Block Diagram; Input Circuits - Omron K3GN - V1.03 Manual

■ Wiring

Block Diagram

Input circuit
Analog input
terminal
Pulse/
Control
Control input
input
circuit
terminal

Input Circuits

Analog Input (DC Voltage/Current)
Voltage input
COM
Pulse Input/Control Event Input (HOLD/ZERO)
NPN Input
24 VDC +
1
Hold/Zero Pulse
3
2
24 VDC
K-12
1/32 DIN Digital Panel Meter
Key
A/D
conversion
circuit
Micro-
EEPROM
computer
Waveform
rectification
circuit
Constant voltage circuit 1
Power supply circuit
Operating power supply
To A/D
A
4
B
A+B=1 M
5
4.7 k
2.35 k
K3GN
Display
Drive circuit
Drive circuit
Drive circuit
Note: 1. Transistor output models only.
2. Relay output models only.
3. Models with communications functions only.
Current input
COM
PNP Input
24 VDC +
1
3
Hold/Zero Pulse
2
24 VDC
Transistor output
(See note 1.)
Contact output
Output
(See note 2.)
circuit
Communica-
Communications terminal
tions driver
(See note 3.)
Constant voltage circuit 2
To A/D
6
60
5
2.35 k
4.7 k