Monnit ALTA Wireless Hydrogen Sulfide H2S Gas Sensor, AA Battery Powered, 900MHZ

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

Monnit MNS2-9-W2-GS-H2S Features

1,200+ foot range

12+ year battery life

80+ wireless sensors

Bank-level AES security

Up in 15 easy setup

Global ready (900, 920, 868 & 433 MHz)

H2S Sensor Specifications

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)

RH Operating Range: 15 to 85% RH

Measuring Range: 0-50 PPM

Variation Specifications

Accuracy: +/- 0.3 ppm + 2% of current reading

Weight: 3.6 oz. (102 g)

ALTA AA Specifications

Battery Type: 2 Replaceable AA 1.5 V Batteries

Dimension: 4.375 in x 2.470 in x 1.12 in

Supply Voltage: 2.0 – 3.8 V (2 x AA 1.5V Batteries or Optional Power Supply)

Battery Life: At 1 hour heartbeat setting, AA batteries will last up to 10 years.**

Max Operating Temperature Using AA Alkaline: -18°C to 55°C (0°F to 130°F)

Max Operating Temperature Using AA Lithium: -40°C to 60°C (-40°F to 140°F)

Optimal Battery Operating Temperature: +10°C to +50°C (+50°F to +122°F)

Enclosure Material: ABS

ALTA 900 MHz Specifications

Operating Frequency: 900 MHz Operating Frequency

Certifications: Complies with Part 15 of the FCC Rules. (FCC ID: ZTL-G2SC1)Complies with Industry Canada standards. (IC: 9794A-G2SC1)

Device Range: Device Range Up to 1,200 ft. non-line-of-sight, wireless device range*

Security: Encrypt-RF® (Diffie-Hellman Key Exchange + AES-128 CBC)