AD18-1000 series disc mounted multifunctional pH/ORP controller

NegotiableUpdate on 04/21

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

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Overview

Import chips and components to ensure long-term stable and reliable operation of the instrument; ● Optocoupler isolation protection for 4-20mA signal output, with no interference between input and output signals ● EEPROM type memory, no need for backup battery, data will not be lost after power failure; High performance operational amplifier, symmetrical ORP positive and negative values, small temperature drift, stable, * *; ● Button sound prompt; ● It has dual functions of pH/ORP, and the two functions can be easily converted to each other; ● Equipped with alarm display and control signal output functions; ● Equipped with automatic calibration and temperature compensation functions; ● Equipped with antimony electrode mold

Product Details

Import chips and components to ensure long-term stable and reliable operation of the instrument;

Optocoupler isolation protection for 4-20mA signal output, with no interference between input and output signals

EEPROM type memory, no need for backup batteries, data will not be lost after power failure;

High performance operational amplifier, symmetrical ORP positive and negative values, small temperature drift, stable, * *;

● Button sound prompt;

● It has dual functions of pH/ORP, and the two functions can be easily converted to each other;

● Equipped with alarm display and control signal output functions;

● Equipped with automatic calibration and temperature compensation functions;

● Equipped with antimony electrode mode;

Suitable for indoor and disc installation;

Technical Specifications:

Measurement range: -4.00~18.00pH; -1999~+1500mV
■ Resolution: 0.01pH; 1mV ■ Accuracy: 0.05 level
Stability：≤0.03pH/24h; ≤2mV/24h
■ pH standard solution: 4.00/7.00/0.01; 4.01/6.86/9.18
■ Temperature compensation：0~99.9 ℃ (pH) ■ pH correction range: zero point ± 1.45 pH; slope ± 30%
■ Action control: Two sets of ON/OFF relays
■ Relay hysteresis: automatic setting? ■ Signal isolation output: 4-20mA isolation protection output
■ Working conditions: Environmental temperature: 5~45 ℃ ■ Signal input impedance: ≥ 1 × 1013W
■ Current output load: allows * large load up to 500W ■ Insulation to ground voltage: * small load up to 500VDC
■ Working voltage: 230VAC ± 10%, 50/60Hz ■ Size: 96 × 96 × 120mm
■ The opening size of the dashboard is 92 × 92 mm
■ Protection level: IP54 ■ Weight: 0.9 kg
Application field:Sewage treatment, power generation, aquaculture, schools, pharmaceutical factories, hospitals, fermentation, chemical industry, tap water, etc.

Model and parameter comparison table

Model	Technical parameters
AD18-1000 IC	-4.00-18.00pH/± 0.01pH; identification of two sets of standard solutions (4.01/6.86/9.18, 4.00/7.00/0.01); Automatic temperature compensation ranging from 0.0 to 99.9 ℃; High and low alarm signal prompts; Two sets of relay ON/OFF control outputs; 4-20mA isolation protection output; 1/4DIN casing
AD18-1000C	-4.00-18.00pH/± 0.01pH; identification of two sets of standard solutions (4.01/6.86/9.18; 4.00/7.00/0.01); Automatic temperature compensation ranging from 0.0 to 99.9 ℃; High and low alarm signal prompts; Two sets of relay ON/OFF control outputs; 1/4DIN casing
AD18-1000	-4.00-18.00pH/± 0.01pH; identification of two sets of standard solutions (4.01/6.86/9.18; 4.00/7.00/0.01); Automatic temperature compensation ranging from 0.0 to 99.9 ℃; High and low alarm signal prompts; 1/4DIN casing