Ganz ZC-PT Series Installation Manual

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Ganz ZC-PT Series Installation Manual Manual pdf 21 page image

Installation Guide203.4.4 RS-485 Connector DefinitionRS-485 is the interface that communicates the camera and its control device. Pleaseconnect the control keyboard to the speed dome through the terminal block. Therecommended cables for RS-485 communication are CAT 5 cables; maximum cablelength for over 24-gauge wire is 4000 feet (1219 meters). If the total cable lengthexceeds 4000 feet, using a repeater to maintain the signals is recommended. Pleaserefer to the figure and table below for pin defination and wiring.Pin Corresponding Pins(22-Pin Connector) Definition1 7,10 T+, R+ (D+)2 Reserved3 Reserved4 Reservied5 8,9 T-, R- (D-)