Digital Electronic Modules
11-31
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Technical Specifications
Dimensions and Weight
Dimensions W H D 15 81 52 (mm)
Weight Approx. 35 g
Data for Specific Modules
Number of inputs 4
Cable length
Unshielded Max. 600 m
Shielded Max. 1000 m
Voltage, Currents, Potentials
Rated supply voltage (from
the power module)
24–48 VAC/VDC
Horizontal configuration
up to 60 °C
Vertical configuration
up to 40 °C
Reverse polarity
protection
AC or DC
automatically
Isolation
Between the channels No
Between channels and
backplane bus
Yes
Permissible potential
difference
Between the different
circuits
75 VDC, 60 VAC
Insulation tested with 2500 VDC
Current consumption
From the power
supply L+
Dependent on the
sensor
From the backplane bus Max. 10 mA
Power dissipation of the
module
Typ. 0.7 W
Status, Interrupts, Diagnostics
Status display Green LEDs per
channel
Diagnostic functions
Group error display
Parameters can be
assigned
Red LEDs (SF)
Sensor Power Supply Outputs
Output voltage
With load Min. L+ (-0.5 V)
Output current
Rated value 500 mA
Permitted Range
Short-circuit protection
0 to 500 mA
Yes (per module)
Data for Selecting a Sensor
Input voltage
Rated value 24 to 48 VUC
For signal “1” -15 VDC
to -57.6 VDC
15 VDC
to 57.6 VDC
15 VAC
to 48 VAC
For signal “0” -6 VDC
to 6 VDC
0 VAC to 5 VAC
Frequency Range 47 Hz to 63 Hz
Input current
At signal “1”
From 4 mA to
10 mA
Input Delay
At “0” to “1”
At “1” to “0”
Max. 15 ms
Max. 25 ms
Input characteristic curve
1)
Connection of two-wire
BEROs
Possible
Permitted bias current Max. 0.5 to 2 mA
2)
Sensor Switching
Resistance circuit of the
sensor for wire break
monitoring
Nominal voltage
24 V (15 V to 35 V)
Nominal voltage
48 V (30 V to 60 V)
18 kΩ
39 kΩ
1)
IEC 61131 does not provide technical specifications for UC modules. However, the values have
been adjusted to IEC 61131 as closely as possible.
2)
Minimum load current is required in the case of wire-break monitoring.
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