Mitsubishi A1S64AD Programmable Logic Controller

The Mitsubishi MELSEC-A A1S64AD is an analog-to-digital converter module for Mitsubishi A Series PLC systems. It provides four analog input points for voltage and current signals. The module supports an analog voltage input range of -10 to +10 VDC with 1 MΩ input resistance, and an analog current input range of -20 to +20 mA with 250 Ω input resistance. It uses 16-bit coded binary digital input and has a maximum conversion speed of 20 ms per channel. Photocoupler isolation is provided between the PLC power supply and the input terminal. The model and part number are A1S64AD.