Carbon Monoxide (CO) Gas Detector for wall mounting 4-20 mA / 0-10 Vdc

Carbon Monoxide (CO) Gas Detector COW 1351

The Carbon Monoxide (CO) Gas Detector COW 1351 is intended for Carbon Monoxide (CO) measurement of vehicle exhaust in parking structures
(e.g. underground parking garages).

Carbon Monoxide (CO) Gas Detector COW 1351 have replaceable
Electrochemical Cell (sensor).

Measuring ranges for Carbon Monoxide (CO) Gas Detector COW 1351 is
0-50 ppm, 0-100 ppm, 0-200 ppm or 0-300 ppm, selectable ranges with DIP switch.

Carbon Monoxide (CO) Gas Detector COW 1351 have two analog outputs
0-10 Vdc and 4-20 mA.

Response time for Carbon Monoxide (CO) Gas Detector COW 1351 is
1 sec, 5 sec, 30 sec or 60 sec, selectable with DIP switch.

Power supply for Carbon Monoxide (CO) Gas Detector COW 1351 is 24 Vac/dc.

Carbon Monoxide (CO) Gas Detector COW 1351 have IP ratings,
IP65 for enclosure and IP41 for sensor.

The accuracy for Carbon Monoxide (CO) Gas Detector COW 1351 is ±3 %.

t90 for Carbon Monoxide (CO) Gas Detector COW 1351 is < 45 sec.

Carbon Monoxide (CO) Gas Detector COW 1351 have 6 years expected
sensor life time.

Technical data

Electrical Power Supply 24 Vac (± %5), 50-60 Hz

15-35 Vdc

Power Consumption < 2.5 W

Outputs Current Output 4-20 mA, maximum 500 Ω

Voltage Output 0-10 Vdc, minimum 1.000 Ω

0-5 Vdc, minimum 1.000 Ω

Relay Output max. rating 1A @ 220 Vac

Accuracy CO ±3 %

Sensor Sensing Element Electrochemical

t90 < 45 sec.

Sensor life time > 6 years expected

Drift < 5% per year

Resolution 0.5 ppm

Repeatability +/-2%

Baseline < 5 ppm

Filter capacity > 20.000 ppm per hour

Media Air or non-aggressive gasses

Operating Temperature -20 to +50°C

Operating Humidity 15 to +90% % rH

Operating Pressure 800 to 1.200 mbar

CO ranges COW 13-types :

0-50 ppm, 0-100 ppm, 0-200 ppm or 0-300 ppm,

selectable ranges with DIP switch

COW 310-types:

0-100 ppm or 0-300 ppm, 0-500 ppm or 0-1000 ppm,

selectable ranges with DIP switch

Response time 1 sec, 5 sec, 30 sec or 60 sec,

selectable with DIP switch

Connections X1-X2 Terminals Pluggable screw terminal

X3 Terminals Fixed screw terminal

Cable maximum 1.5mm2

Cable Gland M16

Protection Enclosure IP65 or NEMA 4

Sensor IP41 or NEMA 3

Standards EMC Directive EN 61326-1

CE Conformity CE1701

Dimensions Enclosure 98.0 x 81.5 x 45.5 mm

Weight Packed 230 grams

Sensing

Coverage area 400 m2

Display For COW types supplied with display is LCD with visual area 25x40 mm