AZ7787 CO2 detector carbon dioxide detectortemperature humidity Air quality alarm tester leak | Инструменты

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AZ7787:

Features:
Sweden imported high-precision NDIR CO2(CO) sensing elements, measurement range, the reaction time is short.
Monitor indoor air quality (IAQ) and HVAC system performance the best choice.
Indoor Air Quality Grading (Good, Normal, Poor)
Measuring temperature, humidity, carbon dioxide.
After the plug can be used without special adjustment.
Large screen display carbon dioxide / temperature / humidity / Time / Date
An alarm sounds and alarm display, CO alarm values can be set
The user can correct their own
Automatic operation and display max / min
Relay output, external external systems (7788)
Record CO2Maximum and minimum

Specifications:

Model	7787	7788(Spot)
Carbon dioxide	0 ~ 9999 ppm	0 ~ 9999 ppm
Temperature	-10 ~ 60 (14 ~ 140 )	-10 ~ 60 (14 ~ 140 )
Humidity	0.0 ~ 99.9% RH	0.0 ~ 99.9% RH
Resolution	1ppm, 0.1 , 0.1% RH	1ppm, 0.1 , 0.1% RH
Accuracy	Carbon dioxide: ± 50ppm or ± 5%, temperature: ± 0.6 / ± 0.9 ,Humidity:± 5% RH	Carbon dioxide: ± 50ppm or ± 5%, temperature: ± 0.6 / ± 0.9 ,Humidity:± 3% RH
Relay output	No	Have
Reaction time	CO2: <2 sec temperature: <2 seconds, humidity: <10 seconds
Quality Grading	Good(<700PPM, users can set their own),Normal(700PPM ~ 1000PPM, users can set their own),Poor(Greater thanNormal)
Environment	Storage temperature: -20?60 Storage Humidity:? 0 99% relative humidity (water vapor can not condense) The operable temperature range: 0?50 Operable range of humidity:? 0 to 95% relative humidity (water vapor can not condense)
Instrument Size	128 x 80mm (diameter * Depth)
Package	Host, brochures, voltage converter

Please Note:We have in stock all the timeWe send the package by " AliExpress Standard Shipping" , All packages have tracking numberAll products have 1 year guaranteeBatteries not included,  Except some product use lithium battery.All product  include retail pack. if not have the retail box  , maybe the box is too hight , SO If you are reseller,pleasecontact with us.We are not responsible for any custom duty or import tax.about shippingShipping around the world. (Except for some countries and APO / FPO)2. Process the order in time after payment verification.We only ship to the confirmed order address. Your order address must match your shipping address.4. The displayed image is not an actual item and is for reference only.5. Service transit time provided by the carrier, excluding weekends and holidays. The traffic time may vary, especiallyduring the holiday season.6. If you do not receive the shipment within 30 days of payment, please contact us. We will track the goods and reply toyou as soon as possible. Our goal is customer satisfaction!7. Due to the stock status and time difference, we will choose to ship from our first available warehouse for quickdelivery.return or refund1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possessionmore than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS!Shipping cost is bear by both seller and buyer in half.2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specificreason for the return, and your po#.3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with allcomponents and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may chooseto have a replacement.4.  We will bear all the shipping cost if the product(s) is (are) not as advertised.about feedback :We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We requestthat you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address yourconcerns.It is impossible to address issues if we do not know about them!