坚信诚信经营,质量为首,诚信至上合作双赢,互赢自动化宣! 6SL3244-0BB00-1PA1 6SL3244-0BB00-1PA1 6SL3244-0BB12-1BA1 6SL3244-0BB12-1BA1 6SL3244-0SA00-1AA0 6SL3244-0SA00-1AA1 6sL3244-0SA00-1AA1 6SL3244-0SA00-1AA1 6SL3244-0SA01-1AA0 6SL3244-0SA1-1AA0 6SL3252-0BB00-0AA0 6SL3252-0BB00-0AA0 6SL3252-0BB01-0AA0 6SL3252-0PE23-0AA1 6SL3255-0AA00-2AA0 6SL3255-0AA00-4CA1 6SL3255-0AA00-4JA1 6SL3256-0AP00-0JA0 6SL3262-1AB00-0DA0 6SL3262-1AD00-0DA0 6SL3262-1AF00-0DA0 6SL3262-1AF00-0DA0 6SL3300-1AE31-3AA0 6SL3300-1AE32-5AA0 MITSUBISHI PM100CHS060 TRANSISTOR INDEX 4903.4400 KARTE MKK 49034400 0510531001 10,4 ZOLL TFT LCD CHASSIS MIT SONDERTIMING_ SIEMENS SICOMP SMP16-TBG100 6AR1302-0AC00-0AA0 BOSCH SE220 0-608-830-141 SERVO CARD 0608830141 PHOENIX CONTACT IBS S5 DSC/I-T INTER BUS HEIDENHAIN CNC PILOT 3110 32366711Reparatur REFU WP4018-01 BOARD REFU SN4058-0 POWER SUPPLY REFU SV4048-01 BOARD REFU WS4002-01 KARTE REFU SI4032 KARTE 现在PLC的通讯功能越来越强大,很多PLC都支持多种通讯协议(有些需要配备相应的通讯模块),选择时要根据实际需要选择合适的通讯方式。 PLC系统的通信网络主要形式有下列几种形式: (1)PC为主站,多台同型号PLC为从站,组成简易PLC网络; (2)1台PLC为主站,其他同型号PLC为从站,构成主从式PLC网络; (3)PLC网络通过特定网络接口连接到大型DCS中作为DCS的子网 (4)**PLC网络(各厂商的**PLC通信网络)。