User Manual - san telequip
Contents
1. San Telequip P Ltd 4 Crystal House 235 Navi Peth Off LBS Road Pune 411 030 SAN TELEQUIP Phone 020 24334423 65001587 Connecting Converting Leading email info santelequip com l Document Name User Manual SAM DO 485 SAM DO is a Dual RS485 2 4 Wire Input and Single RS 232 Output Port Switch The switching of either of the Inputs to the Output is done by applying external 24V DC voltage DI In SAM DO there are Two Input RS485 2 4 Wire Port as Inputs amp One RS 232 Port as Output Normally Input Port 1 is connected to the Output When 24V DC is applied Port 1 gets disconnected amp Port 2 get connected to the Output SIGNAL of SAM DO Will Connect to For RS 485 2 Wire Please use only TX amp TX Signals RXD TXD 5 5 GND RS 485 Input Port 1 amp 2 4 Pin Howder Connector RS 232 Output Port 9 Pin D Type Female connector Power Supply 90 270 VAC 3 Pin Howder Connector MODE RS 485 2 Wire RS 485 4 Wire D Manuals and FRS Sharing Redundancy Switches SAMDO SAM DO 485 232 doc Page 1 of 1
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