| Customization: | Available |
|---|---|
| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
|
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1.Differential signal PH/ORP online controller.
2.Support a variety of installation methods.
3.Clock and historical data recording function.
4.Two settable SPST multifunctional relays.
5.Two high-precision 0/4~20mA current output.
6.A two-wire RS485 interface, Modbus RTU protocol.
7.The meter can perform temperature compensation.
| Model | APX2-G4 | |
| Principle | PH | Glass pH electrode (hydrogen ion concentration index) |
| ORP | Platinum or gold electrodes(redox potential) | |
| Display Range | PH | 0~14pH |
| ORP | ±2000mV | |
| Temp | -10~150ºC | |
| Solution Ground | differential ground | |
| Resolution | pH:0.01pH ORP: 1mV TEMP:0.1ºC | |
| Accuracy | 0.1% of the measuring range or ±0.02pH/ ±2mV, take the larger one | |
| Stability | 0.05% of measuring range every 24 hours without accumulation | |
| Repeatability | Better than 0.1% of measuring range | |
| Temp.Compensation | Automatic or manual (NTC10K/PT1000) Converted at 25°C |
|
| Relay Output | Two SPST relays. Max. load 3A/250VAC, set high/low alarm, temp. or clean control | |
| Digital Communication | A two-wire RS485,Modbus,JSON | |
| Current Output | Two 0/4~20mA current Max.load 1000Ω | |
| Language | English and Chinese | |
| Time Display | Year/month/date hour/minute/second | |
| Historical Data | 10000 historical data can be recorded, Record the last 100 calibration maintenance data |
|
| Display | 128*64 3.2-inch graphic dot matrix LCD | |
| Calibration Method | PH: 3 points; ORP:2 points PH: 5 points multi-slope calibration |
|
| Protection Grade | IP66 | |
| Enclosure Material | Enhanced ABS | |
| Power Supply | AC:100~240V 50/60Hz or DC:18~36V | |
| Dimension | 144*144*120mm (Hole size 138*138mm) | |
| Electrical Interface | Reserve three M12*1.5 gland heads, the wire diameter is 3~6.5mm | |
| Work Temperature | 0~60ºC,RH<95% , non-condensing | |
| Storage Temperature | -20~70ºC,RH<55% , non-condensing | |
| Installation | Wall mounting, pipe clamp, panel | |
| Power Consumption | Max.3W | |
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