Noise Prevention - Omron K3NR Operation Manual

Noise Prevention

4 Noise Prevention
Provide the following countermeasures when using the product in an environ-
ment where the product is exposed to noise.
• Countermeasures for protecting the product against high-frequency noise or
abnormal voltages.
Line filter
Signal
input
• Countermeasures for protecting the product against inductive noise produced
from the input line.
2-conductor shield wire
Power
input
+ + +
Frequency/Rate Power
Meter input
–
+
–
Section 4
Frequency/Rate
Meter
Frequency/Rate
Meter
xiii