09.95 6 NC Machine Data (NC MD), NC Setting Data (NC SD)
6.6.6 Channel-specific MD bits 2
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7 6 5 4 3 2 1 0
Bit No.
NC MD
920*
Emergency
Stop
triggers
retraction
1)
Mode
Group Stop
triggers
retraction
1)
Bit 1 Bit 1=1 Emergency Stop triggers a retraction.
Bit 1=0 Emergency Stop does not trigger a retraction.
Bit 0 Bit 0=1 Mode Group Stop triggers a retraction.
Bit 0=0 Mode Group Stop does not trigger a retraction.
Active: at once
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7 6 5 4 3 2 1 0
Bit No.
NC MD
922*
Input bit 7
triggers
retraction
1)
Input bit 6
triggers
retraction
1)
Input bit 5
triggers
retraction
1)
Input bit 4
triggers
retraction
1)
Input bit 3
triggers
retraction
1)
Input bit 2
triggers
retraction
1)
Input bit 1
triggers
retraction
1)
Input bit 0
triggers
retraction
1)
Effect of mixed I/O or CSB inputs bit 7 to 0
Bit 7-0 Bit 7-0=1 If a 0 V signal is applied at the corresponding input of the mixed I/O
module or CSB, a retraction is triggered.
Bit 7-0=0 The level of the input does not trigger a retraction in any position.
Active: at once
Note:
The 6 CSB inputs correspond to bits 2 - 7, bit 0 corresponds measurement input 1, bit 1
corresponds to measurement input 2.
_______
1) As from SW 4
© Siemens AG 1992 All Rights Reserved 6FC5197- AA50 6–157
SINUMERIK 840C (IA)
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