CONSTANT WT-61

Features : Power : 4 x 1.5V AAA Battery Size : 195 x 40 x 36mm ( meter) 230 x 205 x 50mm ( kits) Weight : ± 135g ( including batteries) ± 780g ( kits) Accessories : Conductivity cell, buffer pH 4 & pH 7, standard solution, lanyard, carrying case, batteries, instruction manual, warranty card, certificate of product conformance pH ORP Temp Conductivity TDS Salinity Range -2 ~ 16.00 -1000 ~ 1000 0 ~ 90.0° C 0 ~ 2000µ S 2.00 ~ 20.00mS 0 ~ 1300ppm 1.30 ~ 13.00ppt 0 ~ 1000ppm 1.0 ~ 12.00 ppt Accuracy ± 0.01 + 1dgt ± 2 + 1 dgt ± 0.2° C + 1 dgt ± 2% FS ( conductivity, TDS, salinity) Resolution 0.01pH 1mW 0.1° C 1µ S / 0.01mS 1ppm / 0.01ppt 1ppm / 0.01ppt ATC 0 ~ 90° C 0 ~ 50° C Calibration 4.00, 7.00, 10.01 0µ S, 1413µ S, 12.88mS