Carbon Monoxide (CO) Gas Detector, 4 - 20mA

Gas type

Carbon Monoxide

Detector element

Electrochemical

Power supply

16 - 29Vdc, reverse-polarity protected

Power consumption

50 mA, max. (1.7 VA for 24 V)

Analog output signal

Proportional, overload and shortcircuit proof, load 500 Ohm
4- 20 mA = measuring range
3.2 <4 mA = underrange
>20- 21.6 mA = overrange
2.5 mA = special mode
2 mA = fault Low
>21.8 mA = fault High
< 1 mA = watchdog

Sensor coverage

400 m² garage application

Measuring range

0 - 300 ppm

Accuracy

+3 ppm

Resolution

< + 0.5% sig.

Repeatability

5

t90 Time

50 sec.

Zero-point variation

+4 ppm

Drift (zero)

<4 % signal/month

Drift (Gain)

<4 % signal/month

Temperature range

-15^oC to +50^oC

Humidity range, non-condensing

10-95% r.H.

Sensor life time

> 72 months

Relative gas density

0.97 (Air = 1)

Mounting height

1.5 - 1.8 m

Calibration interval¹

12 months

Sensor type

0

Pressure range

Atmospheric + 20 %

Storage temperature

5 ^oC to 30 ^oC (41 ^oF to 86 ^oF)

Storage time

6 months

Housing type for integration of the sensor unit

Polycarbonate UL 94 V2

Enclosure colour

RAL 7032 (light grey)

Dimensions (W x H x D)

94 x 130 x 57 mm (3.7 x 5.1 x 2.2 in.)

Weight

Ca. 0.2 kg

Packaging volume

Ca. 4.5 l

Protection class

IP 65

Mounting

Wall mounting

Pre-embossed entries for cable / sensor unit

6 x M20/M25

Enclosure M25

Polycarbonate UL 94 V2

Enclosure colour

RAL 7032 (light grey)