This particular flow switch is used to trigger an alarm light if coolant flow through the pipe ever falls to a dangerously low level, and the contacts are normally-closed as evidenced by the closed status in the diagram. Here is where things get confusing: even though this switch is designat...
Meaning that when a fail occurs (the wire-break), the input will act as the normally closed contact has been activated. So, if the wire to the stop button breaks, the same will happen as if someone activated the stop button. The latch will break. The Fig below shows Normally closed in...
APPENDIX E Ladder diagram instructions (3/3) PAGE31/86 Jump to: Since we frequently meet with concepts "normally open" and "normally closed" in industrial environment, it's important to know them. Both terms apply to words such as contacts, input, output, etc. (all combinations have the ...
the input will act as the normally closed contact has been activated. So, if the wire to the stop button breaks, the same will happen as if someone activated
Dust Protected Mpf-S-105-a-2 5V 16A Relay for Industrial Control and Home Appliance, Find Details and Price about Subminiature PCB Relay 12V Normally Closed Relay from Dust Protected Mpf-S-105-a-2 5V 16A Relay for Industrial Control and Home Appliance -
功能描述MOSFETRelaywithN.C.(NormallyClosed)ContactsforSwitchingAnalogSignals. Download8 Pages Scroll/Zoom 100% 制造商OMRON [Omron Electronics LLC] 网页http://www.omron.com/index3.html 标志 类似零件编号 - G3VM-353 制造商部件名数据表功能描述 ...