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123-4EH01 - Signal modules digital | Digital in/output modules

Order no.

123-4EH01

TypeEM 123

General information

Note-
Features8x DI
8x DO
DC 24 V
0,5 A
Isolated

Current consumption/power loss

Current consumption from backplane bus60 mA
Power loss3 W

Technical data digital inputs

Number of inputs8
Cable length, shielded1000 m
Cable length, unshielded600 m
Rated load voltage-
Current consumption from load voltage L+ (without load)-
Rated valueDC 24 V
Input voltage for signal "0"DC 0...5 V
Input voltage for signal "1"DC 15...28.8 V
Input voltage hysteresis-
Frequency range-
Input resistance-
Input current for signal "1"7 mA
Connection of Two-Wire-BEROs possible
Max. permissible BERO quiescent current1.5 mA
Input delay of "0" to "1"3 ms
Input delay of "1" to "0"3 ms
Number of simultaneously utilizable inputs horizontal configuration8
Number of simultaneously utilizable inputs vertical configuration8
Input characteristic curveIEC 61131-2, type 1
Initial data size1 Byte

Technical data digital outputs

Number of outputs8
Cable length, shielded1000 m
Cable length, unshielded600 m
Rated load voltageDC 24 V
Reverse polarity protection of rated load voltage-
Current consumption from load voltage L+ (without load)20 mA
Output current at signal "1", rated value0.5 A
Output delay of "0" to "1"max. 100 µs
Output delay of "1" to "0"max. 350 µs
Minimum load current-
Lamp load5 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. 1000 Hz
Switching frequency with inductive loadmax. 0.5 Hz
Switching frequency on lamp loadmax. 10 Hz
Internal limitation of inductive shut-off voltageL+ (-52 V)
Short-circuit protection of outputyes, electronic
Trigger level1 A
Number of operating cycle of relay outputs-
Switching capacity of contacts-
Output data size1 Byte

Status information, alarms, diagnostics

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

Isolation

Between channels-
Between channels of groups to8
Between channels and backplane bus
Insulation tested withDC 500 V

Datasizes

Input bytes2
Output bytes2
Parameter bytes0
Diagnostic bytes0

Housing

MaterialPPE / PA 6.6
MountingProfile rail 35 mm

Mechanical data

Dimensions (WxHxD)101.6 mm x 76 mm x 48 mm
Net weight222 g
Weight including accessories-
Gross weight-

Environmental conditions

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

Certifications

UL certificationyes
KC certification-

Downloads

[Datasheet]
[Manual]