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Troubleshooting
Problem
Can't power on
Fixed readings
Slow response
Error messages
Error text
E01
E02
E03
E07
E17
E31
Specifications
Model
Measuring range (CO
Measuring range
(Temperature)
Resolution
Accuracy (CO
)
2
Accuracy (Temperature)
Warm up time
Response time (CO2)
Tair
LCD size (H x W)
Operation condition
Storage condition
Power supply
Battery life
Meter size (L x W x H)
Weight
Standard package
Solution
Press SET for more than 0.3 seconds and try again. Check if
batteries are in good contact and correct polarity, or the
adaptor is well plugged.
Check if data hold function is activated (HOLD icon at the left
top of LCD)
Check If the air flow channels on the rear are blocked
Meaning
CO
sensor damaged
2
The value is under range
The value is over range
Too low voltage to measure CO
Replace batteries.
Retry CO
calibration
2
Temperature sensor damaged
77532
)
0 – 9999 ppm
2
(5001-9999 out of scale)
-10 to 60 ºC
14 to 140 ºF
1 ppm, 0,1 ºC/ºF
± 30 ppm ± 5%
(0-5000 ppm)
± 0.6 ºC / ± 0.9 ºF
30 seconds
< 30 seconds (90 % step change)
< 2 minutes (90% step change)
26 x 44 mm
0 – 50 ºC
0 – 95% RH (avoid condensation)
-20 – 50 ºC
0 – 95% RH (avoid condensation)
4 x AA batteries
>24 hours
205 x 70 x 56 mm
200 g
Meter, manual, AA batteries, hard carry case
.
2
8
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