Omron GRT1 - 11-2007 Operation Manual page 335

Explicit Messages
Explicit Read
message /write
Sampling Write/ Sets the sampling cycle
Cycle Set- Read for obtaining the rate of
ting change based on the
previous value.
Cumulated Read/ Reads the cumulated
Value Read Reset analog input value.
Cumulative Read Reads the cumulative
Counter count status in the
Flag Read Cumulative Counter
Flag in the area for
Generic Status Flags.
0: Counter overflow
1: Counter underflow
7: Set value overflow
Cumulative Write/ Writes/reads the set
Counter Read monitor value for the
Monitor cumulative counter.
Value Set-
ting
Cumulative Write/ Sets the unit for the
Counter Read cumulative counter.
Unit Setting
0: Hour (count hours);
1: Minute (count
minutes)
Note (1) The Instance ID specifies the Slice I/O Unit's unit number (1 to 64).
(2) Specifies input 0.
(3) Specifies input 1.
Setting and Reading for Analog Output Units
Explicit Read
message /write
Setting the Write/ Sets the number of DA
Number of Read conversion points.
DA Conver-
sion Points
Analog Out- Read Reads analog output
put Value values.
Read
Output Write/ Sets the output range.
Range Set- Read
4 to 20 mA: 0;
ting
0 to 10 V: 1;
0 to 20 mA: 2;
−10 to 10 V: 3;
0 to 5 V: 4;
1 to 5 V: 6
314
Function
Service
code
Write:
10 hex
Read:
0E hex
Read:
0E hex
Reset:
35 hex
Read:
0E hex
Write:
10 hex
Read:
0E hex
Write:
10 hex
Read:
0E hex
Function
Service
code
Write:
10 hex
Read:
0E hex
0E hex
0E hex
Command
Class Instance Attribute ID
ID ID
8F hex 01 to 40
86 hex
*1
hex
AE hex
8F hex 01 to 40
87 hex
*1
hex
AF hex
8F hex 01 to 40
88 hex
*1
hex
B0 hex
8F hex 01 to 40
89 hex
*1
hex
B1 hex
8F hex 01 to 40
8A hex
*1
hex
B2 hex
Command
Class Instance Attribute
ID ID ID
90 hex 01 to 40 64 hex
*1
hex
90 hex 01 to 40
67 hex
*1
hex
7D hex
90 hex 01 to 40
68 hex
*1
hex
7E hex
Appendix A
Response
Data
*2 GRT1-AD2: GRT1-AD2:
2 bytes (10 2 bytes (10 to
*3
to 65535) 65535)
4 bytes
*2
(−214748364.8
*3
to
214748364.7)
*2 1 byte
*3
4 bytes 4 bytes
*2
*3
1 byte 1 byte
*2
*3
Response
Data Size
2 bytes 1 byte
*2 2 bytes
*3
*2 1 byte
*3