Model：

OA-201

OA-301

OA-401

OA-502

OA-601

Measuring Range：

0-99.99 ppm

0-999.9ppm

0-9999 ppm

0-25%

0-100%

Sensor Type：

Zirconia Oxygen Sensor

Accuracy：

±2% Full Scale

Response Time：

Approximay 6 sec. for T95

Operating Flow Rate：

1 l/min

Operating Temperature:

0° to 45° C （32 - 113° F）

Operating Humidity:

0-90% Non?condensing

Operating Pressure

Standard Atmosphere

Max. Pressure Resistance

3 BarG （without Pump） or 0.5 BarG （with Pump）

Calibration@ 1 l/min：

Span/ Zero Gas （2 points）or 3 Points

Analog Output：

4-20mA or 20-4mA Selectable （0-10V/ 10-0V optional）

Alarm Contact：

1 Dry Contact, High/ Low Selectable

Warming Up：

200 sec. at Room Temperature （25℃）

Digital Interface

RS485 for Calibration/ Setting

Calibration/ Setting Software

Included with RS485 to USB Converter

Power：

90-250VAC

Power Consumption：

Maximum 0.5A