
Byte
Bit 7 ... 0
0
n
Bit 6 ... 0: Channel type
–
70h: Digital input
–
71h: Analog input
–
72h: Digital output
–
73h: Analog output
–
74h: Analog input/-output
–
76h: Counter
n
Bit 7: reserved
Byte
Bit 7 ... 0
0
Number of diagnostic bits per channel (here 08h)
Byte
Bit 7 ... 0
0
Number of channels of a module (here 04h)
Byte
Bit 7 ... 0
0
n
Bit 0: set at error in channel group 0
n
Bit 1: set at error in channel group 1
n
Bit 2: set at error in channel group 2
n
Bit 3: set at error in channel group 3
n
Bit 7 ... 4: reserved
Byte
Bit 7 ... 0
0
Channel-specific error channel x:
n
Bit 0: set at configuring/parameter assignment error
n
Bit 5 ... 1: reserved
n
Bit 6: set at measuring range underflow
n
Bit 7: set at measuring range overflow
Byte
Bit 7 ... 0
0
reserved
Byte
Bit 7 ... 0
0...3
Value of the µs ticker at the moment of the diagnostic
µs ticker
In the SLIO module there is a timer (µs ticker). With PowerON the timer starts counting
with 0. After 2
32
-1µs the timer starts with 0 again.
CHTYP Channel type
NUMBIT Diagnostic bits
NUMCH Channels
CHERR Channel error
CH0ERR ... CH3ERR
Channel-specific
CH4ERR ... CH7ERR
reserved
DIAG_US µs ticker
VIPA System SLIO
Analog Input
031-1CD45 - AI 4x16Bit 0(4)...20mA > Diagnostic data
HB300 | SM-AIO | | en | 17-05
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