Festo IIFB11-02 Series, Manual

Page: 33 / 210

Electronic components
Operating voltage
Electronics and inputs
(Pin 1 – operating
voltage connection)
●
Rated value
(protected against
incorrect polarity)
●
Tolerance
●
Residual ripple
●
Current consumption
(at 24 V)
Valve terminal
Valve sensor terminal
Power consumption (P)
●
Calculation
DC 24 V
±
25 %
(DC18 V . . . 30 V)
±
4Vpp
200 mA
200 mA + sum of current
consumption of inputs
P[W] = (0.2 A +
∑
I
inputs
)
⋅
24 V
Bridging time if logic
voltage drops min. 20 ms
Operating voltage
Outputs
(Pin 2 – operating
voltage connection)
●
Rated value
(protected against
incorrect polarity)
●
Tolerance
●
Residual ripple
●
Current consumption
(at 24 V)
Power consumption (P)
●
Calculation
DC 24 V
±
10 %
(DC 21.6 V . . . 26.4 V)
±
4 Vpp
10 mA
+ sum of
current consumption of
additional outputs
+ sum of
current consumption
of switched valve
solenoid coils (per valve
solenoid coil 120 mA)
P[W] = (0.01 A +
∑
I
additional outputs
+
∑
I
solenoid coil
)
⋅
24 V
VIFB11 - 02 3. Technical description
0503f
3-11