8997 Memory HiLogger (Data Logger)Compare Alarm Unit for 8423 Capture data with 15 to a maximum of 600 channels Data Loggers with PC Networking Support Numerical data logging recording and trend graph display Completely isolated input channels, No need to worry about potential difference between measurement objects Real time saving to large capacity memory card Use a large capacity memory card for long term data recording Data collection to a PC via LAN Data acquisition by FTP client