0.5 mm²
Cable Length:
164 ft (50 m)
Communication:
SDI-12, RS485-UMB
Connector (text):
Cable 0.5 mm²
Cooling Sensor:
N.A.
Detectable road conditions:
Dry/moist/wet/moist with salt/wet with salt/ice
Dimensions:
Ø 4.72441 in, H 1.97 in (Ø 120 mm, H 50 mm)
Height above Absolute Altitude:
9843 ft (3000 m)
Interface:
RS485
Baud rate: 2400 - 38400 bit/s (Standard: 19200) or SDI-12
IP Rating:
IP68
Material Enclosures:
Salt , UV resistant modified PTFE
Measurement distance:
in-situ
Measurement technology:
Ice percentage: Conductivity measurement
Water film: Radar measurement
Road surface temperature: NTC
Measuring Range:
Road surface temperature: -40 - +176 °F
Freezing point: -40 - +32 °F
Water film height: 0 - 0.16 in
Friction (Grip) [slippery-dry]: 0 - 1
Ice Percentage: 0 - 100 %
Number of Depth Sensors:
2
Number of Depth Temperature Sensors:
2
Number of Related Temperature Sensors:
2
Operating Humidity:
0 - 100 % RH
Operating Temperature Range:
-40 - +176 °F
Parameters Measured:
Road surface temperature
Water film: Height up to 4 mm
Freezing temperature: for different de-icing materials (NaCl, MgCl, CaCl)
Road condition: dry/damp/wet/ice or snow/moist with salt/wet with salt
Friction
Ice Percentage
Depth: 2 additional depth sensors
Power Supply:
9 - 14 VDC, nominal 12 V
Product highlights:
Two part housing design allows easy maintenance/re-calibration
Low energy consumption allows solar operation
Radar principle to measure water film
Resolution:
Road surface temperature: 32.18 °F (0.1 °C)
Freezing point: 32.18 °F (0.1 °C)
Water film height: 0.0004 in (0.01 mm)
Road dampness:
Unit: dry/damp/wet/damp with salt/wet with salt
Slippery road conditions:
Unit: no ice/snow, snow, ice
Standard storage temperature:
-40 - +158 °F (in packaging)
Weight:
Approx. 1.8 lb (800 g) without cable and without external temperature probe