W8589S Nitrogen Monitor
The industrial online nitrate analyzer is a water quality online monitoring and control instrument equipped with a microprocessor. This device is configured with various types of ion electrodes and is widely used in power plants, petrochemicals, metallurgy, electronics, mining, papermaking, biological fermentation engineering, pharmaceuticals, food and beverage, and environmental water treatment. It continuously monitors and controls the ion concentration values of aqueous solutions.
Specifications：
- Large color LCD screen
- Smart menu
- Data Record & Curve Display
- Multiple automatic calibration functions
- Differential signal measurement mode, stable and reliable
- manual automatic temperature compensation
- Three relay control switch
- Upper limit, lower limit, and hysteresis control
- 4-20mA&RS485 Multiple output methods
- Display ion concentration, temperature, current, etc. on the same interface
- Set a password to prevent unauthorized access
Technical parameter：
（1）Measurement range (based on electrode range)：
Ionic concentration （NO3-）：0.4～100mg/L
（solution pH：2.5-11pH）；
compensated ion concentration（CL-）：1.8～35000mg/L
（solution pH：2-12pH）；
Temperature：-10～150.0℃；
（2）Resolution ratio：
Concentration：0.01/0.1/1mg/L；
Temperature：0.1℃；
（3）Intrinsic error：
Concentration：±5-10%（According to the electrode range）；
Temperature：±0.3℃；
（4）2-channel current output：
0/4～20mA(load resistance＜750Ω)；
20～4mA(load resistance＜750Ω)；
（5）Output：RS485 MODBUS RTU；
（6）Three relay control contacts：
5A 250VAC，5A 30VDC；
（7）Output（selective）：
85～265VAC±10%,50±1Hz，Power≤3W；
9～36VDC，Power：≤3W；
（8）Size：235*185*120mm；
（9）Installation method: Wall-mounted；
（10）IP grade：IP65；
（11）Instrument weight：1.2kg；
（12）Instrument working environment：
environment temperature：-10～60℃；
Relative humidity: not exceeding 90%
There is no strong magnetic field interference except the earth magnetic field.
