Display Elements; Schematic Diagram - WAGO 750-404 Manual

34 • 750-404/000-003 [Frequency Counter 0.1 Hz-100 kHz]

Display Elements

2.1.4.3 Display Elements
A
B
Fig. 2.1.4-2: Display
Elements

2.1.4.4 Schematic Diagram

GATE
24V
DO 1
Fig. 2.1.4-3: Schematic Diagram
LED
A
13 14
A
C
B
C
B
D
D
C
g041402x
D
1 5
CLOCK
2 6
3 7
0V
4 8
DO 2
750-404
/000-003
Channel Meaning
Input GATE: Signal voltage (0),
off
Measurement released
Status
GATE
Input GATE: Signal voltage (1),
green
Measurement disabled
off Digital Output DO 1 reset
Status
DO 1
green Digital Output DO 1 setting
off Input CLOCK: Signal voltage (0)
Status
Input CLOCK: Signal voltage (1),
CLOCK
green
Counting pulse
off Digital Output DO 2 reset
Status
DO 2
green Digital Output DO 2 setting
GATE
270pF
CLOCK
270pF
24V
10nF 10nF
0V
10nF
270pF
DO
State
5V
GATE Logic
CLOCK
DO
g040431e
WAGO-I/O-SYSTEM 750
I/O Modules