当备份CPU检测到激活CPU发生错误(接收到另一个CPU发来的消息,检测到所有的冗余连接失败,或者检测到激活的CPU在错误等待时间内没达到下一一个同步点),它会变成一个无备份单元的激活单元。如果俩个CPU因为其它原因(例如错误等待时间设置过短或者俩个冗余连接都失败)失去同步,俩个单元都报告—个错误并且各自按照无同步的激活单元运行。
Armstrong H-52-1 BF 117139-061 Cast Iron In-Line Circul
Allen-Bradley 1747-L543 SER B PROC REV 3 SLC 500 Proces
Allen-Bradley 1747-L542 SER B PROC REV 3 SLC 500 Proces
Allen-Bradley 1747-L541 SER B PROC REV 3 SLC 500 Proces
EFOS LITE E3000 UV Light Spot Curing System 100-240VAC
Parker MPM893BSG6JN1N REV E B/SINE/230/ENG/?D2/CONN 230V
Circon UHC-202 SER A REV 1.1 Terminal Unit VAV Control
Robicon 468722.03 Control Interface Panel
ABB OETL-NF800A General Purpose Switch 600V 800A 3PH
Polyspede PRD8-200 Adjustable Speed Drive System 230VAC
Polyspede PRD2-200 Adjustable Speed Drive System 230VAC
Robicon 463963 Processor Board
Allen-Bradley 1772-LW D MINI-PLC-2/17 Processor 1.25A@5
Stulz Stulz Air Conditioners
Leeson CM34D22OB1D Direct Current Permanent Magnet Moto
Fusion UV Systems K250 F450T Modular Blower 3PH 380/480
Boston Gear V97500-B 56C 5328D DC Motor 3/4HP 90/100/50
Pacific Scientific 105-093001-01 REV C PC Board
MULTIVAC 86.850.0200.01 Module
MULTIVAC 86.850.0600.03 Circuit Board
MULTIVAC 85.850.1100.01 Module