8 Channel Isolated AC Voltage Digital Input Data Acquisition Module with 80 ~ 250VAC inputs. Communicable via ModBus RTU and RS-485, supports operating temperatures from -25 to 75°C M-7058 is intelligently designed to provide signal conditioning system monitoring and safe value settings. M-7058 is a cost-effective solution for a wide range of valuable industrial control signals and systems. The DCON utility can help users to configure and test M-7058 (Isolated digital Input module w/Modbus). Plenty of library functions and demo programs are provided to let users develop programs easily under Windows, Linux and DOS operating systems. The communication interface is modbus protocol via RS-485. Users may mount the modules on a DIN rail, panel or wall. Modules have a screw-terminal block to connect to the signals.