35
E3NW-CRT
User’s Manual
Sect
ion 3
CompoN
et
Communic
a
tions
Spec
if
ic
at
ions
Section 3
Overview of the Sensor Communications Unit with CompoNet Communications
Overview of CompoNet Communications
●
Remote I/O Communications
You can assign Sensor ON/OFF output data in the master input area to the E3NW-CRT
Sensor Communications Unit.
Mode
Allocated
words
Communications
Number of
connectable
Sensors
Description
I/O Mode 1
2 words in
input area
The following data is sent to the master.
• ON/OFF output data for a maximum of 15
Sensors
• Explicit Communications In-progress Flag
• Sensor Error Status
15 max.
Use this mode when
connecting to a CS-
series, CJ-series, or
NJ-series CompoNet
master or other
device that supports
explicit
communications.
I/O Mode 2
6 words in
input area
+ 6 words
in output
area
The following data is sent to the master.
• ON/OFF output data for a maximum of 16
Sensors
• I/O command area data to control
changing settings with I/O
• I/O Command Execution In-progress Flag
• Explicit Communications In-progress Flag
• Sensor Error Status
16 max.
Use this mode when
connecting to a GQ-
CRM21 or other
gateway that does not
support explicit
communications.
Unit 1
Unit 2
Unit 15
Remote I/O
communications input area
E3NW-CRT Sensor
Communications Unit
with CompoNet
Communications
CompoNet Unit
CPU Unit
PLC
Unit 1 ON/OFF output data
Unit 2 ON/OFF output data
Unit 13 ON/OFF output data
Communications in progress
with Sensor Amplifier Unit
CompoNet
●
Remote I/O communications
Sensor Heads
Sensor Amplifier Units
Example for 1-word mode
Содержание CompoNetT E3NW-CRT
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