HPR-2201 series dissolved oxygen analyzer

Overview

2000The series of industrial online dissolved oxygen meters are water quality online monitoring and control devices with microprocessors. This instrument is equipped with different types of dissolved oxygen electrodes, which are widely used in various industries such as power plants, petrochemicals, metallurgical electronics, mining, paper industry, biological fermentation, pharmaceuticals, food and beverage, environmental water treatment, aquaculture, etc; Continuously monitor and control the dissolved oxygen and temperature values of aqueous solutions.

Performance Characteristics

◆ LCDLarge screen LCD display

◆ Chinese intelligent menu operation

◆ Multiple automatic calibration functions

◆ Signal output mode optional

◆ Two sets of relay control switches

◆ Manual and automatic temperature compensation

◆ High limit, low limit, hysteresis control

◆ RS485//RS232Communication connection optional

◆ Display dissolved oxygen and temperature values on the same interface

◆ Password protection is provided to prevent non staff members from making mistakes

Technical Specifications

（1）Measurement range:

Dissolved oxygen:0～25.0mg/L；

Wen Degree:0～60.0℃；

（2）Resolution:

Dissolved oxygen:0.01mg/L；

Wen Degree:0.1℃；

（3）Basic error:

Dissolved oxygen: ±0.2mg/LF·S；

Wen Degree: ±0.5℃；

（4）Automatic or manual temperature compensation range:0～110℃；

（5）Electrode residual signal: ＜1‰；

（6）Response time (final value)90%）：

25℃Time<60S；35℃Time<30S；

（7）Stability:

Under normal pressure and constant temperature, drift<2%F·S；

（8）Isolation current output:

0～10mA(Load resistance<1.5KΩ)；

4～20mA(Load resistance<750Ω)；

（9）Two sets of relay control contacts:

3A240VAC，6A28VDCor120VAC；

（10）Instrument power supply:

220VAC±10%,50±1HzPower ≤3W；

24VDCPower: ≤1W(Optional);

12VDCPower: ≤1W(Optional);

（11）Instrument dimensions:96×96×130mm；

（12）Instrument installation method: disk mounted (embedded);

Installation hole size:91×91mm；

（13）Wall mounted size:300×200×167mm；

（14）Instrument weight:0.6kg；

（15）Instrument working environment:

Ambient temperature-10～60℃；

Relative humidity: not greater than90%；

There is no strong magnetic field interference around except for the Earth's magnetic field.

dissolved oxygen electrode

※ Electrode installation methods: flow-through, pipeline, submerged, etc

Installation accessories can be configured by oneself or ordered from the manufacturer.

When using the aeration tank, avoid direct contact between the head and bubbles.