shanghai san-凯时娱乐

● the best function: automatic calibration, automatic temperature compensation, automatic power off, low voltage alarm, ph electrode invalidation display, etc

● the easiest to use : single button operation.

● the reliable structure design: meet ip57 waterproof, replaceable batteries, calibration solution, electrode soaking solution and standby batteries in a portable case.

sx712 portable orp meter

● built-in microprocessor chips, intelligent functions such as data storage, function set-up, automatic power-off and low voltage display.

● equipped with plastic orp electrode, fast response and accurate result.

● equipped with orp standard solution and portable case.

● meter meets waterproof ip57 rating.

sx721 portable ph/orp meter

● built-in microprocessor chips, intelligent functions such as automatic calibration, automatic temperature compensation, data storage, function set-up, self-diagnose information, automatic power-off and low voltage display.

● double-parameter meter, equipped with three-in-one combination ph electrode and orp electrode, automatic identification of electrode by meter.

● automatic identification of 13 ph standard calibration solutions, three options of standard buffer solutions: europe and america series, nist series and china series.

● able to set ph measurement modes of high purity water and pure water with ammonia

● meter meets ip57 rating, equipped with calibration solution and portable case.

sx731 portable ph/orp/conductivity meter

● multi-parameter meter, equipped with ph electrode, orp electrode and conductivity electrode, automatic identification of electrode by meter.

●automatic identification of 13 ph standard buffer solutions, three options of standard buffer solutions: europe and america series, nist series and china series.

●able to set ph measurement modes of high purity water and pure water with ammonia.

● automatic identification of 8 conductivity standard calibration solutions, two options of standard calibration solutions: europe and america series and china series.

● adopt advanced conductivity measurement technology, use conductivity electrode of constant k=1, only need one point calibration and meet the measurement precision requirement of 0.5μs/cm ~ 200 ms/cm.

● ability to switch among conductivity, tds, salinity and resistivity. multinomial calculation for tds and salinity to ensure the conversion precision of the full scale.

● conductivity measurement mode has the function of non-linear temperature compensation for high purity water.

● meter meets ip57 rating, equipped with calibration solution and portable case.