Process Control Solution – YOKOGAWA AIP171-S2 Analog Input Module | CENTUM VP / CS 3000
The YOKOGAWA AIP171-S2 is a high-precision analog input control module engineered for demanding industrial process environments. Designed for seamless integration into YOKOGAWA’s CENTUM VP and CS 3000 Distributed Control Systems (DCS), this module delivers reliable signal acquisition for critical process variables including temperature, pressure, flow, and level — making it the preferred choice for engineers in oil & gas, chemical processing, power generation, and pharmaceutical manufacturing.
Where This Product Is Used
The AIP171-S2 is deployed across a wide range of high-stakes industrial environments where signal integrity and system uptime are non-negotiable:
- Oil & Gas Refineries: Continuous monitoring of wellhead pressure, separator levels, and pipeline flow rates within CENTUM VP-based control architectures.
- Chemical & Petrochemical Plants: Precise analog input acquisition for reactor temperature control, distillation column management, and feed ratio regulation.
- Power Generation Facilities: Integration into boiler control loops, turbine monitoring systems, and grid-connected generation management platforms.
- Pharmaceutical Manufacturing: GMP-compliant process monitoring for fermentation, purification, and environmental control systems.
- Pulp & Paper Mills: Analog signal management for digester pressure, bleaching chemical dosing, and drying section temperature profiles.
- Water & Wastewater Treatment: Flow measurement, pH monitoring, and chemical dosing control within SCADA-integrated DCS environments.
- LNG Terminals & Storage: Cryogenic temperature and pressure monitoring with high-resolution analog input channels.
Technical Specifications
| Manufacturer | YOKOGAWA Electric Corporation |
| Model / SKU | AIP171-S2 |
| Module Type | Analog Input Control Module |
| Compatible System | CENTUM VP, CENTUM CS 3000 |
| Series | CENTUM VP / CS 3000 Field Control Station (FCS) |
| Input Signal Type | Analog (4–20 mA, 1–5 V DC, thermocouple, RTD — per channel configuration) |
| Number of Channels | 16 channels (typical for AIP series) |
| Resolution | 16-bit A/D conversion |
| Isolation | Channel-to-channel and channel-to-bus isolation |
| Communication Bus | V-net / ER Bus (YOKOGAWA proprietary) |
| Power Supply | Supplied via FCS backplane |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | -20°C to +70°C |
| Humidity | 5% to 95% RH (non-condensing) |
| Weight | Approx. 1,250 g |
| Condition | New / Refurbished / Surplus (specify at inquiry) |
Note: Full datasheet available upon request. Specifications subject to revision per YOKOGAWA engineering bulletins.
Why Engineers Specify This Model
- Direct Drop-In Compatibility: The AIP171-S2 is a factory-designated module for CENTUM VP and CS 3000 FCS racks — no firmware patching or hardware modification required.
- High-Resolution Signal Acquisition: 16-bit A/D conversion ensures accurate representation of slow-moving process variables critical to safety and quality control.
- Robust Isolation Architecture: Channel-to-channel isolation prevents ground loops and cross-talk in multi-sensor field wiring environments.
- Hot-Swap Capable: Supports online replacement within the FCS rack, minimizing process downtime during maintenance windows.
- Proven Field Reliability: Widely deployed in YOKOGAWA’s installed base across 80+ countries with documented MTBF exceeding industry benchmarks.
- Backward Compatibility: Interoperable with legacy CS 3000 installations, protecting existing capital investment during system upgrades.
Complete System Bill of Materials
For a complete CENTUM VP / CS 3000 Field Control Station build or maintenance kit, the following components are commonly specified alongside the AIP171-S2:
- AIP171-S2 — Analog Input Module (this item)
- AOP171-S2 — Analog Output Module
- ADV151-P — Digital Input/Output Module
- CP345 / CP451 — Field Control Unit (FCU) Processor
- EB401 / EB501 — ESB Bus Coupler
- PW481 / PW482 — Power Supply Unit
- TB805 / TB810 — Terminal Board for field wiring
- KS1 / KS2 — Node Interface Unit (NIU)
Contact us for bundle pricing and availability on complete FCS rack assemblies.
Compliance & Industry Standards
- CE Marking: Compliant with EU Machinery Directive and EMC Directive
- UL/cUL Listed: Recognized for use in North American industrial installations
- IEC 61511 / IEC 61508: Suitable for use in Safety Instrumented Systems (SIS) when configured per YOKOGAWA SIL documentation
- RoHS Compliant: Restriction of Hazardous Substances Directive (EU) 2011/65/EU
- ATEX / IECEx: Consult YOKOGAWA documentation for hazardous area classification compatibility
- ISO 9001:2015: Manufactured under YOKOGAWA’s certified quality management system
Quality Assurance & Sourcing
At Konmask.com, every YOKOGAWA module undergoes a documented 4-step verification process before shipment:
- Source Verification: Modules are sourced exclusively from authorized distributors, certified system integrators, or directly decommissioned from documented plant shutdowns.
- Physical Inspection: Visual examination of PCB, connectors, firmware label, and serial number against YOKOGAWA manufacturing records.
- Functional Bench Test: Power-on test and channel-level signal verification using calibrated test equipment.
- Documentation Package: Each unit ships with a test report, traceability record, and original YOKOGAWA part label where available.
How to Source This Part
- Submit an RFQ: Email support@konmask.com with your required quantity, delivery timeline, and destination country.
- Receive a Quotation: We respond within 1 business day with pricing, lead time, and available condition grades (New / Refurbished / Tested Surplus).
- Order Confirmation: Confirm your purchase order via email or our online checkout. Proforma invoice issued upon request.
- Inspection & Dispatch: Module is tested, packaged in anti-static ESD-safe materials, and dispatched via DHL / FedEx / UPS with full tracking.
- Post-Delivery Support: Our technical team is available for installation guidance, compatibility verification, and warranty claims.
Application-Specific FAQ
Q: Is the AIP171-S2 compatible with both CENTUM VP and CS 3000?
A: Yes. The AIP171-S2 is designed for use in both CENTUM VP and CS 3000 Field Control Stations. Verify your FCS rack model and firmware revision with YOKOGAWA or our technical team before installation.
Q: Can this module be used in a Safety Instrumented System (SIS)?
A: The AIP171-S2 may be used in SIS applications when configured and validated per YOKOGAWA’s SIL certification documentation. Consult your functional safety engineer for loop-level SIL verification.
Q: What is the lead time for this module?
A: In-stock units ship within 3–5 business days. For sourced or refurbished units, lead time is typically 2–4 weeks. Contact us for real-time availability.
Q: Do you provide a warranty?
A: Yes. All modules sold by Konmask.com carry a minimum 90-day functional warranty. Extended warranty options are available upon request.
Q: Can you supply multiple units for a plant-wide spare parts program?
A: Absolutely. We support bulk procurement for MRO spare parts programs, plant turnarounds, and system upgrades. Volume pricing is available for orders of 5+ units.
Q: How is the module packaged for international shipping?
A: Each module is individually wrapped in anti-static ESD bags, cushioned in foam-lined cartons, and shipped with a humidity indicator card. Export documentation including commercial invoice and packing list is provided for customs clearance.
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Contact: support@konmask.com | +0086 19859288691
