CE Certification APEM-5930G Ethernet Temperature, Humidity, Sulfur Dioxide & Nitrogen Dioxide Sensor Manufacturer, Supplier

Model:APEM-5930G-SO₂-NO₂

This product integrates temperature, humidity, dew point, SO₂, and NO₂ monitoring into a single unit, providing real-time and precise measurements. Designed with high sensitivity and rapid response, it is specifically intended for environmental quality assessment and industrial safety early-warning applications.

Product Description

📊 Comparison Table
Feature Dimension SO₂-NO₂-5-01 (Low-Range High-Precision Version) SO₂-NO₂-50-01 (Industrial Wide-Range Version)
Core Positioning Environmental Quality, Precision Areas, Early-Warning Monitoring Industrial Safety, Occupational Health Safety Protection
Range & Precision Low Range (0-5ppm), High Resolution (0.01ppm) Wide Range (0-50ppm), Applicable Resolution (0.1ppm)
Response Speed SO₂: <3s (T90<80s)
NO₂: <3s (T90<80s)
SO₂: <3s (T90<15s)
NO₂: <3s (T90<30s)
Key Selling Points High Sensitivity, Trend Monitoring, Environmental Compliance Rapid Alarm, Personnel Safety Protection, Industrial Compliance
Typical Users Property Managers, Environmental Agencies, Building Automation System Integrators Plant Safety Managers, Industrial Automation Integrators, EHS Departments
⚙️ Parameter SO₂-NO₂-5-01
Measurement Content Range Resolution Response Time
SO₂ 0-5ppm 0.01ppm <3s (T90<80s)
NO₂ 0-5ppm 0.01ppm <3s (T90<80s)
Temperature -25~80℃ ±0.2℃ (at 25℃) Real-time
Humidity 0~99.9%RH ±2%RH (at 25℃) Real-time
Specifications Table 2 (SO₂-NO₂-5-01)
Measurement Content SO₂, NO₂, Temperature, Humidity, Dew Point
Power Supply DC12~48V, POE power supply
Communication Protocol Modbus TCP, UDP, SNMP (V1, V2), MQTT
Communication Interface RJ45
Interface Options 2 channels DI input, 1 channel DO output, 1 channel RS485, 1 channel DC12V output
Alarm System Light, sound, email alarm, protocol alerts
Screen Display 3.5 inch TFT color screen
Data Storage 100,000 records
Installation Screw fixation, Magnetic
Dimensions 100*135*35mm
⚙️ Parameter SO₂-NO₂-50-01
Measurement Content Range Resolution Response Time
SO₂ 0-50ppm 0.1ppm <3s (T90<15s)
NO₂ 0-50ppm 0.1ppm <3s (T90<30s)
Temperature -25~80℃ ±0.2℃ (at 25℃) Real-time
Humidity 0~99.9%RH ±2%RH (at 25℃) Real-time
Specifications Table 2 (SO₂-NO₂-50-01)
Measurement Content SO₂, NO₂, Temperature, Humidity, Dew Point
Power Supply DC12~48V, POE power supply
Communication Protocol Modbus TCP, UDP, SNMP (V1, V2), MQTT
Communication Interface RJ45
Interface Options 2 channels DI input, 1 channel DO output, 1 channel RS485, 1 channel DC12V output
Alarm System Light, sound, email alarm, protocol alerts
Screen Display 3.5 inch TFT color screen
Data Storage 100,000 records
Installation Screw fixation, Magnetic
Dimensions 100*135*35mm
🎥 Product Video
📐 Product Dimensions
Product Dimensions
🖼️ Product Display
Ethernet-All-in-one-Sensor-1
Ethernet-All-in-one-Sensor-2
Ethernet-All-in-one-Sensor-3
Ethernet-All-in-one-Sensor-4
Ethernet-All-in-one-Sensor-5
Ethernet-All-in-one-Sensor-6
Power-over-Ethernet-Temperarue-and-Humidity-Web-Sensor-7
Power-over-Ethernet-Temperarue-and-Humidity-Web-Sensor-8
📋 Gas Module Selection Table
Gas Module Channel Gas Types Formula Range Resolution Response Time
