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SX721 Portable pH/ORP Meter

Introduction ● 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. ●

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Detailed Product Description

Introduction

● 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.

Specifications

Category	Product Name	Basic features and specifications
PH	Measuring range	（-2.00 ~ 19.99）pH
	Resolution	0.1/0.01 pH
	Accuracy	Meter:±0.01pH; Overall: ±0.02pH
	Input current	≤2×10-12 A
	Input impendance	≥1×1012 Ω
	Stability	±0.01 pH/3h
	Temp. compensation range	（0 ~ 100）℃(automatic)
ORP	Measuring range (mV/ORP/EH)	-1999mV ~ 0 ~ 1999mV
	Resolution	1mV
	Accuracy	Meter:±0.1% FS, Overall: ±15mV
Other Technical Parameters	Data storage	200 groups
	Storage content	Series number, measuring value measuring unit and temperature,
	Power	Two AA batteries (1.5V x2)
	Size and weight	meter：(65×120×31)mm/180g；Suitcase： (360×270×76)mm/1.6Kg
	Quality and safety certification	ISO9001:2000, CE and CMC
Working Condition	Environment temperature	5 ~ 35 ℃（0.01grade）
	Environmental humidity	≤85%
	IP rating	IP57 Dustproof and waterproof

Standard Kit Includes

1. Model SX721 pH/ORP meter	1unit
2. 201T-S plastic pH/ATC three-in-one combined electrode	1pc
3. 301Pt-s plastic ORP combined electrode	3pc
4. pH standard buffer solution(pH4.00, pH7.00 and pH10.01/50mL)	1btl/each
5. 220mV ORP standard solution(50mL)	1pc
6.Screw driver	1pc
7. Spare AA batteries	2pcs
8. Operation manual	1pc
9. Carrying case	1unit