Yokogawa 414 Batch Controller - Manual (Page 47)

Input Circuits 45
The Input Circuit
1. Squarewave or Pulse Inputs
2. Open-Collector Inputs
Pulse Input
Signal
Ground
9
8
1K
.01
10K
5V
Model 414B
eg. vortex or magnetic
flowmeters
Common
Model 414B
9
8
eg. hall effect
sensors
Model 414B
9
8
Common