14-37
14 Serial Communications
CP2E CPU Unit Software User’s Manual(W614)
14
-5 Serial PLC
Lin
ks
14
14-5-5 Example Application
The present temperature information is exchanged between the boilers. This information is used to
adjust the temperature control of one boiler depending on the status of the other boilers and for moni-
toring individual boilers.
z
Wiring Example
z
CP1W-CIF11 RS422/485 Option Board DIP Switch Settings
14-5-5 Example Application
Operation
No.
Settings
Polling
Unit
Polled
Unit No. 0
Polled
Unit No. 1
Description
1
Terminating resistance selection
ON
OFF
ON
PLCs at both ends must have ter-
minating resistance connected.
2
2-wire or 4-wire selection
ON
ON
ON
2-wire
3
2-wire or 4-wire selection
ON
ON
ON
2-wire
4
−
OFF
OFF
OFF
Always OFF
5
RS control selection for RD
OFF
OFF
OFF
Control disabled
6
RS control selection for SD
ON
ON
ON
Control enabled
Boiler A
Boiler B
Boiler C
Boiler A: CP2E (Polling Unit)
CP2E CPU Unit
CP2E CPU Unit
CP2E CPU Unit
CP1W-CIF11
R
S
-422A/485
Option Bo
a
rd
CP1W-CIF11
R
S
-422A/485
Option Bo
a
rd
CP1W-CIF11
R
S
-422A/485
Option Bo
a
rd
CP1W-T
S
101
Temper
a
t
u
re
S
en
s
or Unit
CP1W-T
S
101
Temper
a
t
u
re
S
en
s
or Unit
CP1W-T
S
101
Temper
a
t
u
re
S
en
s
or Unit
Two Pt100
S
en
s
or Inp
u
t
s
Two Pt100
S
en
s
or Inp
u
t
s
Two Pt100
S
en
s
or Inp
u
t
s
CIO 2, CIO 3
CIO 2, CIO 3
CIO 2, CIO 3
Boiler B: CP2E (Polled Unit No. 0)
Boiler C: CP2E (Polled Unit No. 1)
RDA-
RDB+
S
DA-
S
DB+
FG
RDA-
RDB+
S
DA-
S
DB+
FG
RDA-
RDB+
S
DA-
S
DB+
FG
1 A-
2 B+
3 FG
A-
B+
FG
1
2
3
A-
B+
FG
1
2
3
S
imple PLC link
B
u
ilt-in R
S
-485 Port
CP2W-CIFD2/CIFD3
B
u
ilt-in R
S
-485 Port
CP2W-CIFD2/CIFD3
Built-in R
S
-4
8
5 Port of CP2E
S
-type CPU Unit or When an Option Board
with 2 port
s
i
s
mounted on a CP2E N
-type CPU Unit
When a R
S
-422A/4
8
5 Option Board i
s
mounted on a CP2E N
-type CPU Unit
B
u
ilt-in R
S
-485 Port
CP2W-CIFD2/CIFD3
CPU Unit connector
DIP s
w
itch for operation
settings
(Back)
Summary of Contents for SYSMAC CP Series
Page 3: ......
Page 32: ...1 Overview 1 4 CP2E CPU Unit Software User s Manual W614 ...
Page 44: ...3 CPU Unit Operation 3 8 CP2E CPU Unit Software User s Manual W614 ...
Page 116: ...6 I O Allocation 6 8 CP2E CPU Unit Software User s Manual W614 ...
Page 144: ...7 PLC Setup 7 28 CP2E CPU Unit Software User s Manual W614 ...
Page 170: ...10 Interrupts 10 14 CP2E CPU Unit Software User s Manual W614 ...
Page 200: ...11 High speed Counters 11 30 CP2E CPU Unit Software User s Manual W614 ...
Page 272: ...12 Pulse Outputs 12 72 CP2E CPU Unit Software User s Manual W614 ...
Page 278: ...13 PWM Outputs 13 6 CP2E CPU Unit Software User s Manual W614 ...
Page 460: ...18 Programming Device Operations 18 28 CP2E CPU Unit Software User s Manual W614 ...
Page 576: ...Revision 2 CP2E CPU Unit Software User s Manual W614 ...
Page 577: ......