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The bus connection module converts incoming optical signals from the SPA bus to electrical RS485 or SPA (+5 V) signals for the SPACOM devices and vice versa. The bus connection module is plugged in the rear plate of the host device.
The bus connection module SPA-ZC21 can be used in combination with any SPACOM device provided with a 9-pin D-type connector. Further, by means of a set of optional mounting accessories the bus connection module can be connected to a SACO data communication and reporting unit.
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