Structure: | Double-Sided Rigid PCB |
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Dielectric: | FR-4 |
Material: | Polyester Glass Fiber Mat Laminate |
Samples: |
ODM project sample
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Notice:
Dear customer,our company is a professional manufacturer of customized PCBA.
Our products are all customized products, please do not place an order directly.
If you have customized requirements, please contact with our sales to get one-to-one service.
Looking forward to get your inquiries!
High Precision Pen Type Digital PH Meter For Water Testing
Description:
Display: LCD Digital
Resolution: 0.1
Operating Temperature: 0~50°C
Measuring Range: 0.0-14.0 ph (±2 error)
Probe Type: Precision glass bulb electrode
Calibration Method: 2 points automatic calibration
Power Supply: 2*1.5V Batteries(Not included!!!)
Size: 155*29*16mm
Battery:AG 13 button cell batteries
Operation
Step 1. Remove the protective cap.
Step 2. First clean the electrode with distilled water, and suck it with filter-paper.
Step 3. Turn on PH by "ON-OFF"switch located on the top of battery case.
Step 4. Immerse the PH meter electrode in solution up to be the immersion level.Under no Step circumstances immerse above display level.
Step 5. Stir gently and wait for the reading to stabilize.
Step 6. After use, Switch off PH, Use the distilled water clean the electrode and replace the protective cap.
Product performance description:
1.Easy to Use: Simply immerse the pH meter electrode in the solution to be tested, readings are quickly display on a large lcd display.
2.Wide Application: Ideal instrument for any aquarium, the fishing industry, swimming pools, spa, school laboratories, food & beverage, drinking water etc.
3.Auto Calibrated: Features in-built calibration with 2 buffer powders(included).Just press a button to finish the calibration. This pH meter is factory calibrated. Users can use it directly.
4.Fast and Accurate Results: No need to work with those annoying color charts and test strips.Resolution: 0.01 pH, Accuracy: ±0.01 pH.
5.Compact Portable Design: Pocket fitting pH meter that's also lightweight and compact. Total concealed fit in your bag or pocket for easy, casual carrying.
Technical Parameters:
1
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Name
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PH Meter
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2
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Model
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A21-2-2
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3
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Measurement range
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0.00 -14.00 ph
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4
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Tolerance accuracy
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± 0.01 ph
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5
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Battery
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1.5V*2 (button battery)
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6
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Operating temperature
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0~50ºC
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7
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Size
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155*29*16 (mm)
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8
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Test item
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Test water ph value
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9
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Advantages
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Auto calibration, high accuracy to 0.01ph and backlight function.
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10
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Application
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Household drinking water, aquarium, swimming pools, ponds, etc.
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5 Years' Experience in PCBA & SKD & CKD
Lijiang Technology (Shenzhen) Co.,Ltd. is an expert in PCBA & SKD & CKD service, based in Shenzhen, China. We provide comprehensive PCBA solutions, including PCBA R&D support, PCBA prototype service, PCBA technical consultation, PCBA material sourcing, PCB assembly, PCBA washing, PCBA in-circuit test, PCBA function test, PCBA burn-in test, PCBA environment test, logistics, and PCBA after-sales service.
10 Engineers with over 6 Years of PCBA & SKD & CKD Experience
Lijiang Technology provides PCBA & SKD & CKD service for Physical Therapy,Medical Health ,Instrumentation,and other industries around the world. Our strong PCBA R&D team has 10 engineers with more than 6 years of PCBA experience in electronic products.
8,000sqm PCBA Factory with 100 Employees
Supported by a 8,000sqm PCBA factory with 100 employees, the daily output of the patch is 1 million points, PCBA plug-in 200,000 points, PCBA finished product assembly, and test 5,000 points. The PCBA factory has a large number of production equipment: PCB High-speed SMT machine, PCB high precision multi-function SMT machine, PCBA automatic printing machine, semi-automatic printing machine, hot air reflow welding, and more. Meanwhile, we have a perfect PCBA quality control system, that manages the process from component purchase, and warehousing to product shipment to ensure PCBA product quality.
Production Lines:
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