The DAT 3148 series is a distributed I/O module that is capable of acquiring a maximum of twelve digital inputs. The information is conveyed together with MODBUS RTU/ASCII on RS-485 network. This device is integrated with a 2000 Volt alternating current galvanic isolation wedged between inputs. This together with RS-485 serial line eradicated any ground-loop noise therefore enabling the device to be utilized in unfavorable working conditions. The DAT 3148 is constructed in a durable self-extinguishing plastic housing that is 17.5 mm thick.