Microprocessor Bargraph Display Panel Meter, 48 W x144 H x121.5 D, DIN 3/16, 85~265V AC Power Supply, 4~20mA DC w/ Exc 24V, 4 Relay, 0/4~20mA Output, RS-485 Port, 0~50℃, 4 Digits, 0.56in 7-Segment Red LED Display