18
GPO circuit specifications
GPO (6th pin ISO or 9th pin ISO)
Example
When connecting to an external power supply, be sure to use a pull-up resistor for a current limit of less than 50 mA.
Supply
voltage
of the
output
[V]
Pull-up
resistor
Use 1/16
W
Current
[mA]
TDF
[µs]
FT
[µs]
TDR
[µs]
RT
[µs]
Output
voltage
[V]
Normal
temperature
3.3
470
Ω
5.07
0.75
0.49
24
35
0.916
5.0
820
Ω
4.98
0.73
0.63
28
46
0.909
12.0
Two
2200
Ω
resistors
in parallel
9.87
0.71
1.05
36
64
1.112
24.0
Eight
8200
Ω
resistors
in parallel
21.85
0.73
1.45
45
76
1.571
DC IN
connector
External
power supply
Pull-up resistor
DC IN
connector
External
power supply
Pull-up resistor
3.3 V
0 V
3.3 V
0.9 V
TDF
FT
TDR
RT
90%
10%
50%