当今PLC运算速度很高,控制指令丰富,具有浮点运算、指针运算、中断响应等功能,为智能化实时调节提供了物理基础,同时由于PLC特有的继电逻辑功能,可以将智能化实时调节和继电逻辑操作结合起来,使得系统控制灵活多变。
4. 强大的网络功能
PLC的组网功能很强,不但可以和上位机通讯而且PLC之间也可以组网通讯,具有很强的扩展性,开放性。
可编程序控制器励磁系统,除具有硬件简单、软件丰富、功能多、调试简便的特点外,更能适应现代控制技术的要求,如较优控制、自适应控制等,还具有高可靠性,图形化操作、通讯组网和系统扩展性强的特点,是实现全厂计算机控制的优良选择。
可编程序控制器励磁系统,适用于大中型自并励、自复励或他励水轮发电机组的电压自动调节和无功调节,适于在电力系统各种运行条件下工作。
NEWCO 41 BR 204 28S-FS3 STEEL SOCKET WELD GLOBE VALVE 3/4IN 800 D583553
NEWCO 41 BR 204 28X-FS3 STEEL GLOBE VALVE 3/4IN 800 D583554
POWELL 1976 1/2 IN NPT STAINLESS THREADED NEEDLE GLOBE VALVE D558396
CRANE 14 1/2P BRONZE THREADED GLOBE VALVE 1-1/2 IN NPT 150 D562776
CRANE 14 1/2P BRONZE THREADED GLOBE VALVE 1-1/2 IN NPT 150 D562778
POWELL GL08SA58GB 3/4 IN 800 STEEL SOCKET WELD GLOBE VALVE D533368
JENKINS 1-1/2 IN NPT BRONZE THREADED GLOBE VALVE D550506
NEO 564G 2 IN NPT BRONZE THREADED ANGLE GLOBE VALVE D561026
HENRY VOGT SW-12141 STEEL SOCKET WELD 1/2IN 800 GLOBE VALVE D593587
CRANE CAT. 1 BRONZE THREADED GLOBE VALVE 1IN NPT 200CWP 125S D585366
HANCOCK SA105 STEEL BUTT WELD 600 1/4IN GLOBE VALVE D587395
MILWAUKEE 4820-227-0163 2 IN NPT BRONZE THREADED GLOBE VALVE D533299
VOGT SW9871T 5000 1/2 IN STEEL SOCKET WELD METER GLOBE VALVE D556977
1-1/2 IN 300 BRONZE THREADED ANGLE GLOBE VALVE D568781
MILWAUKEE 4820-227-0163 2 IN NPT BRONZE THREADED GLOBE VALVE D533297
STOCKHAM B-16C 1 IN NPT 125 BRONZE THREADED GLOBE VALVE D557250
KITZ AKCA 38 BRONZE THREADED ANGLE GLOBE VALVE 2 IN NPT 150 D561119
KITZ AK300UPM 1 IN 300 STAINLESS SOCKET WELD GLOBE VALVE D558130
VOGT 58431T STEEL THREADED METER GLOBE VALVE 1/4 IN NPT 4000 D565538
HANCOCK 5500W-1 STEEL SOCKET WELD 1/4IN GLOBE VALVE D583714
NIBCO T-301-W BRONZE THREADED ANGLE GLOBE VALVE 2 IN NPT D561122
GRINNELL 3200 1/4 IN NPT BRONZE THREADED GLOBE VALVE D557284
CRANE 212P 1 IN NPT 200 BRONZE THREADED GLOBE VALVE D557260
NIBCO T-301-W BRONZE THREADED ANGLE GLOBE VALVE 2 IN NPT D561118
GRINNELL 3200 1/4 IN NPT BRONZE THREADED GLOBE VALVE D557286
OMB 830 3/4 IN NPT 800 STEEL GLOBE VALVE D532065
VELAN S-2074B-02TY 1/4 IN NPT 800 STEEL THREADED GLOBE VALVE D557305
FLOWSERVE 9871 VOGT 5000 1/4 IN NPT STEEL THREADED GLOBE VALVE D557296
NEO 564G 2 IN NPT BRONZE THREADED ANGLE GLOBE VALVE D561429
FAIRBANKS 2 IN NPT BRONZE THREADED ANGLE GLOBE VALVE D561444
1-1/2 IN NPT BRONZE THREADED ANGLE GLOBE VALVE D561471
NIBCO T-211-Y 3/4 IN NPT 125 BRONZE THREADED GLOBE VALVE D567443
LADISH V-7250-0707-05 STAINLESS GLOBE VALVE 1/2 IN NPT 150 D575359
APOLLO 60-103-01 1/2 IN NPT STEEL THREADED GLOBE VALVE D557313
AIRMATIC V704 5A 1501 803 1 IN NPT BRONZE THREADED GLOBE VALVE D557254
KITZ AKCA 38 BRONZE THREADED ANGLE GLOBE VALVE 2 IN NPT 150 D561430
OHIO BRASS X20E BRASS THREADED ANGLE GLOBE VALVE 2 IN NPT D561435
MARSH 1-1/2 IN NPT 125 BRONZE THREADED GLOBE VALVE D531705
2 IN NPT 125 BRONZE THREADED GLOBE VALVE D531680
150WSP 300WOG 1/4 IN NPT BRONZE THREADED GLOBE VALVE D565174
HENRY VOGT 12141 E-35111 R15 STEEL THREADED GLOBE VALVE 1/4 IN NPT 800 D581465
3/4 IN NPT IRON THREADED GLOBE VALVE D544622
3/4 IN NPT IRON THREADED GLOBE VALVE D544623
GIACOMINI A55 618R 1-1/2 IN NPT 300 BRASS THREADED ANGLE HOSE VALVE D562676
2 IN NPT 125 BRONZE THREADED GLOBE VALVE D537048
1-1/4 IN NPT 125 BRONZE THREADED GLOBE VALVE D537043
CRANE 3/8B-3644XUT 3/8 IN NPT 800 STEEL THREADED GLOBE VALVE D562722
CRANE 7 TF 300 CWP 1/4 IN NPT 150 BRONZE THREADED GLOBE VALVE D562944
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