Online RS485 Current 4-20mA pH Meter for Wastewater Treatment

• After-sales Service: 1 Year Lifetime Free Technical Support
• Warranty: 1 Year Lifetime Free Technical Support
• Display: Digital
• Portable: Non Portable
• Appliance: Food Analysis, Medical Research, Biochemistry, Water Treatment
• Certification: ISO9001, CE, SGS
• Model NO.: APX1-C2
• pH Range: 0~14pH
• ORP Range: ±2000mv
• Analog Output: Two 0/4~20mA Current
• Power Source: 18~36VDC or 100`240V
• Resolution: pH: 0.01pH ORP: 1mv
• Communication: RS485 Modbus RTU
• Relay Output: Two Relays
• Protection Grade: IP66
• Temperature Compensation: Automatic or Manual
• Transport Package: Packaging
• Specification: 100*100*120mm
• Trademark: daruifuno
• Origin: China
• HS Code: 9026809000
• Production Capacity: 50000 Pieces/Year

Product Description

Product Description

Small and compact lightweight design
3.2-inch large LCD screen
Password can be set to prevent misoperation
2 SPST multi-function and settable relays
0/4~20mA active current loop output
RS485 interface, Modbus RTU communication protocol
Temperature detection and compensation function
Shortcut button helps you perform daily maintenance quickly
IP66 waterproof level, the sealed enclosure can isolate pollution and corrosive gas
Panel installation, easy to install

Product Parameters

 

Model	APX1-C2
Sensor input	pH	Glass pH sensor
	ORP	ORP sensor (Platinum/Gold sensor)
	TEMP	Automatic or manual (NTC10K or PT1000)
Measurement range	pH	0~1pH
	ORP	±2000mV
	TEMP	-10~150ºC /14~302ºF
Resolution	pH ORP TEMP	0.01pH  1mV  0.1ºC/ 0.1ºF
Meter performance	Accuracy	0.1% of the measuring range or PH: ±0.02pH /ORP: ±2mV
Relay output	Two SPST relays with a maximum load of 3A/250VAC
Analog output	Two 0/4~20mA current output with a maximum load of 1000Ω
Communication	A two-wire RS485 interface
Protocol	MODBUS RTU and Json
Display screen	3.2 inch LCD screen
Protection grade	IP66
Operating temperature	0~60ºC
Operating humidity	Less than 95% RH, non-condensing
Storage temperature	-20~70ºC, less than 55% RH, non-condensing
Configuration	Power failure protection, indefinite retention of parameters
Enclosure material	Enhanced ABS
Meter dimension	100*100*120 mm
Mounting method	Panel mounting (Installation hole size 92*92mm)
Electrical interface	Three M12*1.5 gland are reserved at the back of the instrument; the wire diameter is 3~6.5mm
Power source	AC:100~240V or DC: 18~36V
Power consumption	About 3W
Weight	About 500g

Detailed Photos