Extech RE300 ExStik ORP Meter Review

For over a month this ORP meter has worked like a champ. " when turned on again. After disassembling, I found moisture in the compartment where the module is plugged into the flash drive. Blow it out, let it dry for several hours and put the device back into self-test mode. Today the The device could didn't do a self test and after calling FLIR a technician walked me through a "soft reset" which didn't fix the problem I was then put through to CSR who asked for my bill and said a new unit would

We use portable testers to check the calibration results of production equipment. I have a full set of these Extech sticks and they work fine. Calibration is usually performed against a standard. Provides a quick and convenient way to randomly check ORP in different locations. Very durable. The instructions are translated from Chinese, but it's quite easy to use. I recommend this rod series. Please note I have many Extech rods for various measurements, I'm in industrial water supply, I've…

RE300 purchased from TEDep. and a device with a dry probe was shipped. The device provided inconsistent and unreliable readings. Tadep. refused to take it back (was 45 days after purchase) so they brushed me off with the claim "no return policy" and referred me to the manufacturer to replace it. even more unreliable than the one it replaced. The interchangeable block provides readings everywhere with multiple selections of the same solution. If the sensor is left in the sample, it will read 0…