The iRIS 150FX is a small, compact datalogger featuring an LCD display and keypad. It can be connected to a wide variety of sensors, and features two analogue (0-5V, 0-20mA) inputs, two digital inputs, SDI-12 serial instrument support and a single digital output for alarm or control purposes. Telemetry capability can be provided by connecting an iCE3FX or a serial radio to the RS232 comms port. iRIS 150FXG. Has two NG12 compression glands providing cable access to a small 12 way I/O connector inside the unit.