Panasonic FPS Series User Manual page 62

FPΣ User's Manual
Limitations on the number of input points that are TRUE simultaneously
Keep the number of input points per common which are simultaneously TRUE within the
following range as determined by the ambient temperature.
Input:
y
32
29
52
x Ambient temperature [°C]
y Number of points per common which are simultaneously TRUE
At 24V DC and at 26.4V DC
1
Internal circuit diagram
Input:
Internal circuit
1
R1
6.8kΩ
R2
820Ω
Output (NPN):
Internal circuit
1
Output circuit
2
Output indicator LED
3
Load
4
Output:
y
32
29
55
x
R1
R2
Inside
2
+
Yn
24V DC
5-24V DC
-
External power supply
5
Load power supply
6
Short circuit prevention circuit
7
x
52 55
Xn
COM
4.2 FPΣ I/O Expansion Units
45