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รายละเอียดสินค้า:
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| ช่วงการวัด: | 0 ~ 1000ppm | เวลาตอบสนอง (T90): | ≤ 25 วินาที |
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| ความผิดพลาดเชิงเส้น: | ≤± 2% เอฟเอส | แรงดันไฟฟ้า: | 3.3~6VDC |
| เน้น: | NDIR sulfur hexafluoride gas sensor,SF6 gas sensor 0-1000PPM,YJJ G7L gas sensor with warranty |
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Product Description:
YJJ G7L SF6 0-1000PPM Non Dispersive Infrared (NDIR) Sulfur Hexafluoride Gas Sensor
Features:
G7L SF6 gas sensor is a sulfur hexafluoride gas sensor based on non dispersive infrared (NDIR) technology, designed specifically for SF6 monitoring in power equipment such as GIS. It features high precision, anti-interference, and long lifespan.
Core parameters
Gas detection: Sulfur hexafluoride (SF6)
Measurement range: 0~1000ppm (expandable to 2000ppm/3000ppm)
Response time (T90): ≤ 25 seconds
Linear error: ≤± 2% FS
Working principle: Non dispersive infrared (NDIR), dual wavelength technology, temperature compensation
Anti interference ability: not affected by gases such as H2O, alcohol, CO2, etc
Electrical Characteristics
Supply voltage: 3.3~6VDC
Drive current: average 45mA, maximum 180mA
Power consumption: average 0.23W
Output signal:
Analog output: 0.4~2V
Digital output: Modbus RTU (1200bps)
physical properties
Shell material: High temperature resistant and corrosion-resistant stainless steel
Volume: Standard 7-series structure, compact and easy to integrate
Service life: Long life (NDIR technology can reach 10 years)
Additional features
Communication protocol: Supports Modbus RTU
Pin definitions: V+/V - (power supply), Tx/Rx (serial port), OUTPUT (analog output)
Preheating time: 1 minute
Application scenarios
Suitable for SF6 leakage monitoring, purity analysis, and online monitoring systems in power equipment, which can be integrated into GIS controllers or IoT platforms.
Specifications:
| Drive current | average 45mA |
| maximum | 180mA |
| Power consumption | 0.23W |
| Analog output | 0.4~2V |
ผู้ติดต่อ: Miss. Xu
โทร: 86+13352990255
Thai
