Introduction

The Schneider STBACI1230K Analog Input Module is a high-performance signal acquisition solution within the Modicon STB distributed I/O family. Designed for industrial environments requiring reliable current measurement, it provides two 0...20 mA analogue input channels with 12-bit resolution for connecting field transmitters and process sensors.

Developed for automation engineers, machine builders, and system integrators, the STBACI1230K combines accurate signal conversion with the flexibility of a modular I/O architecture. Its compact design, integrated protection features, and compatibility with distributed automation systems make it a practical choice for process monitoring, machine control, and industrial data acquisition applications.

Technical Specifications

Parameter	Specification
Brand	Schneider Electric
Model Number	STBACI1230K
Product Type	Analog Input Module Kit
Product Range	Modicon STB Distributed I/O
Module Type	Standard Analog Input Kit
Analog Input Channels	2
Input Type	Current Input
Input Signal Range	0...20 mA
Resolution	12 bits
Input Filter	Single Low-Pass Filter 25 Hz
Response Time	5 ms
Update Time	10 ms
Input Impedance	≤300 Ohm
Maximum Input	25 mA / 50 V DC
Sensor Supply Current	100 mA per channel
Integral Linearity	±0.1% FS
Accuracy Error	±0.5% FS at 25°C
Temperature Drift	±0.01%/°C
Protection Function	Short-Circuit Protection
Hot/Cold Swapping	Supported
Mounting Type	Modicon STB Island Mounting
Protection Rating	IP20
Included Components	STBACI1230 Module, STBXBA1000 Base, STBXTS1100, STBXTS2100 Connectors
Dimensions (W × H × D)	Approx. 18.4 × 128.3 × 70 mm
Weight	Approx. 100 g

Recommended Companion Models

Model	Product Name
STBNIP2212	Schneider Modicon STB Ethernet Network Interface Module
STBPDT3100	Schneider Modicon STB Power Distribution Module
STBAVI1255K	Schneider Modicon STB Analog Voltage Input Module
STBACO0120K	Schneider Modicon STB Analog Output Module

Frequently Selected Alternatives

Model	Product Name
STBACI1225K	Schneider Modicon STB Basic Analog Input Module
STBACI0320K	Schneider Modicon STB Analog Input Module
STBACI1400K	Schneider Modicon STB High Resolution Analog Input Module
NTSAMI0210K	Schneider Modicon Edge I/O Analog Input Module

Where It Excels in Industrial Use

• Industrial Current Signal Acquisition
The STBACI1230K is designed for collecting 0...20 mA analogue signals from industrial transmitters, making it suitable for monitoring pressure, flow, level, and process variables in automation systems.

• Distributed Machine Automation
As part of the Modicon STB distributed I/O platform, the module provides localized analogue signal processing for machines and production equipment requiring accurate field data collection.

• Process Monitoring Applications
The module supports integration with current-output sensors and transmitters, helping engineers achieve stable measurement performance in manufacturing and industrial control environments.

• Compact Control System Expansion
Its modular STB architecture allows flexible analogue input expansion while maintaining efficient cabinet installation and simplified system maintenance.

Key Strengths at a Glance

• Dual 0...20 mA Analog Input Channels
The STBACI1230K provides two analogue current input channels with 12-bit resolution, enabling accurate conversion of standard industrial current signals.

• Complete Analog Input Kit Solution
The kit includes the STBACI1230 module, mounting base, and terminal connectors, allowing convenient installation within Modicon STB island configurations.

• High-Resolution Signal Processing
With 12-bit analogue conversion, low-pass filtering, and strong linearity performance, the module delivers reliable measurement quality for industrial applications.

• Reliable Industrial Protection Design
The module includes short-circuit protection and supports cold swapping functionality, improving system availability and maintenance efficiency.

Technical FAQs

1. What type of product is the Schneider STBACI1230K?
The Schneider STBACI1230K is a standard analogue input kit belonging to the Modicon STB distributed I/O solution, designed for 0...20 mA signal measurement.

2. How many analogue inputs does the STBACI1230K provide?
The STBACI1230K provides two analogue input channels for current signal acquisition.

3. What input signal range does the STBACI1230K support?
The module supports 0...20 mA analogue current input signals from compatible industrial sensors and transmitters.

4. What is the analogue resolution of the STBACI1230K?
The STBACI1230K provides 12-bit analogue input resolution for improved measurement accuracy.

5. Can the STBACI1230K measure voltage signals?
No, the STBACI1230K is designed specifically for current-based analogue inputs and does not support direct voltage measurement.

6. Which automation platform is compatible with the STBACI1230K?
The STBACI1230K is designed for Schneider Electric Modicon STB distributed I/O systems.

7. Does the STBACI1230K support sensor power supply?
Yes, the module can provide sensor supply current up to 100 mA per input channel for compatible field devices.

8. What type of filtering is used in the STBACI1230K?
The module uses a single low-pass input filter with a 25 Hz cutoff frequency to improve analogue signal stability.

9. Can the STBACI1230K be replaced while the system is operating?
The module supports cold swapping and hot swapping fallback functionality when used with compatible STB network interface modules.

10. What software is used for configuring the STBACI1230K system?
Modicon STB island configurations can be managed using Schneider Electric Advantys STB configuration software.

Look forward to your comments!Comment