Shanghai Chang Ai Technology & Development Co.,Ltd.

Sensor: Electrochemical

Measuring Range: 0~10/100/1000/1%/25.00% O2

Linear Error: 

• 0.01~9.99ppm O2: ±5%FS

• 10.0~99.9ppm O2: ±3%FS

• 100~1000ppm O2: ±2%FS

Repeatability:

• 0.01~9.99ppm O2: ±2.5%FS

• 10.0~99.9ppm O2: ±1.5%FS

• 100~1000ppm O2: ±1%FS

Stability:

• 0.01~9.99ppm O2: ±2.5%FS/7d

• 10.0~99.9ppm O2: ±1.5%FS/7d

• 100~1000ppm O2: ±1%FS/7d

Response time:  T₉₀<60s(25°C)

Power Supply: AC 100~240V, 50/60Hz

Communication: RS485 (standard)/RS232 (optional)

Ambient Temperature: 0~+45°C

Ambient Humidity: <80%RH

Switching Signal: 1 group, 4-20mA/0-20mA/0-1V/0-5V/0-10V/1-5V, can set the mode freely, Load: <500Ω

Principle: Ion Flow

Measuring Range: 0~25.00% O₂

Linear Error:

• 0.01~99.9ppm ±10ppm
• 100~999.9ppm ±3%FS
• 1000~9999ppm ±3%FS
• 1.00~25.00%  ±3%  of measured value

Repeatability:

• 0.01~99.9ppm ±5ppm
• 100~999.9ppm ±1.5%FS
• 1000~9999ppm ±1.5%FS
• 1.00~25.00%  ±1.5%  of measured value

Stability:

• 0.01~99.9ppm ±5ppm/7d
• 100~999.9ppm ±1.5%FS/7d
• 1000~9999ppm ±1.5%FS/7d
• 1.00~25.00%  ±1.5% /7d of measured value

Response Time: T₉₀<60s (after full preheating)

Background Gas: N2, He, Ar and other inert gases, excluding Si, Pb, and Hydrocarbons

Principle: Ultra-thin Alumina Capacitive

Measuring Range:

• -60°C~+20°C (basic)
• -80°C~+20°C (standard)
• -100°C~+20°C (extension)

Linear Error: 

• ±3°C (-80°C~-60°C）
• ±2°C (-60°C~+20°C）

Repeatability: ±0.5°C

Zero Drift: ±1%FS/7d

Range Drift: ±1%FS/7d

Response Time: 63%[90%] range at +20°C and 1 bar

• -60°C~+20°Ctd 5s[10s]
• +20°C~-60°Ctd 45s[10min]

Power Supply: AC 100~240v, 50/60Hz

Consumption: <20VA

Connection Port: DB-15 Female

Ambient Temperature: 0~+45°C

Ambient Humidity: <80%RH

Sample Gas Pressure: Atmospheric Condition ±10% (Gas outlet should be atmospheric conditions)

Principle: Thermal Mass

Measuring Range: 0(0.1)~250Nm/s

Accuracy: ±(1.5% RD + 0.3%FS) [1% RD Accuracy optional]

Sampling Rate: >20 sample points per second

Medium: Compressed Air, Nitrogen, Oxygen, Carbon Dioxide and other Non-condensable gases

Reference Conditions: 20°C, 1 bar(a) - ISO1217 (editable)

Analog Signal (standard): 4-20mA (isolated)/pulse output (total)

Digital Output (standard): Modbus RTU (RS485)

Wireless Output: Bluetooth connection (standard), Lora (optional)

Connector: 2×5pin M12, female

Working Pressure: FT211: 0~6.3MPa (<1.6MPa needs to be equipped with high pressure installation shelf)

Power: DC 18~30V/5W@DC24V

Detector Type

Thermal Conductivity Detector (TCD)

• Detection Object: ppm-% impurities in gas
• Detection Limit: 10ppm
• Carrier Gas Type: N₂/Ar/He
• Carrier Gas Flow: 100ml/min

Hydrogen Flame Ionization Detector (FID)

• Detection Object: ppm-% hydrocarbon impurities in gas
• Detection Limit: 0.03ppm
• Carrier Gas Type: N₂/Ar
• Carrier Gas Flow: 100ml/min

Pulse Discharge Ammonic Ionization Detector (PDHID)

• Detection Object: ppb level trace impurities in high purity gas
• Detection Limit: 5ppb
• Carrier Gas Type: He
• Carrier Gas Flow: 150ml/min

Plasma Detector (PED)

• Detection Object: ppb level trace impurities in high purity gas
• Detection Limit: 0.5ppb
• Carrier Gas Type: N₂/Ar/He/CO₂
• Carrier Gas Flow: 150ml/min

Gas Path Control

Sample Gas Flow: Positive Pressure: 50ml/min or negative pressure sampling

Sample Gas pressure: -0.1MPa ~ 0.1MPa

Sample Gas Interface: 1/4

Carrier Gas Pressure: 5 ~ 30 PSIG

Flow Control: Electronic Monitoring

Electrical Appliance

Power Supply: AC220V, 50/60Hz

Consumption: 400W

Communication Interface: RS232/485, TCP

Protocol: Modbus-RTU, Modbus-TCP, 4-20mA

Shape

Dimension: Standard 5U Rack-mount Chassis

Temperature Control Parameters

Temperature Control Area: 8 ways

Temperature Control Range: Above room temperature 4°C ~ 450°C, increment: 1°C, Accuracy: ±0.01°C

Program Heating Steps: 20 steps