The 1756-L61B is a Logix 5561 controller module designed for use in programmable logic controllers (PLCs). It features a 2 MB memory capacity and operates at 24 VDC with a current rating of 1.2 amps. The module can be inserted into any slot within a compatible chassis, allowing for flexible configuration with multiple units installed simultaneously. It includes a CompactFlash interface, which requires opening the controller door and pushing the CompactFlash latch to the left before inserting the card with the Allen Bradley logo pointing left. The 1756-L61B is fully functional and suitable for machine control and automation applications.
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