IFM CR7021 Manual De Instrucciones página 24

Control systems
CR7021
Input channels
Possible confi gurations
Output channels
Possible confi gurations
Legend
ifm electronic gmbh ● Friedrichstraße 1 ● 45128 Essen
Number Signal Version
8
digital for positive sensor signals
or
analogue 0...10/32 V, 0/4...20 mA or ratiometric
4
digital for positive sensor signals
4
digital for positive sensor signals
or
frequency max. 30 kHz
4
digital for positive sensor signals
or
frequency max. 1 kHz
8
digital for positive / negative sensor signals
Number Signal Version
4 digital positive-switching (high side), with diagnostic capability
or PWM PWM frequency 20...250 Hz
or current- 0.1...4 A
controlled
4 digital positive-switching (high side), with diagnostic capability
or PWM PWM frequency 20...250 Hz
or current- 0.1...4 A
controlled
8 digital positive-switching (high side), with diagnostic capability
4 digital positive-switching (high side), with diagnostic capability
or PWM PWM frequency 20...250 Hz
4 digital positive/negative switching (high/low
side), with diagnostic capability
(can also be used as H bridge)
*) only high side outputs safety-related
▲ safety-related
– not safety-related
A analogue
B binary high side
H
B binary low side
L
FRQ/CYL frequency inputs
I pulse high side
H
I pulse low side
L
PWM pulse width modulation
PWM current-controlled output
I
IEC address for analogue input
%IW...
IEC address for binary input
%IX...
IEC address for binary output
%QX...
H bridge function
H
supply outputs
VBB
O
supply sensors/module
VBB
S
supply via relay
VBB
R
Observe the notes on the confi guration of the inputs/outputs!
(→ system manual "SafetyController")
Ensure that the channels are not used as inputs/outputs at the same time!
We reserve the right to make technical alterations without prior notice!
SafetyController CR7021
Technical data
CR7021 / page 4
B ▲
L
A ▲
B –
L
B ▲
L
I –
L
B ▲
UK
L
I –
L
B –
L/H
B –
H
PWM –
PWM –
I
B ▲
H
PWM –
PWM –
I
B –
H
B ▲
H
PWM –
B ▲
L/H*
H –
23.08.2017
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