Omron K3NR Operation Manual page 126

Connectors
Connection Example
Frequency/Rate Meter
+5V
240 Ω
240 Ω
Signals
118
23.DSV
240 Ω
240 Ω
Note 1. Connect RD2-1 through RD2-4, RD3-1 through RD3-4, RD4-1 through
RD4-4, and RD5-1 through RD5-4 in the same way as RD1-1 through
RD1-4.
2. Connect the RUN and OVER signals if they are used as status data.
When the HOLD signal is ON, the measurement operation stops and the pro-
cess value input effective immediately before the HOLD signal is retained.
When the RESET signal is ON, the maximum and minimum values are set to the
process value.
The OVER signal is ON when the input value is not within the display range.
Section 7-1
SYSMAC Programmable Controller
DC Input Unit
Transistor Output Unit
DC power supply