Prosense PQD-6434 Hydrogen Sulfide Gas Detector
Prosense PQD-6434 Hydrogen Sulfide Gas Detector
Product Description:
- A Hydrogen Sulfide (Hâ‚‚S) Gas Detector is a critical safety device designed to detect and monitor hazardous Hâ‚‚S gas concentrations in industrial, oil and gas, chemical, wastewater, and confined space environments.
- Hydrogen sulfide is a highly toxic, flammable, and corrosive gas, and early detection is essential to protect personnel, prevent accidents, and maintain regulatory compliance.
- This detector provides real-time, continuous monitoring with audible, visual, and digital alarms when Hâ‚‚S concentrations exceed safe levels. Equipped with high-sensitivity sensors, rapid response time, and robust construction, it ensures reliable performance even in harsh and corrosive industrial conditions.
- Many models feature portable, wearable, or fixed configurations, offering flexible deployment based on site requirements.
- The Prosense PQD-6434 Hydrogen Sulfide Gas Detector is a high-performance Hâ‚‚S gas detector designed to provide real-time monitoring and early warning of hydrogen sulfide exposure.
- Engineered for industrial safety, environmental protection, and occupational health, this gas detector delivers accurate, reliable, and fast detection of hazardous hydrogen sulfide levels in workplaces.
- With advanced sensor technology, the Prosense PQD-6434 ensures precise measurement of hydrogen sulfide (Hâ‚‚S) concentrations, allowing for immediate alerts via audible alarms, visual indicators, and digital displays. It is widely used in oil and gas plants, chemical industries, wastewater treatment facilities, refineries, and confined space operations where hydrogen sulfide is a potential risk.
Product Specification:
| Sensor Technology | Electrochemical |
| Output Signal | 4-20mA Analog and RS485 Modbus RTU |
| Sensor Warm-Up | 60sec |
| Response Time(T90) | <30sec |
| Accuracy | %±1 |
| Operating Temperature | -40°C ~ +70°C |
| Humidity | 0~ 100%RH Non-Condensing |
| Input | Min 10VDC – Max 32VDC – Nominal 24VDC |
| Display | 128×64 Graphic OLED, 5 LED indicator for detector status |
| Event Logging | Records alarm, fault and maintenance events up to 250 logs |
| Power Consumption | Max. 4W |
| Relay Outputs | 2 Alarms (Programmable) and 1 Fault (All relays are NO/NC adjustable) |
| IP Rating | IP65 / IP66 |
| Junction Box | Epoxy Painted Die-Cast Aluminum / 316 Stainless Steel |
| Sensor Head | 316L Stainless Steel |
| Dimensions/Weight | 196,96×145,99x112mm / 2100gr |
| ATEX Marking | II 2G Ex db IIC T6 Gb II 2G Ex mb db IIC T6 Gb I M2 Ex db I Mb |
| Hazardous Class | Zone 1 – Zone 2 – M2 |
| Certificates | ExVeritas 18 ATEX 0371X IECEx EXV 18.0021X FTZU 18 ATEX 0086 IEP12 ATEX 6118X SIL2 |
| Standards | IEC EN 60079-0 IEC EN 60079-1 IEC EN 60079-18 IEC EN 60079-29-1 |
