Technical data – KROHNE OPTIFLUX 7300 EN User Manual
Page 33
TECHNICAL DATA
6
33
OPTIFLUX 7300
www.krohne.com
01/2011 - 4001163301 - MA OPTIFLUX 7300 R01 en
Control input
Control input
Control input
Control input
Function
Hold output values (e.g. when cleaning), set value of outputs to "zero",
counter and error reset, range conversion.
Start of dosing when dosing function is activated.
Operating data
Basic I/Os
Basic I/Os
Basic I/Os
Basic I/Os
Modular I/Os
Modular I/Os
Modular I/Os
Modular I/Os
Ex i
Ex i
Ex i
Ex i
Active
-
U
int
= 24 VDC
Ext. contact open:
U
0, nom
= 22 V
Ext. contact closed:
I
nom
= 4 mA
Contact closed (on):
U
0
≥ 12 V
with I
nom
= 1.9 mA
Contact open (off):
U
0
≤ 10 V
with I
nom
= 1.9 mA
-
Passive
8 V ≤ U
ext
≤ 32 VDC
I
max
= 6.5 mA
at U
ext
≤ 24 VDC
I
max
= 8.2 mA
at U
ext
≤ 32 VDC
Contact closed (on):
U
0
≥ 8 V
with I
nom
= 2.8 mA
Contact open (off):
U
0
≤ 2.5 V
with I
nom
= 0.4 mA
3 V ≤ U
ext
≤ 32 VDC
I
max
= 9.5 mA
at U
ext
≤ 24 V
I
max
= 9.5 mA
at U
ext
≤ 32 V
Contact closed (on):
U
0
≥ 3 V
with I
nom
= 1.9 mA
Contact open (off):
U
0
≤ 2.5 V
with I
nom
= 1.9 mA
U
ext
≤ 32 VDC
I ≤ 6 mA at U
ext
= 24 V
I ≤ 6.6 mA at U
ext
= 32 V
On:
U
0
≥ 5.5 V or I ≥ 4 mA
Off:
U
0
≤ 3.5 V or I ≤ 0.5 mA
U
i
= 30 V
I
i
= 100 mA
P
i
= 1 W
C
i
= 10 nF
L
i
= 0 mH
NAMUR
-
Active to
EN 60947-5-6
Terminals open:
U
0, nom
= 8.7 V
Contact closed (on):
U
0, nom
= 6.3 V
with I
nom
> 1.9 mA
Contact open (off):
U
0, nom
= 6.3 V
with I
nom
< 1.9 mA
Detection of cable
break:
U
0
≥ 8.1 V
with I ≤ 0.1 mA
Detection of cable short
circuit:
U
0
≤ 1.2 V
with I ≥ 6.7 mA
-