Rockwell Automation 2706-M1 MESSAGEVIEW 421 HARDWARE MANUAL - Manual (Page 108)

6–15 Remote I/O and RS-232 Connections
Publication 2706–816
A MessageView terminal (Catalog No. 2706-M1D1, -M1N1,
-M1F1) connects to any Allen-Bradley 1771 Remote I/O link.
Applicable host controllers are listed in the table below
When connecting a MessageView terminal to a controller, refer to
the user manual for the controller or scanner module for connection
diagrams and any Remote I/O limitations. The table below provides
a list of compatible controllers/scanners.
Controllers and Scanners Compatible with MessageView
Terminals
Controller Subscanner Comments
PLC-5

/11,
5/15➀, 5/20, 5/25,
PLC Integral
Connect MessageView terminals directly to the
Remote I/O port (scanner mode).
5/15 , 5/20, 5/25,
5/30, 5/40, 5/60,
5/80, 5/250
1771-SN
Connect MessageView terminals through the
1771-SN Subscanner Module.
PLC-5/10, 5/12 1771-SN
Connect MessageView terminals through the
1771-SN Subscanner Module.
P C 3

and
None
Connect MessageView terminals directly to a
PLC-3.
PLC-3

and
PLC-3/10
PLC 3/10
Remote I/O
Scanner➁
Connect MessageView terminals to the PLC-3/10
through the Remote I/O scanner.
PLC-2

➂
1771–SN or
1772-SD2➃
Connect MessageView terminals to the PLC-2
family of processors through a 1771-SN I/O
Subscanner Module or 1772-SD2
Scanner/Distribution panel.
SLC-5/02, 5/03
t,
5/04 t
1747-SN
Connect MessageView terminals through the
1747-SN Subscanner Module. Each Subscanner
Module provides an additional Remote I/O link for
up to 4 racks.
Important: Only Series B and later versions of the
1747-SN subscanner support block transfers.
IBM PC 6008-SI
6008-SI I/O Scanner is compatible with IBM PC or
compatible personal computers. The scanner
provides a personal computer access to the 1771
Remote I/O link.
VME
t 6008-SV
6008-SV I/O Scanner provides access to the 1771
Remote I/O link for VME controllers.
DEC Q-BUS t 6008-SQ
6008-SQ I/O Scanner provides access to the 1771
Remote I/O link for DEC Q-BUS controllers.
➀ If you use a PLC-5/15 with partial rack addressing and block transfers, you must use Series B,
Rev. J or later.
➁ If you use a 1775-S4A Remote Scanner/Distribution Panel, you must use Series B or later.
➂ If you use a PLC-2 be sure to consult the manual on proper addressing.
➃ If you use a 1772-SD2 Remote Scanner/Distribution Panel, you must use revision 3 or later.
Compatible Controllers