Quick Detail:
① microcomputer design, LCD
② transmitter enclosure, wall mount and other forms
③ compact form factor, integrated device integration
④ precision AD conversion technology, high accuracy, good repeatability
⑤ two-point calibration mode, the sensor error correctable
⑥ long-term stable and reliable, easy maintenance
⑦ precision automatic temperature compensation system
⑧ Unlike traditional divide is not sensitive to the dirt
⑨ variety of signal output, alarm setting, typical dosing control
⑩ diverse installation and maintenance easy.
Description:
Online ph meter / ph tester ph-5520 is an industrial online ph analysis and ph monitoring instrument. The online ph meter /ph tester is with various software functions, and has such features as easy installation and operation, strong anti-interference capability and little amount of maintenance work. High-accuracy temperature compensation and pH operation compensation is also adopted for this ph meter.
The online ph meter /ph tester is Widely used for online pH monitoring in environmental protection water treatment, pure water treatment, industrial process, agricultural industry etc.
- LCD screen with prompt code, make every step operating get the presentation and guide;
- Programming pH&ORP function can be switched,suit any type of pH&ORP probe;
- Support six types of buffer calibration which can free combination,greatly broaden the application scope;
- Innovative manual input calibration method provide the biggest convinence for site calibration
- Selectable manual/automatic temperature compensation measurement type,providing the largest flexibility.
- Independent external automatic temperature compensation probe provide high measurement accuracy.
- Isolated/transferable /Reverse /instrument/Transmitter mode current output,compatible all the transmitting receive modes.
- Double relay’s high/low limit and delay control satisfied pH or ORP region control and dosing;
- Mating split style,double combination probe easy change,one time wiring,permanent using(see thepH/ORP1220Aseries instruction);
- Industrial standard terminals,EMC electromagnetic compatibility measurement,platform design and development, series grouping;
- Satisfy world electric power supply standard,DC/AC power input nonpolarity connection,site operation will not worry about wrong connect;
- SMT Automatically Surface Mount Technology,AOI Automated Optical Inspection,ICT, FCT Full Computer Test,quality control means make, reliable quality;
- Every instrument make aging test,surface processing treatment,Full equipped electrical productive technology,high quality level;
- Calibrate the probe one before leave factory;
Applications:
1. Chemical Industry: Pharmaceuticals, chlor-alkali chemical, pigment dyes, pulp and paper, intermediates, fertilizers, starch, cornstarch, pesticides, metallurgy, adhesives, detergents and other industries.
2. Water: air scrubbers, boiler feed water, cooling water, heat and power plant water use;
3. Wastewater: wastewater, industrial wastewater, heavy precipitation, sludge dewatering
Specifications:
|
Model
|
5500
|
5510
|
5520
|
|
Power supply
|
DC24V
|
AC110
|
AC220V
|
|
Supply frequency
|
----------
|
50/60
|
50/60
|
|
Measurement range
|
pH
|
0.00~ 14.00
|
|
ORP
|
-1000mV~ +1000mV
|
|
Temp.
|
0.0 ~99.9°C
|
|
Resolution
|
pH
|
0.01
|
|
ORP
|
1mV
|
|
Temp
|
0.1°C
|
|
Indication error
|
pH
|
≤±0.05
|
|
ORP
|
≤±5 mV
|
|
Temp
|
≤ ±0.5°C
|
|
Input impedance cause value error
|
pH
|
±0.03
|
|
Approx equivalent input impedance
|
5×1012Ω
|
|
PH buffer solution
|
10.0;9.18;7.00;6.86;4.00; 4.01
|
|
Temp. compensation error
|
pH
|
≤±0.05
|
|
Entire instrument error
|
pH
|
≤±0.1
|
|
Entire instrument repeatability error
|
pH
|
0.05
|
|
ORP
|
±2mV
|
|
Compensation range
|
Temp.
|
0 ~ 50°C
|
|
Working environment
|
Temp.
|
0 ~ 50°C
|
|
Humidity
|
≤85% RH
|
|
Cable length
|
≤20m(standard 10m)
|
|
Control output
|
double relay(single contact ON/OFF),hysteresis can be set
|
|
Contact capacity
|
3A(max), AC220V/AC110V 3A(max), DC24V
|
|
Power consumption
|
<2.5W
|
|
(4~20)mA current loop
|
Channels
|
One channel
|
|
Technical features
|
Isolated, transferable, adjustable, instrument/transmitter mode
|
|
Loop
|
≤500Ω(max),DC24V
|
|
Accuracy
|
±0.1mA
|
|
Protection grade level
|
IP65(with rear cover)
|
|
Installation
|
Panel mounted, fast installation clamp
|
|
Dimension
|
96 mm×96mm×103 mm (H×W×D)
|
|
hole dimension
|
91mm×91mm
|
Competitive Advantage:
1. High impedance preamplifier, strong ability of anti-interference
2. Transmission distance between the indicator with electrode is 100m
3. Isolation type 4~20mA output, using optical coupling isolation output technology
4. LCD digital indicator with back light
5. With upper and lower limit alarm, 2 separate 220VAC/3A relay output
6. Automatic temperature compensation from 0~100°C
7. Our products have competitive price advantage.
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