Hangzhou Qiwei Instrument Co., Ltd. is one of the leading manufacturers and suppliers of online industrial ph controller in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale bulk online industrial ph controller in stock here from our factory. We also accept customized orders.
product key technologies
The PH-110 online industrial PH controller is an intelligent upgrade product of industrial acidity controller, which can continuously measure and control the PH value of sewage. This device is suitable for urban sewage treatment plants, chemical industry, printing and dyeing, papermaking, pharmaceuticals, electroplating and environmental protection and other fields.
According to the environment and characteristics of water industry, combined with international power supply standards, considering the electrical design specifications for special environments, 220V AC and safe low-voltage 24V AC and 24V DC power supply options are added.
Features
1. Factory standard configuration Chinese interface, linguistic menu.
2. It can carry out PH/ORP measurement, upper and lower limit control, current output, digital communication.
3. Can be set to automatic temperature compensation or manual compensation.
4. PH high limit alarm, low limit alarm two-way relay, hysteresis can be adjusted freely.
5. Isolated transmission port in instrument mode, the maximum loop resistance is greater than 300Ω.
6. Voice alarm can be switched on or off through interface options.
7. The LCD backlight can choose energy-saving mode, and it will automatically turn off at regular intervals.
8. High-performance CPU, good electromagnetic compatibility performance.
9. Password management feature to prevent operational errors by non-professionals.
Technical parameters
|
Model |
PH-110 |
|
Measurement range |
PH (0-14); ORP (±1900 mV) |
|
Accuracy |
+0.02 PH; +1 mV |
|
Resolution |
0.01 PH; 1mV |
|
Stability |
≤ 0.02 PH/24 h; ≤ 3 mV/24 h |
|
Standard Solution |
PH 4.00/6.86/9.18 or PH 4.00/7.00/10.01 |
|
Display mode |
128×64 dot matrix LCD |
|
Temperature Compensation |
0-100 °C manual/automatic (NTC10K) |
|
Signal Output |
4-20mA isolation protection output; maximum loop resistance 300Ω |
|
Alarm Output |
One set of high and low limit alarm contacts (3A/250V AC), normally open contact relay |
|
Power Supply |
AC 220V±10% 50Hz |
|
Power Consumption |
≤ 3 W |
|
Ambient Conditions |
(1) Temperature 0 ~ 60 °C (2) Humidity ≤ 85% RH |
|
Size |
96×96×110 mm |
|
Opening size |
92×92 mm (height × width) |
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