C
ABINET
C
ONTROLLER
CR0303
11
UK
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen
28.01.2015
We reserve the right to make technical alterations without prior notice!
CR0303 / page 3
CR0303
Characteristics of the inputs
Digital inputs
(B
L
)
■
Digital inputs for positive sensor signals, with diagnostic capability
X12:02, 04, 06, 08, 12, 14, 16, 18
switch-on level
> 0.7 U
B
IN 00...IN 07
switch-off level
< 0.4 U
B
can be configured as...
input resistance
3.17 k
Ω
input frequency
50 Hz
Digital inputs
(B
L
, I
L
)
■
Digital inputs for positive sensor signals, with diagnostic capability
X10:02, 04, 06, 08
switch-on level
> 0.7 U
B
IN 08...IN 11
switch-off level
< 0.4 U
B
can be configured as...
input resistance
3.17 k
Ω
input frequency
50 Hz
■
Frequency inputs for positive sensor signals, with diagnostic capability
switch-on level
> 0.4...0.7 U
B
switch-off level
< 0.2...0.24 U
B
input resistance
3.17 k
Ω
measuring range
max. 30 kHz
Digital inputs
(B
L/H
)
■
Digital inputs for positive sensor signals
X10:12, 14, 16, 18
switch-on level
> 0.7 U
B
IN 12...IN 15
switch-off level
< 0.4 U
B
can be configured as...
input resistance
3.17 k
Ω
input frequency
50 Hz
■
Digital inputs for negative sensor signals
switch-on level
< 0.2 U
B
switch-off level
> 0.5 U
B
input resistance
3.17 k
Ω
input frequency
50 Hz
Analogue inputs
(A)
■
Voltage inputs
X11:01...04, 07...10
input voltage
0...10 V or 0...32 V
A_IN 16...A_IN 23
resolution
10 bits
can be configured as...
accuracy
± 1 % FS
input resistance
69.3 k
Ω
(0...10 V), 46 k
Ω
(0...32 V)
input frequency
50 Hz
■
Current inputs with diagnostic capabiltiy
input current
0...20 mA
resolution 10
bits
accuracy
± 1 % FS
input resistance
400
Ω
input frequency
50 Hz
At a current of > 23 mA the input is switched to the voltage input!
■
Voltage inputs, 0...32 V, ratiometric
function
(U
IN
÷ U
B
) x 1000 ‰
value range
0...1000 ‰
input resistance
46 k
Ω
■
Binary voltage inputs for positive sensor signals
switch-on level
> 0.7 U
B
switch-off level
< 0.4 U
B
input resistance
3.17 k
Ω
input frequency
50 Hz
TEST input
For the duration of the test operation (e.g. for programming) the TEST input
N2:05
must be connected to VBB
TEST
(N2:01).
For the ”RUN” mode the test input may not be connected.
wiring see page 5
Abbreviations
A
= analogue
B
h
= binary high side
B
L
= binary low side
I
= current-controlled output
I
H
= pulse high side
I
L
= pulse low side
PWM
= pulse width modulation
%IWx
= IEC address for analogue input
%IX0.xx = IEC address for binary input
%QX0.xx = IEC address for binary output
