YSI MultiLab IDS 4211 ORP and Temperature Sensor (103791Y)

ORP and temperature, glass, 3 mol KCl, digital, double junction probe with refillable reference, 1.5 meter cable
 

The IDS sensors automatically store their unique serial number and calibration data. In addition, they also digitally process the measurement signal. The IDS sensors can be moved from instrument to instrument and maintain their calibration data and transmit that information to the new instrument.