Baumer MAGRES BMMS M75 Manuel - Page 13
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8 Alarms, warnings, errors, emergency messages and error behavior
Figures 4, 5 and 6 show the surveillance mechanisms. If one of them fails, an alarm or warning will be indicated. The
behavior upon an error can be defined. It is described in chapter 8.3.
8.1
Absolute encoder redundant with cable-pull System
Figure 4: Block diagram redundant encoder
Bus Active
CAN-Controller
Bus Warning
Bus Passiv
Bus Off
RX Buffer Overflow
Position Monitoring Encoder A Error
Position Monitoring Encoder B Error
Difference Monitoring Error
Battery Monitoring Error
Reset Reason Watchdog
8.1.1
Difference monitoring
Figure 5: Block diagram difference monitoring
Physical
[Inc]
Position A
Physical
[Inc]
Position B
Manual_BMMS_CANopen_BECH_EN_rev05.docx
18.06.2013
Reset
OR
OR
Write xxx0 xxxx xxxx xxxx to Alarms (6503h)
Write xx0x xxxx xxxx xxxx to Alarms (6503h)
Write xx0x xxxx xxxx xxxx to Alarms (6503h)
Emergency Error Codes
8100h
8120h
8110h
5000h
5000h
5000h
5000h
6100h
Direction
[Inc]
Correction
Error When ABS(Pos A – Pos B) >
Direction
[Inc]
Correction
R
D
S
OR
OR
R
D
S
OR
R
D
S
OR
R
D
S
Emergency Message
Difference Monitoring
(Value Object 4000h)
13/20
Error Register 1001h
Error Behaviour
Communication Error (Bit 0)
1029h-1h
Generic Error (Bit 4)
Error Behaviour
1029h-2h
Alarms 6503h
Generic Position Alarm (Bit 0)
Position Alarm A (Bit 12)
Position Alarm B (Bit 13)
Difference Alarm (Bit 14)
Warnings 6505h
Battery Warning (Bit 4)
Watchdog Warning (Bit 2)
Difference Monitoring Error
Baumer Electric AG
Frauenfeld, Switzerland