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VH400 - Low-Cost Soil Moisture Sensors Quick view

Reference: VH400-2M

Brand: VEGETRONIX

VH400 - Low-Cost Soil Moisture Sensors

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VH400 Soil Moisture Sensor Probe Specifications Power consumption: < 13mA Supply Voltage: 3.5V to 20 VDC. Dimensions See drawing. Power on to Output stable: 400 ms Output Impedance: 10K ohms Operational Temperature: -40ºC to 85ºC Accuracy at 25°C: 2% Output: 0 to 3V related to moisture content Shell Color: Red Voltage Output Curves: Curves, Piecewise...
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M&J UA-002-64 HOBO Pendant Temperature/Light 64K Data Logger Quick view

Reference: UA-002-64

Brand: ONSET

UA-002-64 HOBO Pendant Temperature/Light 64K Data Logger

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A miniature, value-priced, waterproof data logger for temperature and light monitoring applications; stores 52K measurements.  IMPORTANT INFORMATION Requires HOBOware software and either an Optic USB Base Station or a HOBO Waterproof Shuttle (U-DTW-1). HOBOware Pro is required when using the HOBO Waterproof Shuttle. See compatible items below.
Price €100.00
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BH-4AS Portable Multi-gas Detector
  • BH-4AS Portable Multi-gas Detector
  • BH-4AS Portable Multi-gas Detector
  • BH-4AS Portable Multi-gas Detector
  • BH-4AS Portable Multi-gas Detector
  • BH-4AS Portable Multi-gas Detector

BH-4AS Portable Multi-gas Detector

BH-4AS

BH-4AS Portable Multi-gas Detector

BH-4AS portable multi-gas detector could detect combustible gas, O2 and other two types toxic gases continuously and simultaneously. It is widely used in the area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry, so as to protect the workers' life and avoid damage on the relevant equipments.

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Description

Introduction

Detecting gas:

Combustible gas, H2S, CO, O2

*Natural diffusion sampling method and high-sensitivity sensor, with high sensitivity and repeatability.

*32-bit built-in MCU, high reliability and self-adaptation ability.

*Full functions, easy operation.

*CSTN colorful LCD, more intuitionistic, abundant and clear indication.

*Compact design, easy carrying.

*High strength engineering plastics and compound anti-slippery rubber; high strength, water-proof, dust-proof and explosion-proof.

*500pcs data records, can be contact with computer via software. Can print the data records, can store data records, can make the data analysis.



  • Accuracy: ≦±5% F.S.
  • Response Time: ≦30s
  • Indication: LCD displays real-time and system status;LED, audio and vibration alert for gas leakage, fault and low voltage.
  • O2 /H2S / CO: plug-in electrochemical sensor
  • Combustible gas (LEL): plug-in catalytic combustion sensor
  • Alarm Type: low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm
  • Working environment: -20℃～50℃, ＜95%RH (no dew)
  • Power Source: DC3.7V Li-on battery, 1800mAh
  • Charging time: 6h~8h
  • Working time: ≧8h continuously (without alarming)
  • Resolution: 0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX)
  • Self-checking Function: Self-checking Battery power, display, sensor, hardware failure
  • Gas Sensor Life: 2 years
  • Explosion-proof grade: Ex ib llC T4 Gb
  • Protection Grade: IP65
  • Weight: Appr. 400g (with battery)
  • Dimensions: 130mm×67mm×30mm(L × W × H)

Model Range Resolution L-alarm H-alarm
CO 0-1000ppm 1ppm 50ppm 150ppm
O2 0-30%vol 0.1%vol 19.5%vol 23.5%vol
H2 0-1000ppm 1ppm 50ppm 150ppm
H2S 0-100ppm 0.1ppm 10ppm 20ppm
CH4 0-5%vol 0.01%vol 1%vol 2.5%vol
C2H4O 0-100ppm 1ppm 10ppm 20ppm
EX 0-100%LEL 1%lel/1%vol 20%LEL 50%LEL
HC 0-2%vol 0.01%vol 0 0
C2H6O 0-100ppm 1ppm 10ppm 20ppm
NH3 0-100ppm 1ppm 10ppm 20ppm
CL2 0-50ppm 0.1ppm 5ppm 10ppm
O3 0-20ppm 0.1ppm 5ppm 10ppm
SO2 0-20ppm 0.1 5ppm 10ppm
PH3 0-20ppm 0.1ppm 5ppm 10ppm
CO2 0-5%vol 0.01%vol 1%vol 2%vol
NO 0-250ppm 1ppm 50ppm 150ppm
NO2 0-20ppm 0.1ppm 5ppm 10ppm
HCN 0-50ppm 0.1ppm 5ppm 10ppm
HCL 0-50ppm 0.1ppm 5ppm 10ppm
HF 0-10ppm 0.1ppm 3ppm 5ppm
C7H8/C8H10 0-100ppm 1ppm 10ppm 20ppm
Product Details
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