202
Case 1
: Slave to Master, connecting PLC[RS232] directly to PC[RS-232]/PLC[RS485] combination port.
Connect to SLAVE HMI PLC[RS-232] port
Cable has D-SUB Male end
Connect to MASTER HMI PC[RS-232] port
Cable has D-SUB Female end
2 TxD
Æ
8 RxD
3 RxD
Æ
7 TxD
5 GND
Æ
5 GND
Shield
Æ
Earth Ground
Case 2
: Slave to Master, connecting PLC[RS232] to PC side of split download cable (MT5_PC) with use of Male to Male Null
Modem cable.
Connect to SLAVE HMI PLC[RS-232] port
Cable has D-SUB Male end
Connect to MT5_PC to MASTER HMI PC[RS-232] port
Cable has D-SUB Male end
2 TxD
Æ
3 RxD
3 RxD
Æ
2 TxD
5 GND
Æ
5 GND
Shield
Æ
Earth Ground
Case 3
Optional Ethernet Connections:
Units equipped with the optional Ethernet port can be connected via Ethernet to a
Master and Slaves using standard 10T Ethernet cables. Slave to Master, connect the Ethernet ports with a standard
(Category 5) Ethernet 10T crossover cable (RJ-45 to RJ45). On the other hand, use standard cables with routing passing
through Hubs and Servers as needed.
Connecting a Master directly to a Slave using 10T Crossover cable
Connecting a Master through a Hub to Slaves
Slave
Master
Slave
Slave
Hub
Master
Summary of Contents for MMI-1500
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