Supply voltage
Load voltage L1
● Rated value (AC)		230 V; 120/230 V AC; all load voltages must have the same phase.
Input current
from backplane bus 5 V DC, max.		29 mA
Power loss
Power loss, typ.		4.9 W
Digital inputs
Number of digital inputs		16
Input characteristic curve in accordance with IEC 61131, type 1		Yes
Number of simultaneously controllable inputs
horizontal installation
— up to 40 °C, max.		16
— up to 60 °C, max.		16
vertical installation
— up to 40 °C, max.		16
Input voltage
● Type of input voltage		AC
● Rated value (AC)		230 V; 120/230 V AC (47 ... 63 Hz)
● for signal "0"		0 to 40V
● for signal "1"		79 to 264V
Input current
● for signal "1", typ.		6.5 mA; (120 V, 60 Hz), 16 mA (230 V, 50 Hz)
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable		No
— at "0" to "1", min.		25 ms
— at "0" to "1", max.		25 ms
— at "1" to "0", max.		25 ms
Cable length
● shielded, max.		1 000 m
● unshielded, max.		600 m
Encoder
Connectable encoders
● 2-wire sensor		Yes
— permissible quiescent current (2-wire sensor), max.		2 mA
Interrupts/diagnostics/status information
Alarms		No
Diagnostics function		No
Alarms
● Diagnostic alarm		No
● Hardware interrupt		No
Diagnostics indication LED
● Group error SF (red)		No
● Status indicator digital input (green)		Yes
Potential separation
Potential separation digital inputs
● between the channels		No
● between the channels, in groups of		4
● between the channels and backplane bus		Yes; Optocoupler
Isolation
Isolation tested with		4 000 V DC
connection method
required front connector		20-pin
Dimensions
Width		40 mm
Height		125 mm
Depth		120 mm
Weights
Weight, approx.		240 g