SMELL-TVOC-200-01 S0 Odorous Gases SMELL 0-200ppm 0.1ppm < 3s (T90 < 15s)
S1 Volatile Organic Compounds TVOC 0-200ppm 0.1ppm < 3s (T90 < 15s)
NH₃-H₂S-100-10-01 S0 Ammonia NH₃ 0-100ppm 0.1ppm < 3s
S1 Hydrogen Sulfide H₂S 0-10ppm 0.01ppm < 3s (T90 < 30s)
SMELL-H₂S-200-100-01 S0 Odorous Gases SMELL 0-200ppm 0.1ppm < 3s (T90 < 30s)
S1 Hydrogen Sulfide H₂S 0-100ppm 0.1ppm < 3s (T90 < 30s)
NH₃-H₂S-100-01 S0 Ammonia NH₃ 0-100ppm 0.1ppm < 3s
S1 Hydrogen Sulfide H₂S 0-100ppm 0.1ppm < 3s (T90 < 30s)
ETO-O₂-100-25%-01 S0 Ethylene Oxide C₂H₄O 0-100ppm 0.1ppm < 3s (T90 < 30s)
S1 Oxygen O₂ 0-25%vol 0.01%vol < 3s (T90 < 30s)
ETO-O₂-10-25%-01 S0 Ethylene Oxide C₂H₄O 0-10ppm 0.01ppm < 3s (T90 < 80s)
S1 Oxygen O₂ 0-25%vol 0.01%vol < 3s (T90 < 30s)
PH₃-20-2000-01 S0 Phosphine PH₃ 0-20ppm 0.1ppm < 3s (T90 < 30s)
S1 Phosphine PH₃ 0-2000ppm 1ppm < 3s (T90 < 30s)
H₂-CO-4%-1000-01 S0 Hydrogen H₂ 0-4%vol 0.01%vol < 3s (T90 < 30s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm < 3s (T90 < 30s)
H₂-CO-1000-01 S0 Hydrogen H₂ 0-1000ppm 1ppm < 3s (T90 < 30s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm < 3s (T90 < 30s)
O₂-CO-25%-1000-01 S0 Oxygen O₂ 0-25%vol 0.01%vol < 3s (T90 < 30s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm < 3s (T90 < 30s)
O₂-H₂S-25%-100-01 S0 Oxygen O₂ 0-25%vol 0.01%vol < 3s (T90 < 30s)
S1 Hydrogen Sulfide H₂S 0-100ppm 0.1ppm < 3s (T90 < 30s)
O₂-CO-25%-10000-01 S0 Oxygen O₂ 0-25%vol 0.01%vol < 3s (T90 < 30s)
S1 Carbon Monoxide CO 0-10000ppm 1ppm < 3s (T90 < 30s)
H₂S-CO-100-1000-01 S0 Hydrogen Sulfide H₂S 0-100ppm 0.1ppm < 3s (T90 < 30s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm < 3s (T90 < 30s)
TVOC-CO-200-1000-01 S0 Volatile Organic Compounds TVOC 0-200ppm 0.1ppm < 3s (T90 < 15s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm < 3s (T90 < 30s)
O₃-CO-5-10-01 S0 Ozone O₃ 0-5ppm 0.01ppm < 3s (T90 < 80s)
S1 Carbon Monoxide CO 0-10ppm 0.01ppm < 3s (T90 < 80s)
NO₂-CO-100-1000-01 S0 Nitrogen Dioxide NO₂ 0-100ppm 0.1ppm < 3s (T90 < 30s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm < 3s (T90 < 30s)
SMELL-NH₃-5-10-01 S0 Odorous Gases SMELL 0-5ppm 0.01ppm < 3s (T90 < 30s)
S1 Ammonia NH₃ 0-10ppm 0.01ppm < 3s
TVOC-HCHO-10-5-01 S0 Volatile Organic Compounds TVOC 0-10ppm 0.01ppm <3s (T90<15s)
S1 Formaldehyde HCHO 0-5ppm 0.01ppm <3s (T90<80s)
TVOC-CO-10-1000-01 S0 Volatile Organic Compounds TVOC 0-10ppm 0.01ppm <3s (T90<15s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm <3s (T90<30s)
TVOC-O₃-10-5-01 S0 Volatile Organic Compounds TVOC 0-10ppm 0.01ppm <3s (T90<15s)
S1 Ozone O₃ 0-5ppm 0.01ppm <3s (T90<80s)
TVOC-CO-10-01 S0 Volatile Organic Compounds TVOC 0-10ppm 0.01ppm <3s (T90<15s)
S1 Carbon Monoxide CO 0-10ppm 0.01ppm <3s (T90<30s)
TVOC-H₂S-10-100-01 S0 Volatile Organic Compounds TVOC 0-10ppm 0.01ppm <3s (T90<15s)
S1 Hydrogen Sulfide H₂S 0-100ppm 0.1ppm <3s (T90<30s)
SO₂-NO₂-5-01 S0 Sulfur Dioxide SO₂ 0-5ppm 0.01ppm <3s (T90<80s)
S1 Nitrogen Dioxide NO₂ 0-5ppm 0.01ppm <3s (T90<80s)
O₃-HCHO-5-01 S0 Ozone O₃ 0-5ppm 0.01ppm <3s (T90<80s)
S1 Formaldehyde HCHO 0-5ppm 0.01ppm <3s (T90<80s)
TVOC-CO-100-01 S0 Volatile Organic Compounds TVOC 0-100ppm 0.1ppm <3s (T90<15s)
S1 Carbon Monoxide CO 0-100ppm 0.1ppm <3s (T90<30s)
