... for pressure,Loadcell,switch,etc. DS3A series 4 Digits display Sensor Meter1) Signal input: regular:4-20mA/0-75mV/0-10V others: choose ... sensors.with demical point floatingdisplay/pressing to clear zero,display modification and parameter adjust function.easy to operate3) Isolated ... settable:up to 2 alarm output4) big inch LED 4 digit display,range:-1999~9999 floating point; 5) Communication:RS232 OR ...