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#cpcsupport #8020agang #8020a #8020m #8020 #tsi #m41pats #openaeros #fittest #fittesting
Cover map (c)1995 TSI Incorporated. Used with permission. Cause I can, apparently.
A Wanted Non-PortaCount TSI Fit Tester: The 8587A
Sidenote: If you're still on Discord, make sure you opt out of mandatory arbitration ASAP! And maybe consider joining Matrix where they don't have a skeleton in a closet?...
OC A Rare PortaCount Accessory: The TSI 8120
If you've been thoroughly reading /m/CPCSupport, you might be aware of the most common accessory for the 8020A, the N95-Companion, which was integrated into later models of the PortaCount. But did you know there's another, more obscure accessory for the PortaCount?...
WANTED: Air Techniques International PMLT / TDA-99M, Photometer-Based Fit Tester
This is perhaps the rarest aerosol based quantitative fit tester out there. We'd appreciate getting any leads on Craigslist or something....
OC The 'Service' Message, and Tips on how to Avoid Recalibration
A.k.a. the PortaCount's 'check engine' light...
Photo post test to /m/random on Fedia.io
Buying Tips
There are three avenues to getting a PortaCount: eBay, or, if you're in the US, government auctions and Craig's List....
What is a "Fit Factor"? Plus: TIL, APF
I realized I hadn't properly discussed the definition of a "fit factor" in the last post, but since this is (IMO) important, basic mask information everyone needs to know, and since it is a prerequisite for understanding fit test exercises, I'm going to discuss it in a separate post without added jargon and confusion....
Quantitative and _Qualitative_ Fit Test Timings and Guidance
This one's a long one. I hope I've caught most mistakes and inconsistencies, but I didn't really plan this out, since I didn't expect it to be this long, so for the sake of correctness, I implore you to look up more established documentation, like... the PortaCount manual....
OC PortaCount PSA: Protect Your Pump, Check *ALL* Your Filters
Now that we know how to clean the internal lenses, we should be done, right? Our particle counts are up, there's nothing else to worry about except lasers and circuit boards failing? Not so fast....
Microblog Section / Fediverse Q+A ( fedia.io )
Click the link again to access the microblog section....
8026 Particle Generator Salt Shenanigans...
The over-engineered ultrasonic dehumidifier that TSI calls the 8026 Particle Generator was originally designed for the PortaCount 8020A, so you didn't have to have open flame candle, if you were, I don't know, paranoid about the flammability of reagent isopropanol (or some other substance in the room) and didn't trust yourself...
Cleaning a Low-Counting PortaCount
Does your PortaCount take ages to get above 1000 particles/cc? Is it constantly giving out "Low Particle" warnings?...
How to Post Comments in a Thread / CPC Q+A
The previous post's instructions you may have seen here has been simplified! Follow the steps below:...