RS-485 unidirectional data distributor / converter Installation manual
Content Content Introduction .......................................................................................................................- 3 Features ...............................................................................................................................- 3 Scope of delivery ..............................................................................................................- 3 Technical Data ........................................................................
INTRODUCTION Introduction EDA 997 A is a serial data distributor giving back serial data on 8 outputs at the same time allowing perfect configurations. The RS-485 transmission takes place on all 8 outputs at the same time. The input receiving mode may be selected as RS-485 or RS-232. Features • Input option: 1x RS-232, 2x RS-485 (3 inputs can be „stand-by“ status at the same time, but only one controller will be activated at once) • Output: 8 x RS-485 • max.
TECHNICAL DATA Technical Data Model number EDA 997 A Signal input Manually switchable: 1 x RS-485 simplex, screw terminal or 1 x RS-232 9-pin Sub-D Signal output 8 x RS-485 simplex, screw terminal Application RS-485 star wiring for telemetry or DVR control, conversion of RS-232 input to RS-485 output Power source 12 V DC / 4 W max.
INSTALLATION Installation -5-
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