Welcome to the UniMAT official website

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

UN 231-5PD32-0XB0


SM 1231 Analog input 1200PLC Module which is similar as Siemens S7 - 1200 PLC

1) SM 1231 4RTD 16-bit resolution
2) Compatible with Siemens 6ES7 231-5PD32-0XB0; 
3) Analog input  module;
4) Could connect with Siemens 1200 CPU and Modules;
5) 3-year warranty;
6) 2-3 working days after payment can ship;
7) Material: ABS, IC

Model SM 1231 Al 4×16 bits RTD
Order number UN 231-5PD32-0XB0             
General
Dimension W x H x D ( mm ) 45×100×75                                                                                                                           
Weight 220 g
Power consumption 1.5 W
Current consumption (SM bus) 80 mA
Current consumption (24 VDC) 40 mA
Analog input
Number of input channels 4                         
Type RTDs and Resistors
Range Platinum (Pt), copper (Cu), nickel (Ni), LG-Ni or resistance
Resolution
Temperature
Resistance
0.1ºC/0.1F
15 bits + sign bit
Maximum withstand voltage ±35 V
Noise suppression 85 dB,10 Hz/50 Hz/60 Hz/400 Hz
Common mode rejection >120 dB
Impedance ≥10 MQ
Isolation
Field side and logic side
On-site side and 24VDC side
24 V DC side and logic side

707V DC(Type test)
Channel-to-channel isolation None
Repeatability ±0.05 %FS
Measurement principle Integral
Cold junction error ---
Cable length (meter) Maximum length to sensor 100 m
Cable resistance 20Ω,2.7Ω for 10 ΩRTD
Diagnosis
Overflow/Underflow
Break circuit
24V 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.