O₃-HCHO-100-50-01 S0 Ozone O₃ 0-100ppm 0.1ppm <3s (T90<80s)
S1 Formaldehyde HCHO 0-50ppm 0.1ppm <3s (T90<80s)
SO₂-NO₂-50-01 S0 Sulfur Dioxide SO₂ 0-50ppm 0.1ppm <3s (T90<15s)
S1 Nitrogen Dioxide NO₂ 0-50ppm 0.1ppm <3s (T90<30s)
SMELL-NH₃-5-100-01 S0 Odorous Gases SMELL 0-5ppm 0.01ppm <3s (T90<30s)
S1 Ammonia NH₃ 0-100ppm 0.1ppm <3s
SMELL-TVOC-5-10-01 S0 Odorous Gases SMELL 0-5ppm 0.01ppm <3s (T90<30s)
S1 Volatile Organic Compounds TVOC 0-10ppm 0.01ppm <3s (T90<15s)
NH₃-H₂S-10-5-01 S0 Ammonia NH₃ 0-10ppm 0.01ppm <3s
S1 Hydrogen Sulfide H₂S 0-5ppm 0.01ppm <3s (T90<30s)
PH₃-O₂-20-25%-01 S0 Phosphine PH₃ 0-20ppm 0.1ppm <3s (T90<30s)
S1 Oxygen O₂ 0-25%vol 0.01%vol <3s (T90<30s)
IAQ-CO-10-1000-01 S0 Air Quality IAQ 0-10ppm 0.01ppm <3s (T90<15s)
S1 Carbon Monoxide CO 0-1000ppm 0.1ppm <3s (T90<30s)
IAQ-HCHO-10-5-01 S0 Air Quality IAQ 0-10ppm 0.01ppm <3s (T90<15s)
S1 Formaldehyde HCHO 0-5ppm 0.01ppm <3s (T90<80s)
IAQ-O₃-10-5-01 S0 Air Quality IAQ 0-10ppm 0.01ppm <3s (T90<15s)
S1 Ozone O₃ 0-5ppm 0.01ppm <3s (T90<80s)
📂 Document Downloads
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5930G Ethernet Temperature, Humidity, Sulfur Dioxide & Nitrogen Dioxide Sensor Datasheet
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Frequently Asked Questions (FAQ)
1. What is the key difference between the SO₂-NO₂-5-01 and SO₂-NO₂-50-01 sensor versions?
The SO₂-NO₂-5-01 is a low-range (0-5ppm), high-resolution (0.01ppm) version built for high-precision environmental quality monitoring and early-warning detection. The SO₂-NO₂-50-01 is a wide-range (0-50ppm) version designed for occupational health safety and industrial compliance settings where faster alarm response times are required.
2. Which communication protocols and interfaces does the sensor support?
These sensors support Modbus TCP, UDP, SNMP (V1, V2), and MQTT communication protocols. Connection is established via a standard RJ45 network interface, which supports POE (Power over Ethernet) power supply alongside standard DC12~48V input.
3. What parameters can the sensor measure simultaneously?
The sensor is an all-in-one web transmitter that measures Sulfur Dioxide (SO₂), Nitrogen Dioxide (NO₂), Ambient Temperature (-25 to 80°C), Relative Humidity (0 to 99.9% RH), and Dew Point.
4. How are alarm alerts triggered and handled by the sensor?
The sensor features local light and sound indicators for real-time alerts. It can also configure automatic email warnings and interface protocol-based alarm transmissions to remote monitoring systems.
5. What mounting and display features does the device include?
The device features a local 3.5-inch TFT color screen for real-time reading checks. It supports dual installation methods: magnetic mounting for metallic surfaces and screw fixation for wall-mount installations. It also includes built-in storage for up to 100,000 data logs.
6. Can this sensor module be swapped with other gas types?
Yes, as shown in the selection table, we offer compatible multi-channel module combinations for TVOC, Odorous Gases, H₂S, NH₃, ETO, O₂, PH₃, H₂, CO, O₃, and HCHO, allowing configuration flexibility based on application needs.

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