路昌PSA311盐分浓度计|路昌PSA311盐分浓度计|路昌PSA311盐分浓度计
Model : PSA-311 * Measurement : 0 to 12.0 % salt ( % weight value ) * Automatic temperature compensation. * Meter build test probe, all in 1, easy operation. * Hold, Record ( max., min. ). * IP-67 Water resistance, heavy duty. * DC 1.5V battery ( UM-4, AAA ) x 4.