Online pH Meter QIWEI PH-110A
Measurement range pH (0 - 14pH); ORP (-1900- + 1900mV), is used for continuous measurement and control of the pH value of wastewater, pH/ORP measurement, upper and lower limit control, current output, digital communication and password management functions.
QiWei
PH-110A
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Introduction
Qiwei PH-110/PH-110A/PH-110AS Online pH meterIt is an industrial online pH meter, which is used for continuous measurement and control of sewage pH value, and can be used for pH/ORP measurement, upper and lower limit control, current output, digital communication and password management and other functions. LCD display, real-time observation of data. Among them, the online PH Meter PH-110 is an ordinary type,PH-110A with temperature compensation function,The PH-110AS is temperature compensated and can be used for data extraction and connection to a PC.
Features
1. It can carry out pH/ORP measurement, upper and lower limit control, current output, and digital communication
2. The factory standard configuration Chinese interface, language menu, can be switched between Chinese and English
3. Dual-way relay with high limit alarm and low limit alarm, the hysteresis can be adjusted freely
4. It can be set to automatic temperature compensation or manual compensation
5、PH-110/PH-110A/PH-110AS PH计Instrument mode isolated transmitter port with maximum loop resistance greater than 300Ω
6. The sound alarm can be turned on and off, and it can be set on or off through the interface options
7. The LCD backlight can be selected in energy-saving mode, and it will be automatically turned off at a regular time
8. High-performance CPU, good electromagnetic compatibility performance
9. Password management function to prevent misoperation by non-professionals
Fixed bracket installation method
Put the controller in front of the panel, install the upper and lower clamps, and lock it with a screwdriver to fix it.
Rear dial wiring location diagram and description
1. TEMP1: temperature compensation interface
2.TEMP2: temperature compensation interface
3.REF: Reference electrode (black) interface
4.INPUT: Measuring electrode (red) interface
5.A: 485 communication interface
6.B: 485 communication interface
7.mA+: 4~20mA output+
8.mA-: 4~20mA Output-
9.LO: Underreport NO contact 1
10.LO: Underreport NO contact 2
11.HI: High report normally open contact 1
12.HI: High report normally open contact 2
13.NC: Undefined
14.NC: Undefined
15.N: 220V power interface
16.L: 220V power interface
Actual picture of the product
QiWei PH-110A pH Meter (online)Specifications
| LIST | VALUE |
|---|---|
| PH range | 0~14pH |
| PH Measurement Accuracy | ±0.02pH |
| resolution | 0.01pH/1mV |
| Measurement range | 0~100℃ |
| Stability (zero drift) | ≤ 0.02pH/24h; ≤ 3 mV/24h |
| Power Supply | AC 220V±10% 50Hz |
| Dimension | 96*96*110mm |
| Environmental temperature | 0~60℃ |
| data extraction | none |
| PH standard solution | 4.00/6.86/9.18 |
| Display | 128 * 64 dot matrix LCD |
| Signal output range | 4-20mA isolation protection output, maximum loop resistance 300Ω |
| Alarm output | One set of high and low alarm touchpoints (3A/250 V AC), normally open touchpoint relays |
| power consumption | ≤3W |
| opening size | 92*92mm |
| Measurement Accuracy of mV | +1mV |
| Measurement range mV | -1900~1900mV |
| Allowable Relative Humidity | ≤85%RH |
| Temperature compensation method | Manual/Automatic (NTC10K) |
QiWei PH-110A pH Meter (online) Packing list
Host x1, Encasement box x1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
