Omron DRT2 SERIES DEVICENET SLAVES - OPERATION MANUAL 04-2008 Operation Manual page 510

DeviceNet Explicit Messages
Explicit Read
message /write
Time in Read/ Reads (in seconds) the
Tempera- Reset time the system has
ture Range been in a user-set tem-
Read perature range.
Threshold Read Compares the time the
Status for system has been in a
Time in user-set temperature
Tempera- range with a threshold
ture Range value.
Read
0: Timer overflow
1: Timer underflow
7: Set value overflow
Range for Write/ Sets the range for timing
Time in Read the time in the set tem-
Tempera- perature range.
ture Range
Above HH = 0,
Set
Between HH and H = 1,
Pass = 2,
Between L and LL = 3,
Below LL = 4
Threshold Write/ Sets (in seconds) the
for Compar- Read threshold value that is
ison with compared to the time in
Time in the user-set tempera-
Tempera- ture range.
ture Range
Set/Read
Input Tem- Read Reads the result of input
perature temperature variation
Variation detection.
Detection
Read
Input Tem- Read Compares the input
perature temperature variation
Variation detection result with a
Detection threshold value and out-
Threshold puts the result.
Compare
0: Counter overflow
1: Counter underflow
6: Invalid data
7: Set value overflow
Input Tem- Write/ Sets the threshold for
perature Read comparison with the
Variation input temperature varia-
Detection tion detection result.
Threshold
Set
Function
Service
code
Read:
0E Hex
Reset:
35 Hex
0E Hex
Write:
10 Hex
Read:
0E Hex
Write:
10 Hex
Read:
0E Hex
0E Hex
0E Hex
Write:
10 Hex
Read:
0E Hex
Command
Class Instance Command data
ID ID
Attribute
ID
31 Hex 01 to 04 AD Hex
Hex
31 Hex 01 to 04 AE Hex
Hex
31 Hex 01 to 04 AF Hex
Hex
31 Hex 01 to 04 B0 Hex
Hex
69 Hex 01 to 06 67 Hex
Hex
69 Hex 01 to 06 68 Hex
Hex
69 Hex 01 to 06 6E Hex
Hex
Appendix A
Response
Data
4 bytes 4 bytes
--- 1 byte
1 byte 1 byte
4 bytes 4 bytes
--- 4 bytes
--- 1 byte
4 bytes 4 bytes
489