GNL-120-1/-3 Online Oxygen Transmitter
-
Uses advanced digital processing technology with strong anti-interference capability, delivering high measurement accuracy, good stability, and long sensor service life.
-
Supports a wide measurement range, from ppm-level to %-level concentrations.
-
Communication function: supports RS485 or RS232 communication.
-
Provides isolated 4–20 mA / analog signal output.
Principle: 3D Ion Flow
Measuring Range:
GNL-120-1: 0~25.00% O2
GNL-120-3: 0~100/1000ppm/1%/25.00% O2
Accuracy:
0.01~99.9ppm O2: ±10ppm
100~999.9ppm O2: ±3%FS
1000~9999ppm O2: ±3%FS
1.00%~25.00% O2: ±3% of measured value
Repeatability:
0.01~99.9ppm O2: ±5ppm
100~999.9ppm O2: ±1.5%FS
1000~9999ppm O2: ±1.5%FS
1.00%~25.00% O2: ±1.5% of measured value
Stability:
0.01~99.9ppm O2: ±5ppm/7d
100~999.9ppm O2: ±1.5%FS/7d
1000~9999ppm O2: ±1.5%FS/7d
1.00%~25.00% O2: ±1.5% of measured value/7d
Response Time: T90<60s (After full preheating)
Power Supply: DC 24V, 1A
Consumption: <20VA
Ambient Temperature: -10~+50°C;
Ambient Humidity: <80%RH
Sample Gas Pressure: Atmospheric Conditions±10%
