Microprocessor display, Input 4-20 mA (self-sustaining), with ex-protection for all potentially explosive atmospheres

Input signal: 4-20 mA
Display range: -1999...+9999 digit, scale freely adjustable via buttons
Voltage load: approx. 3,5 V
Display: LCD, height approx. 10 mm
Power supply: none, self-sustaining without auxiliary energy
Dimensions: 24 x 48 mm (HxW)