Schneider Modicon series 140CPU43412A CPU processor

Schneider Modicon series 140CPU43412A CPU processor

Technical data of product parameters

The power port is an accessory 140CPU43412A that fits onto the rear of the power shelf. It converts alarm signals
produced by the power packs and power shelf into volt-free alarm contacts for use by the system.
It consists of a PCB fitted with connectors, relays and miscellaneous electronic components. 140CPU43412A
The power port connects to the power shelf via a 25 way D female connector. The power port is
also fitted with a 25 way D female connector to allow the power shelf to be extended to a power
controller, or to other shelves to current share using a power shelf interconnect ribbon cable.
The power controller is designed to control and monitor power shelves. The power controller is a
digital system and communicates with the power packs by means of a power shelf interconnect 140CPU43412A
via the power port.
Up to 12 power packs can be used in parallel. The power controller can be used to select a
particular power pack’s position and read the current being drawn from that unit with a 140CPU43412A
resolution of 100 mA (using the address switch on the front of the panel). The power controller
offers adjustment of the system voltage in 100 mV steps over the 24-28 V range of the power
packs (using the voltage switch on the front of the panelA ribbon cable is required to connect power shelves together in order to current share or connect
shelves to a power controller. The ribbon cable has 5 connectors to allow the maximum of 4
shelves and a power controller to be connected.

Product picture display

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reminder

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