If you SOURCE your outputs from a PLC, would you have to make
the output HIGH, or LOW, in order to switch an output ON?
Answer Posted / george mathews
It is always high. Because high signify (1) and low signify
(0). So when we excite (1) our input then only we can get
our out put.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
How to Calibrate Flammable gas detector in field
what is difference between HOT permit and cold permit
what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ??
centrifugal compressor interlock? Tell me the parameter at which compressor will trip
Draw bode plot of any transfer function. Why is plotting bode necessary?
How to calibration coriolis flow meter?
Capacitance, resistance ( colour coding ), parallel & series circuits.
What is megering????
State bernoulli’s application.
in mass flow meter what is drive friquancy ?
What is difference between ESD and PLC please Explain me clearly.
Area classification, Equipments, Gas groups, temperature classification, Ingress protection, Fire Extinguishers.
Give 2 application of quartz crystal used for process parameter measurement.
can anyone tell me about the basic concepts to consider before to start a PLC panel wiring
Drum level tx with GP4 with zero elevation:7300mmh20 on HP and 8050mmh2o on LP as range but on commissioning the tx readiing is max,Why this reading?