Description
The
YOKOGAWA AIP121-S00 is a high-performance analog input module designed for Yokogawa’s distributed control systems (DCS), such as the CS 3000. It converts analog signals from field devices (e.g., temperature sensors, pressure transmitters, flow meters) into digital data for processing, enabling precise monitoring and control in industrial environments. The module supports multiple input ranges, high accuracy, and built-in diagnostics, making it suitable for critical applications in sectors like energy, chemical processing, and manufacturing.
Parameter |
Specification |
Brand |
Yokogawa |
Model |
AIP121-S00 |
Type |
Analog Input Module |
Input Ranges |
±10 mV, ±20 mV, ±50 mV, ±100 mV, ±1 V, ±5 V, ±10 V |
Channels |
16 channels (configurable) |
Accuracy |
±0.1% of reading |
Sampling Rate |
1,000 samples/second |
Input Type |
2-wire or 4-wire |
Voltage |
24V DC (module power) |
Temperature Range |
-20°C to 70°C (operating) |
Weight |
0.62 kg |

ALR121-S00
- High Precision: ±0.1% accuracy ensures reliable measurements in critical processes.
- Wide Input Flexibility: Supports diverse analog signals (mV, V) for compatibility with various sensors.
- Fast Sampling: 1,000 samples/second enables real-time monitoring and rapid response.
- Built-in Diagnostics: Detects faults (e.g., sensor failure, signal loss) to prevent system downtime.
- Durability: Industrial-grade design (temperature range: -20°C to 70°C) for harsh environments.
- Industries: Chemical processing, oil & gas, power generation, pharmaceutical manufacturing.
- Case Example: A chemical plant integrated the AIP121-S00 to monitor 16 pressure and temperature sensors in a reactor. The module’s high accuracy and fast sampling reduced process variability by 15%, improving product quality and reducing energy waste.
Compared to similar analog input modules, the AIP121-S00 offers superior sampling rates (1,000 samples/second vs. typical 500 samples/second) and a broader input range (±10 mV to ±10 V). Its built-in diagnostics eliminate the need for external monitoring tools, reducing system complexity and costs.

ALR121-S00
- Compatibility: Ensure compatibility with your DCS (e.g., Yokogawa CS 3000).
- Channel Requirement: Choose based on the number of analog inputs (16 channels).
- Environment: Verify temperature and humidity conditions match the module’s specifications (-20°C to 70°C, 0–90% RH).
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Wiring: Separate power, analog, and digital signal cables to avoid interference. Use shielded wires for analog signals.
-
Calibration: Regularly calibrate the module (via DCS software) to maintain accuracy.
-
Safety: Disconnect power before installing or servicing to prevent electrical hazards.
-
Maintenance: Inspect connectors for corrosion in humid environments; replace faulty components promptly.
Shanxi Xinyeda International Trade Co., Ltd. is your trusted partner for
YOKOGAWA AIP121-S00 and other automation spare parts. We provide sales, technical support, and reliable solutions for industrial control systems. Visit
www.xydcontrol.com or contact us today to optimize your system performance.
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