Detection mode

Dual channel non-dispersive infrared (NDIR)

Dimensions

See specific sensor model (gas and range type)

Source drive frequency

1 ~ 2Hz

Data Refresh Rate

5 ~ 10 seconds

Response time (t 90)

15 ~ 40s @20°C ambient and @1l/min

Preheating time

<30s @20°C operational

<30 minutes @20°C (full spec)

Working conditions

Linear compensation for temperature 0°C ~ 50°C

Humidity 0-95% RH (non-condensing) without compensation

Pressure 800-1150hPa without compensation

pressure dependence

+1.5% reading per kPa deviation from normal pressure of 100kPa

Analog output

4-20mA, 0-5V

Analog Input

2 available for third-party devices

Digital I/O

4 OUT: Open collector, ground referred, protected

4 IN: 0-5 V protected up ~ 24Vdc

Pipe connection

For tube with diameter ø4/ø2.5mm

Interface connection

UART (TTL level), baud rate: 9600 (default) - 19200 - 38400

Power

9-24V DC, reverse protected

Power supply compensation

Power supply compensation

Power supply compensation

max 90mA @ 9VDC, excluding pump power absorption

Storage temperature

-40°C to 85°C

MTBF

> 5 years

Model

Volume (length * width * height)

NG2-A-1, NG2-A-2, NG2-A-4, NG2-A-6, NG2-A-7, NG2-A-8,

NG2-A-9, NG2-A-11I, NG2-C-2, NG2-C-3I, NG2-C-4, NG2-D-2

56mm x 48mm x 38mm

NG2-B-1, NG2-B-3, NG2-B-4, NG2-B-5, NG2-C-1, NG2-C-6, NG2-D-1, NG2-F-1, NG2-F-3

306mm x 48mm x 43mm

NG2-A-3

56mm x 48mm x 43mm