Catalog: AES Mastercatalog | |
| by ysi® water quality dissolved oxygen meters pressure and salinity compensated the ... and are low-stirring dependent nine-volt battery life is typically 450 hours ... indicator warns when battery level is low detachable probe and cable ... separately below one-year warranty on meter six-month warranty on probe ydo200 ... q do i need an expensive oxygen meter a maybe not it depends on your ... frequency of use your need for reliability and the importance of ... accuracy if you are taking readings for government monitoring regulatory ... to use one of the more expensive oxygen meters if you are doing backyard aquaponics or ... your pond or lake one of the low-cost meters will do fine they are quite accurate ... have a long shelf life and avoid d.o meter probe maintenance however if you need ... or in hard to reach locations a d.o meter with a suitable length probe cable ... | |
| hrs of continuous monitoring on one 9-volt battery not included two-point ... exstik® conductivity/tds/salinity meter this meter has one high-accuracy ... and temperature plus upon power-up meter does a self-calibration check to ensure ... value data hold auto shut-off and low battery indication the internal memory stores ... up to 15 labeled readings for recall temperature range 32149ºf 065º ... sold separately one-year warranty on meter six months on sensor ec400 exstik® ... meter 80 ec405 spare conductivity cell 40 ... not interchangeable with other exstik® meters range resolution accuracy water quality ... multiparameter pens/meters range 0 to 9,772 ppm accuracy ±2 of ... tds/salinity cd3 1,413 µs 460 ml 13 12.35 combo meters by hanna these waterproof ... combination meters offer high-accuracy ph ec tds and ... | |
