系统：SINUMERIK 840D，系统版本6.5.48
部件：PCU20两个，MCP两个，一个NCU
目的：开机后两个PCU20单独显示两个通道内容
原因：如果两个PCU20开机后同时显示默认的通道一，在切换方式组时会互相干扰
操作：第一个PCU20保持不变，第二个PCU20按照如下内容修改文件NETNAMES.INI
; Copyright (c) 1998 SIEMENS AG All Rights reserved
; NETNAMES.INI Version 04.03.11 30.01.98
[own]
owner= MMC_1
; Des cription of possible connections
[conn MMC_1]
conn_1= NCU_1
; Des cription of significant net-parameters
[param network]
bus= mpi
[param MMC_1]
mmc_address= 10 ;修改第二个PCU的mpi地址
[param NCU_1]
nck_address= 13
plc_address= 2
name = Standard NC
; Des cription of an standard channel-configuration
[chan MMC_1]
ShowChanMenu = TRUE ; TRUE -> activate the channel-menue ;激活通道菜单
DEFAULT_logChanSet = ChannelArea1 ;默认通道设定
DEFAULT_logChan = Channe222 ;默认登陆通道
logChanSetList = ChannelArea1 ;登陆通道设定表
[ChannelArea1]
logChanList = Channel11,Channe222 ;登陆的通道列表
[Channel11]
logNCName = NCU_1
ChanNum = 1
[Channe222]
logNCName = NCU_1
ChanNum = 2 ;登陆第几通道
Pcu50没有测试