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Model | SSN-20 | SSN-21 | SSN-22 | SSN-23E | |
Relative Humidity | Measurement range | 0~100%RH | 0~100%RH | 0~100%RH | 0~100%RH |
Accuracy(Typ.) | ±3%RH | ±2%RH | ±3%RH | ±2%RH, | |
Resolution | 0.1%RH typically | 0.1%RH typically | 0.1%RH typically | 0.1%RH typically | |
Long Term Drift | <0.5%RH per year | <0.5%RH per year | <0.5%RH per year | <0.5%RH per year | |
Temperature | Measurement range | -35~80 ºC(-31~176 ºF) | -35~80 ºC(-31~176 ºF) | -35~80 ºC(-31~176 ºF) | -35~80ºC(-31~176ºF) |
Accuracy(Typ.) | ±0.3ºC(±0.5 ºF) | ±0.3ºC(±0.5 ºF) | ±0.3ºC(±0.5 ºF) | ±0.3ºC(±0.5 ºF) | |
Resolution | 0.1ºC / 0.2 º F | 0.1ºC / 0.2 º F | 0.1ºC / 0.2 º F | 0.1ºC / 0.2 ºF | |
Long Term Drift | Negligible | Negligible | Negligible | Negligible | |
LCD | ---- | ---- | √ | √ | |
Number of Channels | Double Channels (One for humidity and the other for temperature) User can enable/disable any channels when setup via DGraphTM |
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Memory Capacity | 64KBytes(Total 32,000 readings for all channels) | ||||
Save file formats | txt, xsl, csv, bmp, jpg | ||||
Sample Rate | Can be selected from 10 seconds to 12 hours | ||||
Start Method | Immediately, Start by button, and Start at date&time | ||||
Stop Method | Stop when memory full, overwrite when memory full, stop by button and stop until the specified number of sample points finished | ||||
Sample Mode | Instant(default), average, maximum and minimum This will decide how to dispose of data at the idle time between a sample interval |
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Button | Software config to start logging by button, or clear and reset LED alarm when LED alarm is hold | ||||
LED | Red&green LED: Logger Status indication(Include Delay to Start, Logging, Alarm, Finished) (Sofware can disable this two LED for saving power) Yellow LED: Low battery indication |
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Alarm | User programmable high or low alarm limit for each channel(If necessary) LED alarm and hold |
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Communication | Direct USB connection Need to install the driver provided on CD |
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PC Software | DGraphTM software and USB driver required (Included on CD) (Compatible with Windows XP, Windows Vista, Windows 7&8(32 bit & 64bit Versions)) Use this software to set up, download, view graph and analyze data |
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Power Supply | User-replaceable 1/2AA 3.6V Lithium Battery 1200mAh NOTE: USB interface can supply power directly if necessary |
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Battery Life | Approx. 2 Years @ 1 Minute Sample Rate Approx. 4 Years @ 10 Minute Sample Rate Approx. 8 Years without any sample task NOTE: It also depends on ambient temperatures and using of LEDs |
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Operating Range | 0 to 100%RH -35 to 80 ºC(-31 to 176 ºF) | ||||
Storage Range | Recommended: 20 to 60%RH 10 to 50 ºC(50 to 122 ºF) | ||||
Case Material | ABS, TPU, PC | ||||
Mounting | Mounting bracket (Optional) or locking the eyelet | ||||
Standard Compliance | IP66 | ||||
Dimensions | 123mm*37mm*23mm(4.8"*1.5"*0.9") | ||||
Weight | Approx. 90 grams(3.19 oz) |
After-sales Service
1. All goods will be inspected and tested before shipment.
2. Customer satisfaction is the most important thing to us. If you have any problems or questions, pls contact us by Trademanager or email. We will respond to you within 24 hours.
What Can I Do For You
1.Quality & Service At YUWEN, our 1st priority has always been providing our clients with great quality
products and superior customer service.
2. Quick lead time We're dedicated to providing the quickest turnaround times and work very hard to ensure
that all of your deadlines are met.
3. Unbeatable Prices We continuously strive to find ways of reducing our production costs, and passing the savings over to you!
4. Brand Awareness The goal of any strong brand is to achieve a level of awareness that instills the idea of
quality and value into all of your potential customers.
5. Special Offers In order to maintain our competitive edge, we are constantly running special offers on our
products including Thermometer and Pedometer etc. Contact our sales team to see how we can help you save
a lot of money.
Why Choose Us
1.Low MOQ: It can meet your business very well.
2.OEM Accepted: We can produce based on your design.
3.Good Service: We treat clients as friend.
4.Good Quality: We have a strict quality control system.Good reputation in the market.
5.Fast & Cheap Delivery: We have a discount from forwarder (Long Contract).
We Are Together
YUWEN is willing to work and develop together with worldwide agents and distributors.
Always, on the road; Work together, change the world.
Suppliers with verified business licenses