Siemens SINUMERIK Commissioning Manual page 55

conn_1= NCU_1
conn_2= NCU_2
conn_3= NCU_3
conn_4= NCU_4
EXTCALL_conns=conn_1, conn_2, conn_3, conn_4
; conn_i identifier only for the NCUs from which the PCU
; can be accessed (with HMI) (see note)
; Description of significant net parameters
[param network]
bus= opi
; HMI descriptions
[param HMI_3]
HMI_typ = 0x40
HMI_......
; descriptive part, NCU components
[param NCU_1]
type =NCU_573
nck_address= 11
plc_address= 11
name = NCU1
...
; Reference to the file with symbols for PLC signals from NCU_1
PlcSymbolFile=PlcSym
Note
The entry EXTCALL_Conns ... is only needed in the "main operating field" in the
NETNAMES.INI file, not in the "secondary operating fields".
See also
NETNAMES.INI (Page 308)
References: Function Manual, Expansion Functions: Several operator panel fronts on
several NCUs, distributed systems (B3)
HMI Advanced (IM4)
Commissioning Manual, 03/2009, 6FC5397-0DP10-3BA0
Configuring the HMI system
2.1 Processing INI files
49