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Delta Strumenti S.r.l. a socio unico
21036 Gemonio (Italy)
Via Mattei 6
+0039 0332 604667
info@deltastrumenti.it

Precipitation sensor

with analogue intensity output

  • New developed unit for the economical regulation of precipitation intensities basing on the proven maintenance-free optical technology.

    Range of application:
  • Facility protection
  • Artificial irrigation / Irrigation control
  • Control of intensity and quantity of precipitation events
  • Flood control measuring / Flood protection
  • Aquaplaning protection

The precipitation sensor serves as measuring instrument for the determination of the instantaneous precipitation intensities (mm precipitation / min.). By integration of the precipitation intensities, the precipitation quantity can be calculated, as well. Control- and warning signals can be derived from the precipitation intensity. The measuring signal output is an intensity-dependent analogue current value. The whole measurement range is divided into 4 linear characteristic segments, which shows a tenth of the slope of the more sensitive segment. Thus, it is possible to represent an intensity range from approx. 0,001mm/min. (light drizzle) up to 10 mm/min. (extremely heavy rain) with reasonable resolution (quasi-logarithmic output).

 

Technical Data:
 
Measuring Value Precipitation intensity
Measuring range 0 - 0,01 mm / min >> 4,0 - 8,0mA
0,01 - 0,1 mm / min >> 8,0 - 12,0 mA
0,1 - 1,0 mm / min >> 12,0 - 16,0 mA
1,0 - 10 mm / min >> 16,0 - 20,0 mA
Output constant current, depending on measuring value, between 4,0mA and 20,0mA
Active sensor surface 25 cm²
Minimum drop size 0,2 mm
Operating voltage 24 V AC/DC ± 15 %
Operating current approx. 90 mA
Heating current max. 1A
Ambient temperature -25 ... +55°C
Protection IP 65 acc. to DIN 40050
EMC Reference number
IEC 61000-6-2: 2005

IEC 61000-6-3: 2006


IEC 61010-1: 2001
Specification
Electromagnetic compatibility
Immunity for industrial environment
Electromagnetic compatibility
Emission standard for residential, commercial and light industrial environments
Safety requirements for electrical equipment for measurement, control and laboratory use.
Part 1: General requirements
Weight 0,4 kg
Catalogo
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