BOS 21M-_ _ _-_ _ _ _-S4
Photoelectric Sensors
Diffuse, retro-reflective and through-beam sensors
6
english
IO-Link
Process data
The sensor sends 3 bits of process data to the master.
Byte 0
7
6
5
4
3
2
1
0
FWRN
WRN
BDC1
Tab. 2: Process data
The process data for the through-beam (emitter)
are always 0.
BDC1
Binary status information (switching point):
1 Active
0
Inactive
WRN
1 Receive signal > 3 seconds in limit area
(0.7 ≤ Excess gain ≤ 1.5)
FWRN
1 Receive signal in limit area (0.7 ≤ Excess gain ≤ 1.5)
IO-Link Parameters
Index
(dec.)
Subindex
(dec)
Name
Data format
Access
Value range
Remarks
0x01 (1)
0x01 (1)
Unused
1 byte
R
0x00 (0)
0x02 (2)
0x03 (3)
0x04 (4)
Temperature
0x00 (0)…0xFF (255)
0x05 (5)
Unused
0x00 (0)
0x06 (6)
0x07 (7)
0x08 (8)
0x09 (9)
0x0A (10)
0x0B (11)
0x0C (12)
Process Data Input
Bit 0 = BDC1
Bit 1 = WRN
Bit 2 = FWRN
See process data
0x0D (13)
Unused
0x00 (0)
0x0E (14)
Potentiometer
0x00 (0)…0xFF (255)
Potentiometer
setting
0x0F (15)
Unused
0x00 (0)
0x10 (16)
Tab. 3: IO-Link Parameters
