Festo CPX-FB13 Electronic Manual page 95

Cpx terminal. cpx field bus node
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3. Diagnosis
7
6
5
4
3
2
1
0
Fig. 3/6: Channel-related diagnostic byte 1
7
6
5
4
3
2
Fig. 3/7: Channel-related diagnostic byte 2
7
6
5
4
3
2
Fig. 3/8: Channel-related diagnostic byte 3
Festo P.BE-CPX-FB13-EN en 0112NH
1
0
Module number of the channel-related
Bit
diagnosis
Module number 0...63
Bit 7, 6 fixed at 10
1
0
Bit
Channel number
Channel number 0...63
Input/output
00 = reserved 10 = output
01 = input
1
0
Bit
Type of diagnosis
Fault type (see Tab. 3/15)
Channel type
000 = reserved 100 = 1 byte
001 = 1 bit
010 = 2 bits
011 = 4 bits
11 = input/output
101 = 1 word
110 = 2 words
111 = reserved
3-21

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