Lufft | Snow Depth Sensor | SHM 30 Get latest price

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Applications

• Weather service
• Traffic & aviation safety
• Road Surveillance
• Winter sport areas
• Water & energy related applications

Features & Benefits

• Opto-electronic measuring technique
• MTBF (meantime between failure) > 40.000h (duty cycle 30% 3 measurement / min)
• Very compact
• Efficient background light suppression
• Allows discrimination between snow and grass

Specifications

Dimensions (LxBxH) 302 mm × 130 mm × 234 mm

Weight approx.-  3.3 kg

Operating parameters 

Temperature range -40°C ... +50°C

Relative humidity 0% ... 100%

Heating activity < 0 °C (programmable)

Measuring parameter

Snow depth 0 ... 10 m

Distance to hard targets (1,2) 0.1 ... 30 m

Precision / reproducibility (2) ≤ 0.5 mm

Measuring accuracy (2,3,4) ± 1 mm

Measuring accuracy snow (4) ± 5 mm

Programmable measuring interval 1 s ... 600 s

Time to measure ≤ 10 s

Interfaces

Data interfaces RS232, analog output

Interface modes RS 232 analog 2,4 ... 38,4 kBaud, format 8N1 3 mA und 4 ... 20 mA

Operating modes Polling, automatic telegram

Client software Any terminal program

Electrical parameters

Power consumption 0,5...1W (without heating) <12w (with heating)...24w

Power supply 10...30VDC (without heating) 15...24VDC (with heating)???

Safety parameters

Laser classification Laser Class 2 (IEC825-1/EN 60825)

Environmental conditions ISO 10109-11

Protection class IP65

EMV EN 61326-1

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