Diligence EV data logger for use with PLC and other control systems and sensor transmitters. Measures industry standard 4 to 20mA for almost limitless applications. Measurement options available include, temperature, humidity, pressure, flow, pH and user definable, 6-pin Lumberg socket for sensor connection, programmable selection of measurement parameter and instrument accuracy of +/-0.3% of full scale at 20 degree C ambient. Complete with ADP50 connector cable with Lumberg plug. Requires dedicated software and a computer interface to download data to a PC - see accessories. Two versions of software are available, EVSW for general use and ideal for HACCP and other quality systems, EVSWPRO which aids compliance with 21CFR Part 11. Comark EV software features include: a) Selection of resolution between 0 and 4 decimals - on PC and printouts b) Freeform text of up to 8 characters for user definable measurement units c) Selection of over range and under range points d) Selection of scale high and low values equating to 20mA and 4mA LCD Display for temperature readings and alarm indication Tough, molded case, dust and waterproof to IP67 standards Large memory capacity of up to 16000 readings Ability to log over multiple periods Single, multi-function button LED indicators to show active logging and alarm conditions, plus audible alarm warning Long battery life Two year warranty Measurement Range : 4 To 20 MA, Parameters :Temperature, Humidity, Pressure, Flow, PH, Current, Voltage and User Definable Ambient Storage : -40 Degree Celsius To +70 Degree Celsius/-40 Degree Fahrenheit To +158 Degree Fahrenheit, LED Indication : Red Alarm, Green Logger Active