... optional analog signals (0..10V DC) (0…20mA) ,(PT100) inputs built-in the module , make ... it can directly work with humidity sensors, water level sensor, pressure transducers, flow sensors, smoke, gas, motion ... , 8DI/4DO- Analog inputs (DC0…10V,0/4..20mA,PT100)- Expandable up to 40DI/36DO,36AI/36DO ... directly sent to UsersØ Retentive memory capabilityØ 4-lines, 16-character per line, backlight display& ...