RK500-04 Dissolved Oxygen(DO) Sensor design based on the principle of polarographic type and high performance through oxygen membrane, with short response time, measurement accuracy, stable performance, etc.The product adopts 3 electrodes system, the better performance in addition to the traditional silver platinum cathode and anode, and a silver reference electrode, greatly improve the stability and precision of the signal zero stability, It can be directly put into water online measurement, with multiple output signal is optional, can be widely used in chemical fertilizer, metallurgy, environmental protection water treatment engineering, pharmaceutical, biochemical, food, aquaculture and water such as continuous monitoring of dissolved oxygen in the solution.

 FEATURES

 *  On-line & real-time monitoring

 * With temperature compensation

 *  High accuracy

 * Simple operation and high reliability

 * No external module, a whole design

 * Multiple output signal is optional

 * Probe can be used under water

 * Submerged mounting bracket is optional

 * Dissolved oxygen and temperature measurement at the same time(RS485)

 

 APPLICATIONS

 * Environmental protection

 * Water quality monitoring

 * Aquaculture

 * Clean in place(CIP)

 * Sewage treatment

 * Industrial wastewater treatment

 TECHNICAL SPECIFICATION

 

Item	Technical Specifiaction
	DO	Temperature
Range	0-20mg/L	0-60°C
Accuracy	±0.5%FS	±0.3°C
Resolution	0.01mg/L	0.1°C
Supply	5VDC,12-24VDC
Temperature compensation	0-60°C
Output	4-20mA,0-5V,RS485
Measuring principle	Polarographic
Maintenance	Every 6 months to replace head and internal electrolyte
Power consumption	<0.4W
Operating Temperature	0-+80℃
Ingress Protection	IP68
Storage	10-60℃@20%-90%RH

 

 DIMENSIONS

 

 

 PARAMETER SELECTION TABLE

Remark	Series	Type	Suppy	Output	Type	Cable length
RK
	500
		04
			A				5v
			B
			C				12-24V
			D				Other
				A			4-20mA
				B			0-5V
				C			RS485
				X			Other
					S		Split type
					I		Integral type
						2000	Unit:mm
						...	Unit:mm

Example: RK500-04CAS2000 Supply:12-24V, Output:4-20mA, Split type, Cable length:2m.