Records time and date stamped,"ON" and "OFF" state changes for equipment run-time, usage and event duration data. Can be used with dry contact relay switches or analog voltage input signals to determine changes in status and "open"/"closed" contacts. Single channel, screw terminal input.10 Year Battery. Input Range: 0~12 VDC continuous; 0~30 VCD peak Input Low: <0.4V Input High: >2.7V Internal Weak Pull-Up: <500ìA Recommended Duty Cycle for Inputs Greater than 12VDC (over 1 minute interval): 18V:<50%,24V:<25%,30V:<10% Resolution: 1 second Channels: 1 Memory: 13,107 states Sample Rate: 1 second up to 12 hours LED Indicator: Red Required Interface Package: IFC110 Baud Rate: 57,600 Typical Battery Life: 10 years Operating Environment: -40~+80°C, 0~95%RH non-condensing Material: ABS plastic Dimensions: 1.7" x 2.7" x 0.8" (44mm x 69mm x 21mm) CE Approval: Yes Weight: 1oz.