turck BL20 - Page 371

D301087 0308 - BL20 CANopen 5-15
I/O-Module Diagnostics
5
 BL20-4AI-U/I
AThe threshold for this error message is 1% over the upper measuring
range value or 1 % below the lower measuring range value.
Designation/
Meaning
Byte 0/1
Error code
Byte 2
Error register
Byte 3
Extra info
Byte 4
Extra info
Input current
too high:
The input
current is
outside of the
permissible
range.
A
2110
hex
Bit 1 = 1
(current error)
Module
number
Channel number
Input current
too low:
Open circuit or
input current
(for the
measuring
range 4 to 20
mA) too low.
The threshold is
3 mA.
2130
hex
Bit 1 = 1
(current error)
Module
number
Channel number
AI U voltage
out of range:
Open circuit or
input voltage is
outside of the
permissible
range.
3003
hex
Bit 2 = 1
(voltage error)
Module
number
Channel number
Note
For the exact byte assignment of the Emergency frame, please see
"Structure of the Emergency Frames", page 5-3.