User`s manual

1-19
ZM-62E
PLC
POWER
RUN
To be connected through RS-232C or RS-422 (RS-485) interface.
ZM-62E
PLC1 PLC2 PLC3 PLCn
POWER
RUN
To be connected through RS-422/485 interface
Max. 500 m
PLC
"ZM-
**
" 1 "ZM-
**
" 2 "ZM-
**
" 3 "ZM-
**
" n
POWER
RUN
POWER
RUN
POWER
RUN
POWER
RUN
To be connected through RS-485 interface
Max. 500 m
POWER
RUN
POWER
RUN
POWER
RUN
* Connection as show below is not recommended.
Connection Style
Three kinds of ZM-62E to PLC connection styles are available as shown below.
1 : 1
In this style, a single ZM-62E is connected to a single PLC.
For details, refer to "10 1 : 1 Communications."
1 : n (multi-drop)
In this style, multiple PLCs are connected to a single ZM-62E. (n = 1 to 31)
For details, refer to "11 1 : n Communications."
n : 1 (multi-link 2, multi-link)
In this style, multiple units of ZM-
**
(ZM-62E for example) are connected to a single PLC.
(Multi-link 2: n = 1 to 4, Multi-link: n = 1 to 31)
For details, refer to "12 n : 1 (multi-link 2, multi-link)."
1 Serial Connector (CN1)