HEIDENHAIN TNC151B Service Instructions Manual page 67

)
R&Pulse Inhibit
CRU Address Bus
X.Y.Z.IX Ref.Pulse Inhibit
from PLC
Interface Board
I
to 2nd Ext.
PLC II0 Board
EMERGENCY
STOP
l-----l I
Overload
output
Drivers
and
Current
Sense
Drawing -No.:
4820 E KD 16017 00
li!!sEH
E2
-7
Input
Ports
:ParalleL
to Serial
Conv.) r
I
to PLC Interface Board
I
( PLC cI~!?f:c~Boa~d _
CRUIN 1 to
PLC Interface Boarc
. . , . .d
, ItSerial toK
I I
I
RESET, CRUOUT. CRUCLK
from PLC Interface Board
* Parallel
Conv.) g
EMERGENCY STOP
Reset
EMERGENCY STOP to
2nd PLC 110 Brd.