Allied Vision Alvium G1 - Page 202

Camera interfaces
202Alvium G1 User Guide V1.7.0
Levels
Switching times
NOTICE
Damage to the camera by high output current or voltage
Exceeding the maximum output voltage or current can damage the camera.
Keep maximum output voltage below 24 VDC and output current below 20 mA.
Isolated out power Resistor value
1
5 V 1.0 kΩ at  5 mA minimum required
current draw
12 V 2.4 kΩ
24 V 4.7 kΩ
1
A resistor is required when GPO2 is connected to a device with a high impedance < 5
mA draw.
Table 105: Isolated out power and external resistor
Figure 74: Output switching times
Parameter and value
t
d
 1 µs t
s
 26 µs
t
r
 1 µs t
f
 21 µs
t
on
= t
d
+ t
r
 2 µs t
off
= t
s
+ t
f
 47 µs (t
off
can deviate by  5 µs)
Table 106: Output parameters
I
F
0
I
C
100%
90%
10%
t
t
0
deůĂLJƟŵe
rise Ɵŵe
turn-on Ɵŵe
storageƟŵe
fall Ɵŵe
turn-Žī Ɵŵe
Optocoup
ler input (internal)
Optocoupler output (extern
al)
t
Žī
(= t
s
+ t
f
)
t
d
t
r
t
on
(= t
d
+ t
r
)
t
s
t
f
t
d
t
on
t
r
t
s
t
f
t
Žī