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AirWatch Sensor Specifications

Gas

0-2000 ppm

Resolution

Response T

90

CO

0-2000 ppm

1 ppm

< 30s

CO LR

0-200 ppm

20 ppb

< 20s

CO HR

0-10000 ppm

5 ppm

< 50s

CO comp. H

2

0-2000 ppm

1 ppm

< 30s

H

2

S

0-100 ppm

0.1 ppm

< 30s

H

2

S HR

0-2000 ppm

1 ppm

< 25s

SO

2

0-50 ppm

0.1 ppm

< 35s

NH

3

0-100 ppm

0.1 ppm

< 80s

HCN

0-100 ppm

0.1 ppm

< 70s

PH

3

0-10 ppm / 0-2000 ppm

0.01 ppm

< 60s

CL

2

0-50 ppm

0.01 ppm

< 60s

NO

2

0-20 ppm

0.01 ppm

< 50s

NO

0-250 ppm

0.2 ppm

< 45s

LEL-Cat

0-100%

1%

<10s for CH4

LEL-NDIR

0-100%

1%

<10/30s CH4

CO

2

-NDIR-LR

0-10000 ppm

10 ppm

<30s

CO

2

-NDIR

0-5%

0.01%

<30s

CO

2

-NDIR HR

0-100%

0.1%

<30s

O2

0-25%

0.01%

<15s

PH

3

-HR*

0- 2000ppm

1ppm

Response unknown

SO

2

-LR

0-50ppm

0.01ppm

<30s

THT

0-50mg3

0.3mg3

<60s

PID

0-20ppm

0.01ppm

<5s

PID

0-1000ppm

0.2 ppm

<3s

PID

0-10000ppm

2ppm

<3s

H

2

*

0-2000ppm

1 ppm

<35s

ETO*

0-100ppm

1ppm

<300s

Check AirWatch sensor specification for detailed sensor information.
*For PH

3

 HR , H

2

 , ETO , please contact for availability.

Summary of Contents for AirWatch MK1.2

Page 1: ...6 LCD display 7 On Off and contact A with use of magnetic key 8 SN 9 Alarm reset and contact B with use of magnetic key 10 Gas Inlet 11 Modbus 12 Cable gland Precut 13 7 Pins DC Power in Relay out 14...

Page 2: ...rWatch MUST NOT be used in a potentially explosive atmosphere Check whether the AirWatch has a calibration sticker showing when it needs to be checked and recalibra ted We recommend having it checked...

Page 3: ...0s CL2 0 50 ppm 0 01 ppm 60s NO2 0 20 ppm 0 01 ppm 50s NO 0 250 ppm 0 2 ppm 45s LEL Cat 0 100 1 10s for CH4 LEL NDIR 0 100 1 10 30s CH4 CO2 NDIR LR 0 10000 ppm 10 ppm 30s CO2 NDIR 0 5 0 01 30s CO2 NDI...

Page 4: ...lly Starting takes a maximum of 180 seconds and will stop earlier if the sensors are warm 2 Then you will get the message Fresh air calibrati on When you are sure that you are in a safe en vironment a...

Page 5: ...and activate alarm reset The AirWatch is ready to use AirWatch v256 1 SN WG50110001320 Calibration finished OK OK OK OK AirWatch 176s LEL CO H2S OXY AirWatch 176s Warming up Calibrating 90s left 00 0...

Page 6: ...Enter code 4321 use contact A and contact B to navigate 3 Select and press the confirmation button on off Alarm When a dangerous concentration of gas is detected by the AirWatch it will break a poten...

Page 7: ...ntinuously and the green LED is flashing This Alarm reset is achieved by holding the magnetic key against the right side contact B of the AirWatch The green LED will come on and the attached machine c...

Page 8: ...Red LED is on continuously and green LED is flashing The AirWatch can be reset with the alarm reset button Green LED The AirWatch is in measurement mode...

Page 9: ...ou can ad just it for example if there s a new longer shorter tube connected To adjust flow fault upper and lower settings follow the procedure below entering the manual menu V 1 3 01 03 21 WatchGas K...

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