Total permissible current
of outputs 1 A
Driving a digital input possible
Paralleling of outputs possible
- max. current 0.5 A
Permissible ambient
temperature for the unit
- horizontal arrangement 0 to 60 °C (32 to 140
°F)
- vertical arrangement 0 to 40 °C (32 to 104
°F)
Length of cable
- unshielded max. 100 m (330 ft.)
Insulation rating VDE 0160
Rated insulation voltage
(inputs and outputs to
each other and to ;
input to +9 V) 60 V AC
- insulation group 1×B
- tested with 1250 V AC
Current consumption
- from+9 V (CPU) typ. 20 mA
Power loss of the
module typ. 2.5 W
Weight approx. 200 g (7 oz.)
Technical Specifications
Address designation
(for ET 100U only) 4DX
Number of Inputs 2
Galvanic isolation yes
Input voltage
- rated value 5 V/24 V DC
- for “0” signal 0 to 0.8/-33 to 5 V
- for “1” signal 3 to 5 V/13 to 33 V
Input current for
“1” signal typ. 1.5/8.5 mA
Inherent delay typ. 180 µs
Input frequency max. 500 Hz
Connection of 2-wire BERO
proximity switches
(24 V DC) possible
- quiescent current 1.5 mA
Length of cable
- unshielded max. 50 m (165 ft.)
Outputs 2
Galvanic isolation yes
Supply voltage L+
(for load)
- rated value 24 V DC
- permissible range 20 to 30 V
(including ripple)
Output current
for “1” signal
- rated value 0.5 A
- permissible range 0.5 to 500 mA
- lamp load max. 5 W
Residual current
at “0” signal max. 1 mA
Output voltage
- for “0” signal max. 3 V
- for “1” signal max. L+-2.5 V
Short-circuit protection electronic
Fault indication (red LED) short-circuit
Voltage induced on circuit
interruption (internal)
limited to L+-47 V
Switching frequency
- resistive load max. 100 Hz
- inductive load max. 2 Hz
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