Omron DRT2 SERIES DEVICENET SLAVES - OPERATION MANUAL 04-2008 Operation Manual page 498

DeviceNet Explicit Messages
Setting and Monitoring Sensor Disconnected Detection
Explicit Read/
message write
Sensor Dis- Read Reads the setting status
connected for sensor disconnection
Setting for the input (No. 1 to
(Environ- 32) specified by the
ment-resis- Instance ID.
tive
Note: For DRT2-
Terminal
HD16C(-1), the same
Input Units,
setting is used for the
Screw-less
two inputs in the same
Clamp Input
connector.
and I/O
Write Writes the setting for the
Units only)
sensor detection for the
input (No. 1 to 32) spec-
ified by the Instance ID.
Note: For DRT2-
HD16C(-1), the same
setting is used for the
two inputs in the same
connector. For exam-
ple, input 0 and input 1
share the same setting.
If input 0 and input 1 are
assigned different set-
tings, the last input set-
ting will be used for both
inputs.
Sensor Dis- Read Reads the sensor con-
connected nected/disconnected
Status Read status for the input (No.
(Environ- 1 to 32) specified by the
ment-resis- Instance ID.
tive
Note: For DRT2-
Terminal
HD16C(-1), the same
Input Units,
information is read for
Screw-less
the two inputs in the
Clamp Input
same connector.
and I/O
Units only)
Sensor Dis- Read Reads the sensor con-
connected nected/disconnected
Status for status for all sensors at
All Sensors once.
Read at
Note: For DRT2-
Once (Envi-
HD16C(-1), reads the
ronment-
status for each input
resistive
connector.
Terminal
Input Units,
Screw-less
Clamp Input
and I/O
Units only)
Function
Service
code
0E Hex
10 Hex
0E Hex
0E Hex
Command
Class ID Instance
ID
Attribute ID
08 Hex 01 to 20 68 Hex
Hex
08 Hex 01 to 20 68 Hex
Hex
08 Hex 01 to 20 6A Hex
Hex
1D Hex 01 Hex 68 Hex
Appendix A
Response
Command data
Data
--- 1 byte
00 Hex: Dis-
abled (not
used)
01 Hex:
Enabled
(used)
1 byte ---
00 Hex: Dis-
abled (not
used)
01 Hex:
Enabled
(used)
--- 1 byte
00 Hex:
Connected
(or no detec-
tion setting)
01 Hex: Dis-
connected
--- 1 byte,
2 bytes,
4 bytes
00 Hex:
Operating
normally
Other val-
ues: The
sensor of
the corre-
sponding
input con-
nector is dis-
connected
(connectors
1 to 32: bits
00 to 31)
(See note.)
477