Wireless Sensor Hydrogen Sulfide (H2S) Gash is a safety sensor tracks the presence of H2S gas, which is toxic and flammable.
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This safety sensor tracks the presence of H2S gas, which is toxic and flammable. Use to safeguard workers in oil/gas production, wastewater treatment, utilities & other hazardous areas.
| ALTA Commercial AA Wireless Hydrogen Sulfide (H2S) Sensor | |
|---|---|
| Supply Voltage | 2.0 – 3.8 VDC (2 x AA 1.5V Batteries or Optional Power Supply) * |
| Current Consumption | 0.7 µA (sleep mode) |
| 2 mA (radio idle/off mode) 2 mA (measurement mode) 25 mA (radio RX mode) | |
| 35 mA (radio TX mode) | |
| Accuracy | +/- 0.3 ppm + 2% of current reading |
| Operating Temperature Range (Board Circuitry and Batteries) | -18°C to 55°C (0°F to 130°F) using alkaline |
| -40°C to 60°C (-40°F to 140°F) using lithium ** | |
| Optimal Battery Temperature Range (AA) | +10°C to +50°C ( 50°F to +122°F ) |
| Operating Pressure Range | ± 0.2 atm (recommended) |
| Operating Humidity Range | 15 to 85% RH |
| Measuring Range | 0-50 PPM |
| Maximum Overload | 50 PPM |
| Measuring Principle | Electrochemical reaction of H2S. |
| Resolution | ± 0.1 PPM |
| Response Time (t-90) | < 40 seconds typical at 20°C |
| Stabilization Time | < 120 seconds |
| Long Term Drift – Zero | Zero Signal ≤ ± 2 PPM / month |
| Long Term Drift – Span | Output Signal ≤ ± 2% of reading per month |
| Maximum Zero Shift | < 1 ppm equivalent (-20°C to +40°C) |
| Weight | 115 g |
| Wireless Range | 1,200+ ft. non-line-of-sight |
| Certifications | 900 MHz product; FCC ID: ZTL- RFSC1 and IC: 9794A- RFSC1. 920 MHz product; ARIB STD-T108 R210-103733. 868 and 433 MHz product tested and found to comply with: CISPR 22:2008-09 / EN 55022:2010 – Class B and ETSI EN 300 220-2 V2.4.1 (2012-05). |
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