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We are a Chinese PLC/HMI/VFD manufacturer with 20 years of experience.

EM AT04


model EM AT04
order number UN 288-3AT04-0AA0
conventional  
Dimensions W x H x D (mm) 45×100×81
weight 125g
power consumption 1.5W
Current Consumption (SM Bus) 80 mA
Current consumption (24 V DC) 40 mA
analog input  
Input channels 4
Resolution
    temperature resistance
0.1 ˚C / 0.1 ˚F 15
    digits + sign
maximum withstand voltage ±35V
noise suppression
    85 dB for selected filter setting (10 Hz, 50 Hz, 60 Hz or 400 Hz)
common mode rejection >120 dB at 120 V AC
impedance ≥ 10 MΩ
Isolate
    field side from logic side
    field side from 24 V DC side
    24 V DC side from logic side
500 VAC
    500 VAC
    500 VAC
Channel-to-channel isolation -
precision Please refer to the thermocouple selection table
repeatability ± 0.05 % FS
Measuring principle Integral type
Module update time See filter selection table
Cold junction temperature error ± 1.5 ° C
Cable length (maximum) Maximum length to sensor is 100 m
Cable resistance 100Ω max.
diagnosis  
overflow/underflow
Open circuit (current mode only)
24 V DC low voltage

20 years experience

3-year warranty

Support free sample test


  1. Shenzhen Unimat Automation Technology Co., Ltd., established in 2005, is a National High-Tech Enterprise, a Specialized and Innovative Enterprise, and a participant in the development of the national standard for Programmable Controllers, specializing in industrial automation control.
  2. The company's products include PLCs, HMIs, VFDs, and Industrial Internet of Things systems, all of which have complete independent intellectual property rights.

As of December 2023, UniMAT PLC sales have exceeded 2,000,000 units.