Benchtop pH & Nitrate Ion Meter with Auto Temperature Compensation for Laboratory

• Customization: Available
• Appliance: Food Analysis, Water Analysis
• Portable: Non Portable
• Model NO.: P818-NO
• Certification: CE, ISO9001
• Type: PH Meter
• Measurement Range: (-1.999~19.999)pH
• Measuring Range: (0.000-14.000)Px
• pH Resolution: 0.1/0.01/0.001pH
• Resolution: 0.01px
• Px Calibration: 1, 2, 3, 4, 5 Point Auto Calibration
• Screen: 7" Touch Screen
• Transport Package: Carton
• Specification: Bench Top
• Trademark: Yoke Instrument/OEM
• Origin: China
• HS Code: 9030899090
• Production Capacity: 1000units/Month

Product Description

P818-NO Touch Screen Nitrate Ion & pH Meter



Applications:
Measure nitrate ion and pH value in drinking water, food and sewage. 

General Features:
1. 7" colored capacitive touch screen with high resolution (1024*600) and sensitivity
2. Built-in microprocessor chip has intelligent functions such as automatic calibration, ATC, data storage, clock display, USB output, function setting, wireless printing, and self-diagnosis information, etc.
3. Support wireless bluetooth printing. Real-time data transfer to mobile phone via bluetooth is optional.
4. Smart electrode status display to ensure accurate use.
5. Can store 2000 sets of test data, which can be saved and transffered to USB memory stick and opened with Excel

Features:
pH Mode:
Auto recognition of 25 buffers with three kinds of options: Europe & USA, NIST and China. Support 1, 2, 3 point calibration.
Conductivity Mode: 
Adopt advanced conductivity measurement technology, with conductivity electrode (K=1), it can meet measuring accuracy requirement for range of 0.5uS/cm-200mS/cm.
Can switch among conductivity, TDS, salinity and resistivity. Multinomial calculation for TDS and salinity to ensure the conversion precision of the full scale.
Auto recognition of 8 conductivity standard solution with 2 kinds of options: Europe & USA, and China
DO Mode:
It has functions of ATC, auto salinity compensation and auto pressure compensation.
Polarographic DO electrode, short polarization time (3-5minutes)
ISE Mode:
Can test eletric potential, pH, pX, ORP, ion concentration and temperature.
Can switch 6 kinds of concentration units: ug/L, mg/L, g/L, mol/L, mmol/L, pX
Auto recognition of buffers with 3 kinds of options: Europe & USA, NIST, and China. Support 1, 2, 3, 4, 5 point calibration.

Specifications:

Model			P811	P812	P813	P814	P815	P816	P817	P818
Standard Accessories		Mini magnetic stirrer								√
		Electrode holder	√	√	√	√	√	√	√	√
		pH composite electrode	√		√		√		√
		Cond. electrode (K=1)		√	√			√	√
		DO electrode				√	√	√	√
		Ion electrode								√
		Temperature probe	√	√	√	√	√	√	√	√
		Reference electrode								√
		pH buffer solution	√		√		√		√
		DO filling solution				√	√	√	√
		Membrane cap				√	√	√	√
		Cathode polishing paper				√	√	√	√
		Power adapter	√	√	√	√	√	√	√	√
		Manual	√	√	√	√	√	√	√	√
Parameters		pH/mV	√		√		√		√	√
		ISE								√
		Cond./TDS/Sal./Res.		√	√			√	√
		DO				√	√	√	√
		Temp.	√	√	√	√	√	√	√	√
pH	Measuring range	(-1.999-19.999)pH	√		√		√		√	√
	Resolution	0.1/0.01/0.001pH
	Accuracy	Electrode: ±0.002pH, Meter: ±0.01pH
	Auto calibration	1, 2, 3 point
	Buffer	Europe & USA, NIST, China standards
	Input current	≤1x10-12A
	Input impedance	>=3x1012Ω
	Stability	±0.002pH/3h
	Temp. compensation	(0-100)ºC, auto or manual
mV	Measuring range	-1999.9mV-0-1999.9mV	√		√		√		√	√
	Resolution	0.1mV
	Accuracy	±0.03%FS
pX	Measuring range	(0.000-14.000)pX								√
	Resolution	0.01pX
	Accuracy	±0.02pX
	Temp. compensation	(0-100)ºC, auto or manual
	Auto calibration	1, 2, 3, 4, 5 point
Ion Conc.	Measuring range	(0-19990)								√
	Resolution	4 significant figures (scientific notation)
	Accuracy	±0.5%
Cond.	Measuring range	Conductivity:		√	√			√	√
		(0.00-20.00)uS/cm, (20.0-200.0)uS/cm
		(200-2000)uS/cm, (2.00-20.00)mS/cm
		(20.0-200.0)mS/cm
		(200-20000)mS/cm (k=10)
		TDS: (0-100)g/L
		Salinity: (0-100)ppt
		Resistivity: )0-100)MΩ•cm
	Resolution	0.01/0.1/1uS/cm, 0.01/0.1mS/cm
	Accuracy	Electrode: ±0.5%FS, Meter: ±0.8%FS
	Temp. compensation	(0-50)ºC, auto
	Electrode constant	0.1/0.5/1/5/10/50/100cm-1
	Reference Temp.	25ºC, 20ºC, 18ºC
DO	Measuring range	(0-20.00)mg/L(ppm), (0-200.0)%				√	√	√	√
	Resolution	0.1/0.01mg/L(ppm), 1/0.1%
	Accuracy	Electrode: ±0.10mg/L, Meter: ±0.40mg/L
	Response time	≤30s(25ºC, 90%response)
	Residual current	≤0.1mg/L
	Temp. compensation	(0-45)ºC, auto
	Salinity compensation	(0-45)ppt, auto
	Pressure compensation	(80-105)kPa, auto
	Auto calibration	Air saturated by water, water saturated by air
	Electrode type	Polarographic
Temp.	Range	(-10-110)ºC	√	√	√	√	√	√	√	√
	Resolution	0.1ºC
	Accuracy	5-60ºC: ±0.4ºC others: ±0.8ºC
Other	Display	7-inch colored capacitive touch screen	√	√	√	√	√	√	√	√
	Data storage	1000 sets
	Power	12V/1A
	Output	USB, Bluetooth
	Ambient Temp.	15-30ºC
	Ambient humidity	≤85%
	IP grade	IP54
	Dimension/N.W.	215x170x37mm/600g
	Shipping size/G.W.	470x430x72mm/3kg

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CE Certificate: