Biobase Portable Dissolved Oxygen Meter

• After-sales Service: 1 Year
• Warranty: 1 Year
• Display: Digital
• Portable: Non Portable
• Appliance: Food Analysis, Medical Research, Biochemistry
• Model: pH-820
• Model NO.: PH-820
• pH Range: 0.05~200mmol/L,
• pH Accuracy: 0.002pH
• pH Buffer Options: USA, Nist, DIN, 2 Custom Buffers
• Calibration Points: 1 Point
• Battery Life: Approximately 150 Hours of Continuous Use
• Resolution: 0.001,0.01,0.1,1
• Measurement Units: Ppm, Mg/L, Mol/L, Mmol/L
• Transport Package: Wooden Cse and Carton Box
• Specification: 475*155*350mm/2kg
• Trademark: BIOBASE
• Origin: China
• Production Capacity: 10000

Product Description

Product Description

Features:
*1 or 2 points calibration using the air-saturated water or zero oxygen solution.
*Salinity and barometric pressure compensations eliminate the measurement error.
*Automatic temperature compensation ensures accurate readings over the entire range.
*Auto-Read function senses and locks the measurement endpoint.
*Auto-Power Off effectively conserves battery life.
*Setup menu allows setting the number of calibration points, resolution, temperature unit, concentration unit, stability criteria, date and time, etc.
*Reset function automatically resumes all settings back to the factory defaults.
*Expanded memory stores or recalls up to 500 data sets.
*USB communication interface for data transfer or connecting a power adapter to meter.

Product Parameters

Technical Parameters:
 

Model		PH-820	PH-821
DO	Range	0.00~20.00mg/L, 0.0~200.0% saturation
	Accuracy	±0.5mg/L, ±2.0%	±0.2mg/L, ±2.0%
	Resolution	0.01 mg/L, 0.1%
Other Specifications	Calibration Points	1 or2 points
	Temperature Compensation	0~50°C/32~122°F, automatic
	Barometric Pressure Correction	60.0~112.5kPa/450~850mmHg, manual
	Salinity Correction	0.0~50.0g/L, manual
	Stability Criteria	/	Low or high
	Calibration Due Alarm	/	1 to 31 days or off
	Hold Function	Manual or auto-endpoint
	Auto-Off	30 minutes after last key pressed	10, 20 or 30 minutes after last key pressed
	Memory	100 data sets	500 data sets
	Communication Interface	USB
	Connector	6-pin nimi-DIN
	Display	Custom LCD (80*60mm)
	Power Requirements	3x 1.5V AA batteries or DC5V power adapter
	Dimensions(mm)	170*85*30mm
	Weight(kg)	300g
	Package Size(W*D*H)mm	475*155*350mm
	Gross weight(kg)	1.7kg

 

 

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Company Profile

Company Information

Established in 1999, owning more than 1000 employees and 20000 square meters.

• 15 years production experience and 50 professional engineers

• Strong quality control team and technial production
• Certificated by  ISO9001, ISO14001, CE, EN12469, MET 

International Exhibition

Exhibition Hall

Overseas Office

 

Our Advantages

1. Fast delivery, Moset models are in stock.
2. Powerful after-sale service team, our engineers can help with any after-sale problem.
3. Lots of shipment method available, air way, express, land shipment, sea shipment, we will always quote the best freight for every client.
Etc...

After-Sales Service & Feedback

Our Services

Free

Free offer trial video for your sample
Free training video with machine

Pre-sales service
24hours online to ensure quick response to customers' inquiry or online message. 
Guide customers to choose the best suitable machine model.
Offer detailed specification and competitive prices.
Customization available for special specification products.
Sample testing support. 
View our Factory.

After-sales service
Training how to install and use the machine. 
Engineers available to service machinery overseas.
In time response to customers technical problems.
12-month warranty

 

FAQ

FAQ for better and easy cooperation

Q1: Why choose BIOBASE?

Re: We are the leading manufacture in lab furniture and lab equipment, OEM & ODM service are offered. And we have our own overseas technician and installation team.

Q2: How about the sample of Biobase product?

Re: We could send you the samples but the freight and the sample are charged.

Q3: How about Biobase payment term?

Re:T/T & L/C &Western Union(40% deposit, the balance before shipment)

Q4: How about BIOBASE delivery time?

Re: Within 7-15 workdays after receiving deposit.

Q5: How about BIOBASE validity of quotation ?

Re:Usually 30 days as the shipping freight and exchange rate can be fluctuate

Q6: What is the shipping port?

Re:FOB to Qingdao Port,China(also can ship according to customers' request)

Q7: How about the package?

Re: Bubble film + Cotton +Standard export wooden case.

Q8: How to inspect the goods?

Re: Products will be checked by our QC staff first, then our project manager. Client can come and check by themselves or third party check is available

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