Festo EXCM-30-PF Serie Mode D'emploi page 66

Fonctionnement
Lecture des données d'appareil (Read device identification)
Champ
Read device identification request (0x2B)
Function code
MEI type
Read device ID code
Object ID
Read device identification response (0x2B)
Function code
MEI Type
Read device ID code
Conformity level
More follows
Next object ID
No of objects
Object 1
...
Object n
Read device identification exception (0xAB)
Error code
Exception code
Tab. 56 : Lecture des données d'appareil
66
Octets Valeurs
1 0x2B
1 0x0E
1 0x01: basic device identification
0x02: regular device identification
1 0x00: (first object to be transferred)
1 0x2B
1 0x0E
1 Same as request field
1 0x01: basic device identification
0x02: regular device identification
1 0x00: no more objects
1 0x00: no more objects
1 Number of objects in this message
1 è 8.5.6 Objets de données pour la
commande Modbus « Read Device
...
Identification »
1
1 0xAB
1 0x01: illegal function
0x02: illegal data address
0x03: illegal data value
0x04: server device failure
Festo — EXCM-30/-40-...-PF — 2022-02c
N° d'octet
8
9
10
11
8
9
10
11
12
13
14
15 ...
8
9