Beckhoff EK1960 Series, Operating Instructions Manual

Page: 20 / 145

Product description
EK1960 20 Version: 1.3.1
3.6 Technical data
Product designation EK1960
Number of inputs 20
Number of outputs 24 (+ 4 optional relay outputs)
Cable length between sensor and input 30 m (if cables with a cross-sectional area of 0.75 mm²
are used)
Cable length between output and actuator 30 m (if cables with a cross-sectional area of 0.75 mm²
are used)
Minimum/maximum logic cycle time approx. 1 ms / according the project size
Fault response time ≤ watchdog times
Watchdog time min. 2 ms, max. 60,000 ms
Input process image Dynamic, according to the TwinSAFE configuration in
TwinCAT 3
Output process image Dynamic, according to the TwinSAFE configuration in
TwinCAT 3
Supply voltage (SELV/PELV) 24 V
DC
(–15% / +20%)
Provide a 2 A fuse for U
S
and U
P
E-bus power supply (5 V) max. 500 mA
(In the case of higher current consumption,
please use the EL9410 power feed terminals in addition!)
Signal voltage inputs
see Characteristic curve of the inputs [
}
27]
Output module (4 channels) 24 V
DC
(–15% / +20%) SELV/PELV for U
P1
to U
P6
max. 2 A per channel
min. 30 mA with a test pulse length of 400 µs and
resistive load
Simultaneity factor 50% per module
Provide 5 A fuse for each U
Px
Diagnostic thresholds:
> 4 V -> high signal is detected
< 2.4 V -> low signal is detected
Permissible actuators
• inductive loads (see also Load characteristic curve –
inductive load [
}
29] )
(A free-wheeling diode must be provided on the load)
• resistive loads
• capacitive loads
Current consumption of the modular electronics
at 24 V
DC
(without current consumption of
sensors/actuators)
U
S
typ. 80 mA
U
P
typ. 2 mA
U
P1
to U
P6
each typ. 2 mA
Dimensions (W x H x D) 230.5 mm x 100 mm x 58.6 mm
Weight approx. 560 g (EK1960-260x) /
approx. 500 g (EK1960-000x)
Permissible ambient temperature (operation) -25 °C to +55 °C
Permissible ambient temperature (transport/
storage) -40 °C to +70 °C
Permissible humidity 5% to 95%, non-condensing
permissible air pressure
(operation/storage/transport) 750 hPa to 1100 hPa
(this corresponds to an altitude of approx. -690 m to
2450 m above sea level, assuming an international
standard atmosphere)