2.4 Wiring for Communication Cassettes COM1 and COM2 ports2-192.4.5 Communication Cassette AFP7CCS1M1 (RS-232C 1-Channel + RS-4851-Channel Insulated Type) Terminal layoutTerminalno.LED partSymbolTerminalpartSymbolFunctions thatcan be allocatedSignaldirectionPorts that can beallocatedin the software1 CH1 SD + Transmission line (+) -2 RD - Transmission line (-) -3 + Transmission line (+) -4 - Transmission line (-) -COM.15 - 6 - - - - -7 CH2 SD SD Sent data -8 RD RD Received data -9 SG SG Signal ground -COM.2(Note 1) Terminal No.1 and Terminal No.3, and Terminal No.2 and Terminal No.4 are respectively connected inside.(Note 2) Do not connect anything to Terminals No.5 and No.6. Example of wiringAFP7CCS1M1NCNC－6SDSent DataSD7RDReceived DataRD8Signal GroundNCTransmission line (-)Transmission line (+)Transmission line (-)Transmission line (+)Signal nameSGSG9NC－5-- / R4++ / R3-- / S2++ / S1FunctionsTerminalpart symbolTerminalNo.RS-485 Partner 1Transmission line (-)Transmission line (+)Signal name-+TerminalRS-485 Partner 2RS-232C partnerTransmission line (-)Transmission line (+)Signal name-+TerminalSent DataSDSignal GroundReceived DataSignal nameSGRDTerminalPhone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
