Omron V680 Series - Page 277

Data Characteristics
Section 11
Section 11
Appendices
275
RFID System
User's Manual
(Modbus TCP)
V680S-HMD6-EIP and V680S-D2KF6 (Communications speed setting: High speed)
• Communication Option: Other than FIFO Trigger (With ID code check)
• Communication Option: FIFO Trigger (With ID code check)
V680S-HMD6-EIP and V680S-D8KF6 (Communications speed setting: High speed)
• Communication Option: Other than FIFO Trigger (With ID code check)
• Communication Option: FIFO Trigger (With ID code check)
Query Communications time (ms)
N: No. of bytes processed
Read T= 0.4N + 17.4
Write (with verification) T= 1.0N + 51.9
Write (without verification) T= 0.7N + 35.2
Command Communications time (ms)
N: No. of bytes processed
Read T= 0.4N + 24.8
Write (with verification) T= 1.2N + 76.1
Write (without verification) T= 0.8N + 51.6
Query Communications time (ms)
N: No. of bytes processed
Read T= 0.4N + 33.0
Write (with verification) T= 0.9N + 95.1
Write (without verification) T= 0.5N + 65.8
Command Communications time (ms)
N: No. of bytes processed
Read T= 0.4N + 40.4
Write (with verification) T= 1.0N + 116.5
Write (without verification) T= 0.6N + 45.8
0
0 50 100 150 200 250 300
No. of bytes (byte)
Communications time (ms)
50
100
150
200
250
300
350
600
400
Write (with verification)
Write (without verification)
Read
450
500
550
0
0 50 100 150 200 250 300
No. of bytes (byte)
Communications time (ms)
50
100
150
200
250
300
350
600
400
Write (with verification)
Write (without verification)
Read
450
500
550
0
0 50 100 150 200 250 300
No. of bytes (byte)
Communications time (ms)
50
100
150
200
250
300
350
600
400
Write (with verification)
Write (without verification)
Read
450
500
550
0
0 50 100 150 200 250 300
No. of bytes (byte)
Communications time (ms)
50
100
150
200
250
300
350
600
400
Write (with verification)
Write (without verification)
Read
450
500
550