7 Connection
FLUXUS H721
7.3 Outputs
83
UMFLUXUS_H721V1-5EN, 2022-05-15
binary output (optorelay)
TF7-
*721**-******-******
a
-*****-**
a
= U, V, D
circuit 1
U
ext
≤
26 V
I
c
≤
100 mA
R
c
[k
Ω
] = U
ext
/ I
c
[mA]
circuit 2
binary output (Reed relay)
(*721)
circuit 1
U
max
= 48 V
I
max
= 100 mA
P1...P4: R
int
= 22
Ω
R
c
[k
Ω
] = U
ext
/I
max
[mA] - R
int
circuit 2
Tab. 7.11: Output circuits
output
transmitter
external circuit
explanation
internal circuit
connection
The number, type and connections of the outputs depend on the order.
R
ext
is the sum of all ohmic resistances in the circuit (e.g., resistance of the conductors, resistance of the ammeter/voltmeter).
Pxa
Pxb
R
c
V
U
ext
+
-
PLC
Pxa
Pxb
U
ext
R
c
V
+
PLC
-
R
int
Px+/Pxa
Px-/Pxb
R
c
V
U
ext
+
-
PLC
R
int
Px+/Pxa
Px-/Pxb
U
ext
R
c
V
+
PLC
-
