General Tools DCO1001 User Manual

INTRODUCTION
Features
CO LEVELS & THEIR EFFECT
Adjustable CO warning level
• Dual digital display
• Low battery
• Auto power off function
• Wrist strap.
PPM Symbols and applicable standard.
0-1 Maximum
9 Maximum
Maximum allowable concentration per ASHRAE Resi­dential standards 62-1989 for living area.
25 Maximum
fornia OSHA workplace standards.
35 Maximum
workplace standards.
50 Maximum
any 8 hrs average level per OSHA standards.
100 Remove
centration exceeds 100ppm per OSHA exposure limit.
200 Mild
hrs.
400 Frontal
concentrations in ue gas the US EPA and AGA
standards.
800 Dizziness,
1600
Nausea w/i 20 min., death w/i 2-3 hrs.
background levels indoor air quality level:
limit 8 hrs of continuous exposure per Cali-
8 hrs average exposure level per US OSHA
concentration for continuous exposure in
employees from enclosed space if the CO con-
headache, fatigue, nausea and dizziness w/i 2-3
headache, life threatening after 3 hrs. Maximum
nausea, convulsions, death w/I 2-3 hrs.
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SPECIFICATIONS
1. CO range: 0~999PPM
2. Resolution: 1 ppm.
3. Accuracy: +/- 20% at 0~100 ppm +/- 15% at 100~500 ppm (at 20 +/- 5°C, 50 +/- 20%RH)
4. Battery: 3AAA alkaline. Battery life is 250 hours when the backlight is off and 35 hrs
when the backlight is on.
ACCESSORIES INCLUDED
(3) AAA alkaline batteries, Operation manual, Wrist Strap & Carrying pouch
WARRANTY
The meter is warranted to be free from defects in material and workmanship for a period of one year from the date of purchase. This warranty covers normal operation and does not cover battery, misuse, abuse, alteration, neglect, improper maintenance, or damage resulting from leak­ing batteries. Proof of purchase is required for warranty repairs. Warranty is void if the meter has been opened.
RETURN AUTHORIZATION
Authorization must be obtained from the supplier before re-
turning items for any reason. When requiring a RGA, RMA
(return authorization), please include data regarding the defective reason, the meters are to be returned along with
good packing and insured against possible damage or loss.
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