Features

Measurement range from 0~500ppb to 0~20ppm, selectable.

High efficiency hydrocarbon remover and special optical design, strong anti-interference ability.

Timed dark current compensation, high stability.

With self-check function of light intensity attenuation.

Adaptive signal filtering technology optimizes response time.

Large capacity memory, store historical data automatically.

Application

Applied to atmospheric monitoring.

Specifications

Measuring range: 0~500ppb, 0~20,000ppb (adjustable).

Unit: ppb, ppm, ug/m3, mg/m3

Zero noise:<0.2ppb（RMS）

Limit of detection: 0.4ppb

Zero drift:<1ppb/24h

Span drift:<5ppb/24h

Response time:<120s (T90)

Linearity:<1%/F.S.

Repeatability:<1%.

Sampling flow range: 800SCCM±10%.

Ambient temperature: 5℃~40℃.

Dimension: 178mmx430mmx635mm.

Weight:<15kg.

Power: 200V~240V, 50/60Hz, 400W.

Analog output: 10V, 5V, 1V, 0.1V (selectable).

Communication: RS232, RS485.