Yokogawa S9680DG-00

Technical Dossier

Product Details And Specifications

Yokogawa S9000 Series Technical Notes

The Yokogawa S9000 Series represents a mature, field-proven line of measurement and signal conditioning modules deployed across global heavy industry sectors including petrochemical refineries, nuclear power generation facilities, offshore oil & gas platforms, and large-scale chemical processing plants. These modules operate as integral components within Yokogawa's CENTUM and EW3 distributed control system (DCS) architectures, providing high-accuracy analog measurement, digital I/O, and specialized signal processing functions. Installed base counts in the tens of thousands of units across Asia-Pacific, the Middle East, and Europe, making long-term parts availability a critical operational concern for plant maintenance engineers and procurement teams.

The Evolution of S9000 Series Architecture

The S9000 Series was introduced as part of Yokogawa's second-generation DCS instrumentation platform, designed to interface directly with CENTUM-V and CENTUM-XL backplane bus structures. Early modules in the series (circa late 1980s–1990s) used parallel bus communication with fixed-address slot assignment, requiring manual DIP-switch configuration for channel mapping. Mid-generation revisions introduced improved EMI shielding and extended operating temperature ranges to accommodate harsh industrial environments. Later variants added HART pass-through capability on select analog input modules, enabling field device diagnostics without loop interruption. The series entered its end-of-active-production phase as Yokogawa transitioned customers toward the CENTUM VP and ProSafe-RS platforms; however, the S9000 remains in active service at thousands of sites where full DCS migration is not economically viable. Compatibility between S9000 modules and legacy CENTUM backplanes is well-documented, but cross-generation substitution requires careful verification of bus protocol version, power rail voltage (5 VDC vs. 24 VDC field supply), and firmware revision levels.

S9000 Series Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly stocked modules within the Yokogawa S9000 Series, organized by functional category:

Measurement & Multimeter Modules

• S9680DG-00: Digital multimeter module; measures DC voltage, AC voltage, resistance, and frequency on process signal loops.
• S9680DA-00: Analog multimeter input module; 4-channel DC current/voltage measurement with isolated inputs.
• S9680DB-00: Resistance measurement module; 4-wire RTD input, supports Pt100/Pt1000 sensor types.

Analog Input (AI) Modules

• S9110AI-00: 8-channel analog input module; 4–20 mA, 1–5 VDC input range, 12-bit resolution.
• S9120AI-00: 16-channel analog input module; high-density configuration for large I/O count applications.
• S9130AI-00: Thermocouple input module; supports J, K, T, E, R, S, B type thermocouples with CJC.
• S9140AI-00: RTD input module; 4-wire Pt100 configuration, 8-channel, ±0.1°C accuracy class.
• S9150AI-00: High-speed analog input module; 1 ms scan rate, used in fast-loop control applications.

Analog Output (AO) Modules

• S9210AO-00: 4-channel analog output module; 4–20 mA output, loop-powered, with open-loop detection.
• S9220AO-00: 8-channel analog output module; 0–10 VDC / 4–20 mA selectable per channel.

Digital Input (DI) Modules

• S9310DI-00: 16-channel digital input module; 24 VDC wet contact, optically isolated inputs.
• S9320DI-00: 32-channel digital input module; high-density DI for valve position and status monitoring.
• S9330DI-00: Pulse input module; frequency counting up to 10 kHz, used for flow totalizer applications.

Digital Output (DO) Modules

• S9410DO-00: 16-channel digital output module; relay contact output, 2A per channel, SPDT configuration.
• S9420DO-00: 32-channel transistor output module; 24 VDC sink/source, 0.5A per channel.

Communication & CPU Modules

• S9510CP-00: Controller/CPU module; executes control logic, manages I/O bus polling, supports ladder and function block programming.
• S9520CM-00: Communication adapter module; RS-485 / Modbus RTU interface for third-party device integration.
• S9530CM-00: PROFIBUS-DP communication module; connects S9000 I/O to PROFIBUS master controllers.

Power Supply Modules

• S9610PS-00: 24 VDC power supply module; 10A output, redundant configuration capable, DIN-rail mount.
• S9620PS-00: Redundant power supply module; hot-swap capable, automatic failover, status LED indication.