392 Paper Chart Recorder Single chart view of selected recording period Controller and programmer Universal input channels Up to 4 pens IP65 panel sealing option Compact design for convenient location The 392 is a user configurable 1, 2, 3 or 4 pen, continual trace, 100mm calibrated width circular chart instrument. Current status information is presented on a front panel mounted, high visibility, vacuum fluorescent display. The modular construction and compact design ensure that is convenient to locate, while being easy to maintain and upgrade.