
connecting to an external device
18_ connecting to an external device
Connecting SRD-4XX DVR
Connect RS-485 port on the rear of SRD-4XX with SPC-2010.
For the half duplex system
- Connect Tx (+) of SRD-4XX with TRx (+) of SPC-2010.
- Connect Tx (–) of SRD-4XX with TRx (–) of SPC-2010.
M
Not supported by SRD-480D.
Tx1Tx2Tx3TRx
Tx1 Tx2 Tx3 TRx
Tx1Tx2Tx3TRx
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