Omron V680-CA5D01-V2

RFID System
User’s Manual
SECTION 7
Characteristics According to Operating Conditions
SECTION 7
Appendices
257
Tag Communications Time and Turn Around Time (Reference)
 Communications Time
V680-HA63A, V680-HS@@, V680-D1KP@@
V680-H01, V680-D1KP58HT
Note: The high-speed mode cannot be used with the V680-H01 Antenna.
When using multi-access or FIFO communications options, normal-mode communications speed will be
used regardless of the high-speed mode setting.
V680-HA63B, V680-HS@@, V680-D2KF@@
Note: When using multi-access or FIFO communications options, normal-mode communications speed will be
used regardless of the high-speed mode setting.
Communications
speed setting
Command Communications time
N: No. of bytes processed
Normal mode Read T = 1.3 N + 31
Write (with verification) T = 2.1 N + 58
Write (without verification) T = 1.8 N + 56
High-speed mode
(See note.)
Read T = 1.0 N + 29
Write (with verification) T = 1.8 N + 51
Write (without verification) T = 1.5 N + 47
Communications speed: Normal mode Communications speed: high-speed mode
Communications
speed setting
Command Communications time
N: No. of bytes processed
Normal mode Read T = 1.2 N + 30
Write (with verification) T = 2.4 N + 49
Write (without verification) T = 1.2 N + 49
High-speed mode
(See note.)
Read T = 0.9 N + 27
Write (with verification) T = 1.7 N + 49
Write (without verification) T = 0.9 N + 41
Communications speed: Normal mode Communications speed: high-speed mode
2,500
2,000
1,500
1,000
500
0
200 400
600
800 1,000
1,200
No. of bytes (byte)
Write (with verification)
Reading
Write
(without verification)
2,000
1,600
1,200
800
400
0
200 400
600
800 1,000
1,200
No. of bytes (byte)
1,800
1,400
1,000
600
200
Write (with verification)
Reading
Communications time (ms)
Communications time (ms)
Write
(without verification
)
5,000
0
500 1,000
1,500
2,000
2,500
0
500 1,000
1,500
2,000
2,500
3,500
2,500
1,500
500
3,000
2,000
1,000
4,500
4,000
3,500
2,500
1,500
3,000
2,000
500
1,000
3,500
No. of bytes (byte)
Write (with verification)
Reading
Write
(without verification)
Communications time (ms)
No. of b
y
tes
(
b
y
te
)
Write (with verification)
Reading
Write
(without verification)
Communications time (ms)