the dp3409 universal process indicator is a highly versatile, 6-digit industrial display indicator, with the capability of measuring and indicating temperature, pressure, flow, level and other process variables. the standard dp3409 provides a retramission output and alarm relay. further relay outputs and -485/-422 communicatio can be added to suit your applicatio.the configuration of the dp3409 is achieved simply by moving the security switch and entering a 4-digit code from the front panel keys. no passwords, no input links, no complicatio. with nema-3 front panel protection standard and superior rf immunity, the dp3409 has been designed to provide reliable indicatio in the harshest environments. examples of pricing for popular models is referenced in the /to order/ box. use the /part number builder/ below to get pricing for all available models. the dp3409 is no longer available. please see the dpi8 series as a posssible alternative or contact our temperature engineering department for a substitute.