Dahua VTO2000A - Typical Connection Modes; IP Connection Mode 1; IP Connection Mode 2

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1 Typical Connection
Note: All the installation and operations here should conform to your local
electric safety rules.
When a visitor press call button on VTO, multiple VTHs will ring at the same time. You can call,
hang up, and unlock on any of these VTHs.
1.1 IP Connection Mode 1
This mode is for VTO2000A/VTH1550CH/VTH1560B.
VTH has one master VTH and up to three extension VTHs. See Figure 1-1.
Figure 1-1
1.2 IP Connection Mode 2
This mode is for VTO2000A-2/VTH1550CHW-2.
The VTH has two types: one master VTH and up to three extension VTHs. See Figure 1-2.
Figure 1-2