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Technical Parameters

order number

UN 288-3AE08-0AA0

physical properties

Dimensions W x H x D (mm)

45 x 100 x 81

power consumption

2W (no load)

Power Characteristics

Rated voltage

DC 24V

Input voltage

DC 20.4 to 28.8V

24V input current

Less than 100mA (no load)

electric shock

12A at 28.8V DC


0.75A 60V slow blow

SM bus current

Less than 120mA (single module)

Analog Input Characteristics

Local integrated analog input points

8 inputs

Analog input type

Analog differential input

Voltage Input Range (Bipolar)


Current input range



12 bits

basic error

Voltage input 0.1%FS/0.2%FS

( normal temperature 25°C/limit -0°C~50°C)

Current input 0.2%FS/0.3%FS

Voltage data range

-27648 ~+27648

Current data range

0 ~+27648


Voltage: 27,649 ~ 32,511/-27,649 ~ -32,512

Current: 27,649 ~ 32,511/-4864 ~ 0


Voltage: 32,512 ~ 32,767/-32,513 ~ -32,768

Current: 32,512 ~ 32,767/-4,865 ~ -32,768

input resistance

≥2MΩ voltage input

250Ω current input

Isolation (Field to Logic)


common mode rejection

40dB , DC to 60Hz

common mode voltage

Signal voltage + common mode voltage ≤ 12V

input voltage

±30V DC (withstanding voltage)

input current



Overflow/underflow; 24VDC low voltage

Cable length (maximum)

100m , shielded twisted pair

Environment and basic parameters

Working temperature

0 °C~60°C (horizontal installation), 0°C~50°C (vertical installation)

Transport ambient temperature

-20 ℃~80℃

Ambient relative humidity

5 ~ 90%, non-condensing (RH level 2, in line with IEC61131-2)

degree of protection

IP20 , comply with IEC60529

Side View

Wiring Diagram

Structure Diagram

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