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022-1BB90 - Signal modules digital | Digital output modules

Order no.


TypeSM 022
Module ID0901 4880

General information

Features2x DO
DC 24 V
0.5 A
PWM till 40 kHz

Current consumption/power loss

Current consumption from backplane bus105 mA
Power loss0.95 W

Technical data digital outputs

Number of outputs2
Cable length, shielded1000 m
Cable length, unshielded600 m
Rated load voltageDC 20.4...28.8 V
Current consumption from load voltage L+ (without load)15 mA
Total current per group, horizontal configuration, 40°C1 A
Total current per group, horizontal configuration, 60°C1 A
Total current per group, vertical configuration1 A
Output current at signal "1", rated value0.5 A
Signal logic outputSourcing output
Output delay of "0" to "1"max. 100 ns
Output delay of "1" to "0"max. 100 ns
Minimum load current-
Lamp load10 W
Parallel switching of outputs for redundant control of a loadnot possible
Parallel switching of outputs for increased powernot possible
Actuation of digital input
Switching frequency with resistive loadmax. 40 kHz
Switching frequency with inductive loadmax. 40 kHz
Switching frequency on lamp loadmax. 40 kHz
Internal limitation of inductive shut-off voltageL+ (-52 V)
Short-circuit protection of outputyes, electronic, and only highside
Trigger level2.5 A
Number of operating cycle of relay outputs-
Switching capacity of contacts-
Output data size12 Byte

Status information, alarms, diagnostics

Status displaygreen LED per channel
Process alarmno
Diagnostic interruptno
Diagnostic functionsno
Diagnostics information read-outpossible
Supply voltage displaygreen LED
Group error displayred LED
Channel error displaynone


Between channels-
Between channels of groups to-
Between channels and backplane bus
Insulation tested withDC 500 V

PWM data

PWM channels2
PWM time basis20.83ns
Period length1200...8388607 * time base
Minimum pulse width1 µs
Type of outputPush pull / highside


Safety protocol-
Safety requirements-
Secure user address-
Two channels-
Test pulse length-
Circuit monitoring-


Input bytes4
Output bytes12
Parameter bytes12
Diagnostic bytes20


MaterialPPE / PPE GF10
MountingProfile rail 35 mm

Mechanical data

Dimensions (WxHxD)12.9 mm x 109 mm x 76.5 mm
Net weight61 g
Weight including accessories61 g
Gross weight75 g

Environmental conditions

Operating temperature0 °C to 60 °C
Storage temperature-25 °C to 70 °C


UL certificationyes
KC certificationyes