Datasheet

4 Frequency/Rate Meter K3MA-F
Connections
■ Terminal Arrangement
■ Block Diagram
Power
supply
Output
terminals
Input
terminals
External power supply
+
−
A1
B5
E1
E2
E3
E4
E5
E6
B6
A2
Models with
comparative
output
OUT1
OUT2100- to 240-VAC type or
24-VAC/VDC type
(No polarity for 24-VDC
connection.)
Note:
Refer to Input Circuits on page 5.
12 V
40 mA
Terminal No. Name Description
Operation power Connects the operation power supply.
Pulse input No-voltage contact/open collector input
Outputs Outputs the relay outputs.
External power supply Use as the power supply for sensors.
A1
-
A2
E4 , E6
-
E5
E1 , E2
-
E3
B5
-
B6
X
Input
Input circuit
Micro-
computer
Key
Display
Output
circuit
Contact output
(See note.)
Power supply circuit
Constant voltage circuit
EEPROM
5 V 12 V
Note: Relay output models only.