CTEK Z1204 Relay Module - Manual (Page 5)

TN0019 – Z1216 I/O and Z1204 Relay Module
Hardware Configuration
TN0019 - 28 March, 2011
5
Addressing The Z1204S and Z1216S
Each RS485 module is addressed using jumper plugs providing an 8-bit address. The Z1204U and
Z1216U USB modules are addressed at the factory.
Figure 5 shows the Z1216S I/O module addressing jumpers set for an address of 20
H
. Immediately
following that 6 shows a Z1204S Relay module with an address of 01
H
. As noted previously all devices
connected to a single RS485 network must have a unique address.
Figure 5 - Z1216S I/O Module Addressing 20H