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Product description
3.3
Technical data
Product designation
Number of outputs
Status display
Fault reaction time
Output current per channel
Utilization category according to EN 60947-5-1
Intended load
Actuators
Cable length between actuator and terminal
Wire cross-section
Input process image
Output process image
EL2904 supply voltage (PELV)
Protection class
Overvoltage category
Current consumption via E-bus
Power dissipation of the terminal
Electrical isolation (between the channels)
Electrical isolation (between the channels and the E-bus)
Insulation voltage (between the channels and the E-bus, under com-
mon operating conditions)
Dimensions (W x H x D)
Weight
Permissible ambient temperature (operation)
up to SW 03
Permissible ambient temperature (operation)
from SW 04 (CW 02/2014)
Permissible ambient temperature (transport/storage)
Permissible air humidity
Permissible air pressure (operation/storage/transport)
Climate category according to EN 60721-3-3
Permissible pollution degree
according to EN 60664-1
Inadmissible operating conditions
EMC immunity / emission
Vibration / shock resistance
Shocks
Protection class
Equipment type according to EN 61010-2-201
Permitted operating environment
Correct installation position
Approvals
18
EL2904
4
4 (one green LED per output)
≤ watchdog times
max. 500 mA, min. 20 mA with Current Measurement Active pa-
rameter enabled
DC-13
Pilot Duty
When selecting actuators please ensure that the EL2904 test
pulses do not lead to actuator switching.
unshielded max. 100 m
shielded max. 100 m
2
min. 0.75 mm
6 bytes
6 bytes
24 V
(–15% / +20%)
DC
(A 10 A fuse should be provided for the potential group)
III
(by using a SELV/PELV power supply unit)
II
approx. 221 mA
typically 2 W
no
yes
Insulation tested with 500 V
24 mm x 100 mm x 68 mm
approx. 100 g
0°C to +55°C (see notes in chapter Example configuration for
temperature measurement)
-25°C to +55°C (see notes in section Example configuration for
temperature measurement)
-40 °C to +70 °C
5% to 95%, non-condensing
750 hPa to 1100 hPa
(this corresponds to an altitude of approx. -690 m to 2450 m
above sea level, assuming an international standard atmos-
phere)
3K3
(the deviation from 3K3 is possible only with optimal environmen-
tal conditions and also applies only to the technical data which
are specified differently in this documentation)
2
(note chapter Maintenance [} 44])
TwinSAFE Terminals must not be used under the following oper-
ating conditions:
• under the influence of ionizing radiation (exceeding the
natural background radiation)
• in corrosive environments
• in an environment that leads to unacceptable soiling of
the Bus Terminal
conforms to EN 61000-6-2 / EN 61000-6-4
conforms to EN 60068-2-6 / EN 60068-2-27
15 g with pulse duration 11 ms in all three axes
IP20
Open equipment
In the control cabinet or terminal box, with minimum protection
class IP54 according to IEC 60529
see chapter Installation position and minimum distances
CE, cULus, ATEX, TÜV SÜD
Version: 2.3.0
DC
EL2904
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