Siemens SINUMERIK FM-NC Installation And Startup Manual page 51

03.96
3.3 Connection of a 2nd MCP/customer OPI and/or 1 HHU (up to SW 3.1)
SDB210
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).
Set HHU
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.
Parameterization
The following parameter settings must be added to FB1 for the HHU.
of basic PLC .
.
program FB1
.
HHU:=1
BHGIn:=P#M20.0
BHGOut:=P#M0.0
BHGStatRec:=P#M26.0
.
.
.
The other HHU parameters are set to appropriate defaults.
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SINUMERIK 840D Installation and Start-Up Guide (IAD) – 04.00 Edition
(HHU on MPI bus)
(HHU input signals)
(HHU output signals)
(status double word)
3 Settings, MPI / OPI
3-51
3