IFM AL1940 - Page 77

77
ifm Device Manual IO-Link Master with Modbus interface CabinetLine 8 Ports IP 20 (AL1940) 05 / 2018
Appendix Modbus
>
Mapping: events
13674
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
reserved
Event 1:
Mode
Event 1:
Type
Event 1:
Src
Event 1:
Instance
Event 1: Code
reserved
Event 2:
Mode
Event 2:
Type
Event 2:
Src
Event 2:
Instance
Event 2: Code
reserved
Event 3:
Mode
Event 3:
Type
Event 3:
Src
Event 3:
Instance
Event 3: Code
Legend:
 [Event m: Mode]
Mode: mode of the event
2 bits
0x0
reserved
0x1
One-time event
0x2
Event has disappeared
0x3
Event has appeared
 [Event m: Type]
Type: category of the event
2 bits
0x0
reserved
0x1
Notification
0x2
Warning
0x3
Error
 [Event m: Src]
Source: source of the event
1 bit
0x0
IO-Link Device
0x1
IO-Link Master
 [Event m: Instance]
Type: trigger of the event
2 bits
0x0
unknown
0x1...0x3
reserved
0x4
Application
0x5...0x7
reserved
 [Event m: Code]
Code: event code; depends on the device
2 bytes
→ IODD description of the IO-Link
device