Technical data of the digital outputs
Parameter Value
Number of channels per module 32 outputs (with transistors)
Distribution of the channels into groups 1 group of 32 channels
Connection of the channels
O0 to O7 Terminals 1.0 to 1.7
O8 to O15 Terminals 2.0 to 2.7
O16 to O23 Terminals 3.0 to 3.7
O24 to O31 Terminals 4.0 to 4.7
Indication of the output signals 1 yellow LED per channel, the LED is ON if the
output signal is high (signal 1)
Reference potential for all outputs Terminals 1.9, 2.9, 3.9 and 4.9 (negative pole
of the process supply voltage, signal name ZP)
Common power supply voltage For all outputs: terminals 1.8, 2.8, 3.8 and 4.8
(positive pole of the process supply voltage,
signal name UP)
Output voltage for signal 1 UP (-0.8 V)
Output delay (0 -> 1 or 1 -> 0) On request
Output current
Rated value, per channel 500 mA at UP = 24 V
Maximum value (channels O0 to O15) 4 A
Maximum value (channels O16 to O31) 4 A
Maximum value (all channels together) 8 A
Max. leakage current with signal 0 < 0.5 mA
Rated protection fuse on UP 10 A fast
Demagnetization when inductive loads are
switched off
With varistors integrated in the module (see
figure below)
Switching frequency
With resistive load On request
With inductive loads Max. 0.5 Hz
With lamp loads Max. 11 Hz with max. 5 W
Short-circuit proof / overload proof Yes
Overload message (I > 0.7 A) Yes, after ca. 100 ms
Output current limitation Yes, automatic reactivation after short-cir-
cuit/overload
Resistance to feedback against 24 V signals Yes
Max. cable length
Shielded 1000 m
Unshielded 600 m
The following drawing shows the circuitry of a digital output with the varistors for demagnetiza-
tion when inductive loads are switched off.
I/O modules > Digital I/O modules
2022/01/31 3ADR010278, 3, en_US 317
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