DT-7221 System Power And Field Power Expansion Module

General Parameter

Current Consumption

25mA@24VDC

System Power

19.2~28.8VDC (Nominal: 24VDC)

Anti-inversion protection: support

Current of System Power

Max.2A

Filed Power

19.2~28.8VDC (Nominal: 24VDC)

Current of Field Power

Max.8A

Short Circuit Protection

Support

Wirring Diameter

Min.0.2mm²(AWG24)

Max.1.5mm²(AWG16)

Terminal Pluggable

Support

Backplane Bus

Double bus redundancy

Installation

35mm DIN-Rail

Dimension

119*14*80mm

Product Certification

CE Certification

Diagnosis Function

File power fault: support

System power fault: support

2V power supply undervoltage/overvoltage fault: support

Environment Parameters

Horizontal Installation Operating Temperature

-35℃~70℃

Vertical Installation Operating Temperature

-35℃~60℃

Storage Temperature

-40℃~85℃

Environment Humidity

5%~95%RH (No condensation)

Installation Altitude

<2000m

Pollution Degree

Ⅱ

Protection Grade

IP20

Mechanical Properties

Comply with IEC60068-2-6, IEC6008-2-27

Insulation Withstand

Comply with IEC61131-2

EMC Performance

Comply with IEC61131-2, IEC61000-4

EMC Performance

Comply with IEC61131-2, IEC61000-4

(ESD: Contact discharge ±6kV, Performance level A; Air

discharge±8kV, Performance level A

SURGE: Common mode ±2kV, Performance level A

EFT: ±2kV, Performance level A)