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It is a pH/ORP indication and adjustment meter fit for on-site use that has pump control functions using voltage-applied contact signals.
Without the need to provide a control panel, cost reduction can be realized .
・The measured value of the pH meter/ORP is displayed in a graph on the LCD screen. The scale display width and sampling intervals can be changed.In addition, it is also possible to re-display previous data by scrolling. The data displayed are: time and pH meter/ORP value.
・By connecting a pulse flow meter, it is also possible to display the total accumulated value.
・The measured data are stored in the internal memory normally at intervals of 10 seconds(the intervals can be changed between 5 and 99 seconds).
・If the attached software is installed onto a personal computer, the data can be taken out onto Microsoft Excel.
(Connection: RS-232C).The data that can be taken out are: Year, Month, Day, Hour, Minute, pH meter/ORP,
Temperature, and Accumulated flow rate (continuous communication cannot be done).
・LCD with backlight that is easy to see both at daytime and at night.
・The waterproof construction that enables outdoor use is IP54 or equivalent.
・2 relay contact outputs are available which are used for controlling the chemical injection pump for pH meter/ORP control.
※Microsoft Excel is a registered trademark or trademark of Microsoft Corporation of USA in USA and other countries.
・pH neutralization or oxidation/reduction treatment of drainage in the chemical industry, etc.
・Incorporation of the apparatus of each process.
・pH measurement and control in hydroponic culture, etc.
・pH measurement and control of drainage from cleaning.
・pH measurement and control for drainage from experiments, etc.
Name | pH meter/ORP recorder with control functions | |
Type | PET-R11 | |
Method of measurement | pH: glass electrode method ORP: metal electrode method Flow rate: pulse input (flow rate/pulse ratio selection) Temperature: 6.8kΩ, 1kΩ, 500Ω (selection) sensor input | |
Range of measurement | pH:0~14.00pH ORP:-700mV~+700mV Temperature:0 - 100℃ Flow rate indication: accumulated flow rate Time indication: Year, Month, Day, Hour, Minute | |
Resolution | pH:0.01pH ORP:1mV | |
Temperature compensation | pH automatic temperature compensation Temperature compensation range: 0 - 100℃ | |
Temperature measurement element | 6.8kΩ、1kΩ、500Ω | |
Calibration | Automatic calibration | With automatic calibration solution judgment functions pH6.86 and either pH4.01, 9.18 or 1.68 (JIS) |
Manual calibration | pH6.86, 7.00 and solutions that differ from them by 2pH or more | |
Control output | Output for pump or alarm … ON/OFF control (with DIFF) interlocking with outside 2 points Output for controlling external equipment … interlocking with outside 1 point *Maximum load capacity: 100VA each (inductive load) voltage-applied output | |
Control input | No voltage contact | |
Control method | Pump control (ON/OFF; time division proportional; twin timer) Pump automatic (external signal input) Mixer automatic (external signal input) | |
Communication functions | RS232C | |
Power supply | AC100V/200V±10% Single phase 50/60Hz | |
Power consumption | About 10VA | |
Protective construction | Drip-proof construction: IP54 or equivalent (when using sunshade cover) | |
Outer dimensions | 138(W)×138(H)×175(D)mm | |
Weight | About 2kg | |
Standard accessories | Sunshade cover |
Contact Us
Address:Room 5005, Zone A, Youkou Park, No. 377 Chengpu Road, Shanghai|Tel:021-62317631
Contact:Mr.Liu 15900567501|E-mail:liuqiang@sh-cemco.com|Fax:021-62309736
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