Siemens SINUMERIK 840D sl Function Manual page 107

Note
Note that the NCU configured via the DEFAULT channel must be the same as the NCU
specified under NcddeDefaultMachineName in file MMC.INI.
Explanatory notes on mmc_typ:
mmc_typ contains type and connection identifiers for the control units and is transferred to
the PLC in the event of a switching request. mmc_typ is evaluated as a priority for the
suppression strategy. See Section "Suppression".
Bit 7 = --
Bit 6 = TRUE:
Bit 5 = TRUE:
Bit 4 = TRUE:
Operator panel = PCU (incl. HMI Advanced/Embedded) with OP/TP
The user can specify four additional HMI types which the control unit switchover function of
the PLC also takes into account in its suppression strategy:
Bit 3 = TRUE:
Bit 2 = TRUE:
Bit 1 = TRUE:
Bit 0 = TRUE:
If no mmc_typ is entered in file NETNAMES.INI, then the HMI/HT6 powers up by the method
defined for standard functionality.
V. Description of NCU component(s)
A separate entry must be generated for every single NCU component connected to the bus.
Element
[param
name=
type=
NCU_572|NCU_573
nck_address =
Extended Functions
Function Manual, 01/2008, 6FC5397-1BP10-3BA0
Several Operator Panels on Several NCUs, Distributed Systems (B3)
2.2 Several operator panel fronts and NCUs with control unit management option
(reserved)
HMI is the server (HMI Advanced) and cannot be suppressed.
Operator panel/HT6 is the main control panel.
Operator panel/HT6 is the secondary control panel.
OEM_MMC_3
OEM_MMC_2
OEM_MMC_1
OEM_MMC_0
NCU_ID
]
any_name
NCU_561|NCU_571|
j
Explanation
Header
Any name assigned by the user;
is output in the alarm line
(optional, max. 32 characters)
NCU type
Address of NCU component on
the bus:
j
= 1, 2, ..., 30 *)
Example
[param NCU_1]
name= NCU1
type= NCU_572
nck_address = 14
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