Omron GRT1 - 11-2007 Operation Manual page 341

Explicit Messages
Explicit Read
message /write
Top/Valley Write/ Selects counting either
Counting Read tops or valleys.
Selection
Count tops = 0
Count valleys = 1
Top/Valley Write/ Sets the threshold value
Count Read to compare with the
Threshold top/valley count.
Set
Tempera- Read/ Reads (in seconds) the
ture Range Reset time the system has
Total Time been in a user-set tem-
Read perature range.
Threshold Read Compares the time the
Status for system has been in a
Tempera- user-set temperature
ture Range range with a threshold
Total Time value.
Read
0: Counter overflow
1: Counter underflow
7: Set value overflow
Range for Write/ Sets the range for timing
Tempera- Read the time in the set tem-
ture Range perature range.
Total Time
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
Tempera- the user-set tempera-
ture Range ture range.
Total Time
Set/Read
Data Com- Read Reads the result of data
parison comparison between
between channels.
Channels
Read
Data Com- Read Compares the result of
parison data comparison
between between channels with
Channels a threshold value and
Threshold
outputs the result.
Compare
0: Counter overflow
1: Counter underflow
6: Invalid data
7: Set value overflow
320
Function
Service
code
Write:
10 hex
Read:
0E hex
Write:
10 hex
Read:
0E hex
Read:
0E hex
Reset:
35 hex
0E hex
Write:
10 hex
Read:
0E hex
Write:
10 hex
Read:
0E hex
0E hex
0E hex
Command
Class Instance Attribute
ID ID ID
8F 01 to 40 A0 hex
*2 *1
hex hex
90
*3
hex
8F 01 to 40 A1 hex
*2 *1
hex hex
90
*3
hex
8F 01 to 40 A2 hex
*2 *1
hex hex
90
*3
hex
8F 01 to 40 A3 hex
*2 *1
hex hex
90
*3
hex
8F 01 to 40 A4 hex
*2 *1
hex hex
90
*3
hex
8F 01 to 40 A5 hex
*2 *1
hex hex
90
*3
hex
8F 01 to 40 AB hex
*2 *1
hex hex
90
*3
hex
8F 01 to 40 AC hex
*2 *1
hex hex
90
*3
hex
Appendix A
Response
Data
1 byte 1 byte
4 bytes 4 bytes
4 bytes 4 bytes
1 byte
1 byte 1 byte
4 bytes 4 bytes
4 bytes
1 byte