Online pH meter&pH analyzer (PHG-2091A)
Description
PHG-2091A industrial online pH meter is precision meters for measurement of pH value of solution. With
complete functions, stable performance, simple operation and other advantages, they are optimal instruments
for industrial measurement and control of pH value. Various pH electrodes can be used in PHG-2091A
industrial online pH meter.
Features:
1. LCD display, high-performance CPU chip, high-precision AD conversion technology and SMT
Chip technology, Multi-parameter, temperature compensation, high precision and repeatability
2. US T1 chips; 96 X 96 world-class shell; World-famous brands for 90% parts
3. Current output and alarming relay are isolated and protected by photocoupler, providing high
Interference immunity and long-distance transmission.
4. Isolated alarming signal output, discretionary setting of upper and lower thresholds for alarming,
and lagged cancellation of alarming.
5. High-performance operational amplifier; Low temperature drift; High stability and accuracy.
Technical Indexes
| 1. Measuring range: 0~14.00pH, Resolution: 0.01pH |
| 2. Precision: 0.05pH, ± 0.3ºC |
| 3. Stability: ≤ 0.05pH/24h |
| 4. Automatic temperature compensation: 0~100 ºC(pH) |
| 5. Manual temperature compensation: 0~80 ºC(pH) |
| 6. Output signal: 4-20mA isolated protection output, dual current output |
| 7. Communication interface: RS485(optional) |
| 8. Output control mode: ON/OFF relay output contacts |
| 9. Relay load: Maximum 240V 5A; Maximum l l5V 10A |
| 10. Relay delay: Adjustable |
| 11. Current output load: Max. 750Ω |
| 12. Insulation resistance: ≥ 20M |
| 13. Working voltage: 220V± 20V, 50Hz± 0.5Hz |
14. Overall dimension: 96(length)X96(width)X110(depth)mm
Dimension of the hole: 92X92mm |
| 15. Weight: 0.6kg |
16. Working condition: Ambient temperature: 0~60 ºC, Air relative humidity: ≤ 90%
Except for the earth magnetic field, there is no interference of other strong magnetic field around. |
Standard configuration
One secondary meter, the mounting sheath of immerged (selection), one pH electrode, three packs of
standard buffer solution (for pH4.00, 6.86 and 9.18 respectively).
Ordering guide:
1. To inform whether the electrode provided is a dual or ternary complex.
2. To inform the length of the electrode cable (default as 5m).
3. To inform the installation mode of the electrode: Flow-through, immerged, flanged or pipe-based
Packing&Delivery
Our Company
FAQ
Q1: Why choose us?
A: 1. We have our own factory with strong R&D center and QA team which can make sure your goods can be sent out on time and in superior quality.
2. We have experienced and dedicated core members to offer you professional and reliable before-sales and after-sales service.
3. We have purveyed customers with the lowest wholesale price.
Q2: How do you guarantee the quality?
A: One year's guarantee from date on B/L. Normally. If it's quality problem, we promise to return goods or funds.
Q3: Is OEM available?
A: Yes, all goods can be custom made by your requirements, including packing, LOGO print, etc.
Q4: Can we buy 1 pc for sample testing?
A: Yes, we are glad to send 1pc for quality testing if we have stock of the model you required.
Q5: How to deliver the goods for trial order or small order?
A : For small order, we prefer to choose international express, such as DHL, TNT, EMS which are faster and more convenient for customer. Also, we cooperate with an express agent that can give us a big discount for express fee which is much lower than that quoted by official. For the goods with detachable battery, the express fee can be lower down if the goods is sent out without battery.
Q6: What kind of payment your company accept?
A : T/T , WEST UNION , PAYPAL , ETC.
Q7: If we have not found the model from website, what should we do?
A: Please email us with description and picture of the product, we research and develop new model every month, and some of them maybe have not been uploaded in website immediately. But If this is a new products for us, we can develop it for you after get all detailed information about your product.
If you have another question, pls feel free to contact us as below:
Contact: Juli Shao
Tele: +86 18702126427
Audited Supplier 
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