Smart 200 Expansion Signal Boards (SB Series)

Plug-in signal boards for Smart 200 PLC systems. Add communication, digital I/O, analog I/O, or temperature acquisition in a compact form factor.

Note: The “Software Configuration” column shows the recommended configuration selection name in the programming software.
Typical Uses
  • Extra serial communication (RS485 / RS232)
  • Small add-on DI/DO without external modules
  • Analog sensing and control (V/I)
  • Temperature measurement (PT100 / NTC)

Quick Filter

Jump to the full model list and choose by function: Communication, Digital I/O, Analog I/O, or Temperature.

Tip: If you tell us your required signals (DI/DO/AI/AO/Temp) and interface (RS485/RS232), we can recommend the right SB model quickly.

All SB Models

Click the model name to view product details. “Software Configuration” shows the selection name used in software.

Model Description Software Configuration
SB CM01
Category: Communication
485 or 232 Communication SB CM01
SB CM02
Category: Communication
485 Communication SB CM01
SB DE02
Category: Digital Inputs
2 Digital Inputs SB DT04
SB DE04
Category: Digital Inputs
4 Digital Inputs SB CM01
SB DE06
Category: Digital Inputs
6 Digital Inputs SB CM01
SB QT02
Category: Digital Outputs
2 Digital Outputs SB DT04
SB QT04
Category: Digital Outputs
4 Digital Outputs SB CM01
SB QT06
Category: Digital Outputs
6 Digital Outputs SB CM01
SB AE01
Category: Analog Inputs
1 Analog Input (supports voltage or current) SB CM01
SB AE02
Category: Analog Inputs
2 Analog Inputs (supports voltage or current) SB CM01
SB AE04
Category: Analog Inputs
4 Analog Inputs (supports voltage or current) SB CM01
SB AE06
Category: Analog Inputs
6 Analog Inputs (supports voltage or current) SB CM01
SB AQ01
Category: Analog Outputs
1 Analog Output (supports voltage and current) SB CM01
SB AQ02
Category: Analog Outputs
2 Analog Outputs (supports voltage and current) SB CM01
SB AQ04
Category: Analog Outputs
4 Analog Outputs (supports voltage and current) SB CM01
SB AM03
Category: Mixed Analog
2 Analog Inputs (V/I), 1 Analog Output (V/I) SB CM01
SB AM04
Category: Mixed Analog
2 Analog Inputs (V/I), 2 Analog Outputs (V/I) SB CM01
SB AM05
Category: Mixed Analog
4 Analog Inputs (V/I), 1 Analog Output (V/I) SB CM01
SB AM06
Category: Mixed Analog
4 Analog Inputs (V/I), 2 Analog Outputs (V/I) SB CM01
SB AR02
Category: PT100 (RTD)
2-Channel PT100 Temperature Collection SB CM01
SB AR04
Category: PT100 (RTD)
4-Channel PT100 Temperature Collection (supports 2-wire only) SB CM01
SB AN06-4NTC2AI
Category: NTC + Analog Inputs
4 NTC (10K, 3950), 2 Analog Inputs SB CM01

How to Choose the Right SB Model

  • Communication: choose SB CM01 for RS485/RS232, or SB CM02 for RS485 only.
  • Digital Inputs/Outputs: choose SB DE / SB QT by required channel count (2/4/6).
  • Analog Inputs/Outputs: choose SB AE / SB AQ for sensors and control signals (supports voltage/current).
  • Mixed Analog: choose SB AM for combined AI + AO in one board.
  • Temperature: choose SB AR (PT100) or SB AN06 for NTC + analog inputs.
Software configuration names are listed in the table to simplify project setup.

FAQ

Q: What is a Signal Board (SB) used for?

SB boards are compact plug-in options to add communication or small I/O without using external expansion modules.

Q: What does “Software Configuration” mean?

It shows the recommended selection name in the programming software so you can configure the correct SB type quickly.

Q: Which SB supports both NTC and analog inputs?

SB AN06-4NTC2AI combines 4 NTC channels (10K, 3950) and 2 analog inputs.

Need Help Selecting a Signal Board?

Tell us your interface needs (RS485/RS232) and required DI/DO/AI/AO/Temperature channels. We’ll recommend the right SB model for your Smart 200 project.