WQ600 ORP Sensor Description WQ600 (Redox) ORP Sensor is a rugged and reliable ORP/Redox measuring device. The sensor is molded to 25' of marine grade cable, with lengths up to 500' available upon request. The WQ600's output is 4-20 mA with a three wire configuration. The unit's electronics are completely encapsulated in marine grade epoxy within a stainless steel housing. WQ600 ORP Sensor Features * Continuous ORP monitoring * Fully encapsulated electronics * 4-20 mA output * Marine grade cable with strain relief * Stainless steel housing WQ600 ORP Sensor Applications Ideal for stream and lake monitoring, aquaculture studies, baseline analyses, mitigation monitoring, and other environmental applications. WQ600 ORP Sensor Specifications * Output: 4-20 mA * Range: -500 to +500 mV * Accuracy: 2% full scale * Maximum Pressure: 40 psi * Operating Voltage: 10 to 36 VDC * Current Draw: 0.2 mA plus sensor output * Warm-up Time: 3 seconds minimum * Operating Temperature: -40 to +55'C