3
03.96
3.3 Connection of a 2nd MCP/customer OPI and/or 1 HHU (up to SW 3.1)
3-51
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SINUMERIK 840D Installation and Start-Up Guide (IAD) – 04.00 Edition
The SDB 210s have been generated during compilation. Transfer SDB 210 for
CPU program as314 to the PLC–CPU (PLC must be in the STOP state).
Procedure:
1. Click on File/Download to PLC menu
2. Download window appears. Select as314//CPU1:: and confirm with OK.
3. Switch PLC into RUN mode (restart).
The default address 15 can be left unchanged on the HHU, only the GD param-
eters at 1.1.1–1.2.1 must be set, see Section 3.4.
The following parameter settings must be added to FB1 for the HHU.
.
.
.
HHU:=1 (HHU on MPI bus)
BHGIn:=P#M20.0 (HHU input signals)
BHGOut:=P#M0.0 (HHU output signals)
BHGStatRec:=P#M26.0 (status double word)
.
.
.
The other HHU parameters are set to appropriate defaults.
SDB210
Set HHU
Parameterization
of basic PLC
program FB1
3 Settin
s, MPI / OPI