Cattron Safe-E-Stop - Page 75

75
Version 17
Safe-E-Stop™
User Guide
The Input registers follow the same structure as the EtherNet/IP messages, where the 64 bytes from the
EtherNet/IP messages are mapped to 32 Modbus 16-bit registers.
Table 27: Input Registers
MODBUS REGISTER
ADDRESS
MSB
LSB
REFERENCE: ETHERNET/IP
MESSAGES BYTES #
1
Registers mapping
Revision
Input Registers
Update Counter
1, 2
2
System Address -
MSB
System Address –
LSB
3, 4
3
MSD status
PSD1 ID
5, 6
4
PSD2 ID
PSD3 ID
7, 8
5
PSD4 ID
PSD5 ID
9, 10
6
Offending PSD ID
MSD display buttons
11, 12
7
(reserved)
(reserved)
13, 14
8
(reserved)
(reserved)
15, 16
9
PSD1 – Status byte 1
PSD1 – Status byte
2
17, 18
10
PSD1 - RSSI
PSD2 – Status byte
1
19, 20
11
PSD2 – Status byte 2
PSD2 - RSSI
21, 22
12
PSD3 – Status byte 1
PSD3 – Status byte
2
23, 24
13
PSD3 - RSSI
PSD4 – Status byte
1
25, 26
14
PSD4 – Status byte 2
PSD4 - RSSI
27, 28
15
PSD5 – Status byte 1
PSD5 – Status byte
2
29, 30
16
PSD5 - RSSI
(reserved)
31, 32
17
PSD1 responses
counter
PSD2 responses
counter
33, 34
18
PSD3 responses
counter
PSD4 responses
counter
35, 36
19
PSD5 responses
counter
(reserved)
37, 38
20 -32
(reserved)
(reserved)
39 – 64
Output Registers
32 output registers are implemented. No functions are defined for this release. Writing output registers have no
impact.