Product Overview
The YOKOGAWA YS1700-100/A06/A31 is a high-precision single-loop process controller engineered by Yokogawa, a global leader in industrial automation and process control solutions. Designed for standalone or DCS-integrated loop control applications—such as temperature regulation in pharmaceutical reactors, pressure stabilization in petrochemical pipelines, and flow control in power plant steam systems—the YOKOGAWA YS1700-100/A06/A31 delivers reliable, real-time control to maintain process variables within tight tolerances.
Built to meet the rigor of industrial environments, the YOKOGAWA YS1700-100/A06/A31 complies with IEC 61000-6-2 (EMC immunity) and IEC 61508 (functional safety, SIL 2 qualified), ensuring stable performance amid electrical noise, temperature fluctuations, and mechanical vibration. Key capabilities include multi-input compatibility (RTD, thermocouple, 4-20 mA), advanced control algorithms (PID, on/off, cascade), and seamless communication with Yokogawa’s CENTUM VP DCS (via the YOKOGAWA AMM42 multiplexer or YOKOGAWA CP451-50 processor). Its user-friendly touchscreen interface and built-in diagnostics simplify operation and maintenance, making it an ideal solution for both standalone processes and integrated industrial systems where precision and reliability are non-negotiable.
Hainan Jinlin Mechanical & Electrical is a distributor of industrial control products, specializing in a wide range of brands. We possess extensive industry knowledge and market insights. Adhering to the "Customer First, Forge Ahead" business philosophy, we provide high-quality customer service. We're here for you, dedicated to meeting your needs!
Technical Specifications
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Value
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Product Model
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YOKOGAWA YS1700-100/A06/A31
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Manufacturer
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Yokogawa
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Product Type
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Single-Loop Process Controller (Temperature/Pressure/Flow)
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Input Compatibility
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RTD (Pt100, Pt1000), Thermocouple (K, J, T, E, R, S), Analog (4-20 mA DC)
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Control Modes
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PID (auto-tune, self-tune), On/off, Cascade control, Ratio control
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Output Signals
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2 x Analog outputs (4-20 mA DC), 2 x Relay outputs (250 V AC/30 V DC, 5 A)
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Communication Protocols
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Modbus RTU/TCP, BACnet MS/TP, Yokogawa Proprietary Bus (for CENTUM VP integration)
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Display Interface
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4.3-inch color touchscreen (480x272 resolution), LED status indicators
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Accuracy
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±0.1% of full scale (for analog inputs), ±0.3 °C (for Pt100 RTD at 0–100 °C)
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Power Supply Voltage
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100–240 V AC (50/60 Hz) or 24 V DC ±10%
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Operating Temperature
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0 °C to +55 °C (32 °F to +131 °F)
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Protection Features
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Overvoltage protection, short-circuit protection, ESD protection (±15 kV air), overheating shutdown
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Mounting Type
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Panel mounting (48x96 mm standard cutout)
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IP Rating
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IP65 (front panel), IP20 (rear terminals)
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Diagnostic Capabilities
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Input fault detection (open/short), output circuit fault, communication error logging, control loop oscillation alert
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Key Features and Benefits
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YOKOGAWA YS1700-100/A06/A31 stands out as a versatile, reliable process control solution, with features optimized for precision, flexibility, and integration into Yokogawa’s automation ecosystem:

Multi-Input Flexibility & Advanced PID Control
The YOKOGAWA YS1700-100/A06/A31 supports a wide range of input types—from RTDs for high-precision temperature measurement to 4-20 mA signals for pressure/flow sensors—eliminating the need for multiple dedicated controllers. Its advanced PID algorithm includes auto-tune and self-tune functions, which automatically optimize control parameters (proportional, integral, derivative) based on process dynamics. For example, in a pharmaceutical bioreactor, the controller can use a Pt100 RTD to monitor temperature and auto-adjust heating/cooling outputs via its analog relays, maintaining ±0.1 °C accuracy to meet FDA batch requirements.
Seamless Integration with Yokogawa Ecosystem
Designed to work with Yokogawa’s CENTUM VP DCS, the YOKOGAWA YS1700-100/A06/A31 can transmit real-time process data to the YOKOGAWA CP451-50 processor (via Modbus TCP) or aggregate signals with the YOKOGAWA AMM42 multiplexer for large-scale systems. This integration allows operators to monitor and adjust the controller remotely via the CENTUM VP HMI—critical for processes spread across large facilities (e.g., petrochemical refineries). For instance, if the controller detects a pressure spike in a pipeline, it can send an alert to the CP451-50, which then triggers a YOKOGAWA VC401-10 valve module to adjust flow and stabilize pressure—creating a fully automated control loop.
User-Friendly Operation & Proactive Diagnostics
The 4.3-inch color touchscreen provides intuitive access to control parameters, process trends, and fault logs, reducing training time for operators. Built-in diagnostics continuously monitor input/output health: if a thermocouple connected to the controller fails (open circuit), the screen displays a clear fault message, and the controller switches to a backup input (e.g., a redundant RTD) to avoid process disruption. This proactive monitoring minimizes unplanned downtime—especially valuable in 24/7 operations like power plant steam control, where even a 1-hour outage can lead to significant productivity losses.
Related Models
- YOKOGAWA YS1700-200/A06/A31 – Dual-loop variant of the YOKOGAWA YS1700-100/A06/A31, controlling two independent processes (e.g., temperature and pressure in a single reactor) to save panel space.
- YOKOGAWA YS1700-100/A06/A32 – High-temperature version of the YOKOGAWA YS1700-100/A06/A31, with an extended operating range (-20 °C to +70 °C) for harsh environments like steel mill furnaces.
- YOKOGAWA YS1700-100/A06/A31-S – Intrinsically safe (IS) variant, certified for Zone 1/21 hazardous areas (e.g., oil & gas wellhead pressure control) when paired with isolation barriers.
- YOKOGAWA AMM42 – Multiplexer module that aggregates data from multiple YOKOGAWA YS1700-100/A06/A31 controllers, transmitting standardized signals to the CENTUM VP DCS.
- YOKOGAWA CP451-50 – CENTUM VP processor module that remotely monitors and configures the YOKOGAWA YS1700-100/A06/A31, integrating it into large-scale control systems.
- YOKOGAWA VC401-10 – Valve control module triggered by the YOKOGAWA YS1700-100/A06/A31 (via DCS), adjusting process valves to maintain setpoint parameters (e.g., flow, pressure).
Company & Service Highlights
Hainan Jinlin Mechanical and Electrical Equipment Co., Ltd., a distributor of industrial control products from various brands, specializes in selling industrial control products. Leveraging extensive industry knowledge and market insights, we adhere to the business philosophy of "Customer First, Striving for Progress" and prioritize customer service to provide customers with high-quality services. We are committed to serving your needs and are dedicated to meeting them!
As a certified partner of industry leaders such as Bentley Nevada, Honeywell, and Yokogawa, we provide key components for the following areas:
Typical Application Areas
- Pharmaceutical Manufacturing: Controlling bioreactor temperature (via Pt100 RTD input) and pH (via 4-20 mA sensor), where the YOKOGAWA YS1700-100/A06/A31’s PID auto-tune ensures FDA-compliant batch consistency.
- Petrochemical Industry: Stabilizing pipeline pressure (using 4-20 mA pressure transmitter input) and integrating with the CENTUM VP DCS via Modbus TCP, enabling remote adjustments during peak production periods.
- Power Generation: Regulating steam flow in combined-cycle plants, with the YOKOGAWA YS1700-100/A06/A31 sending flow data to the YOKOGAWA CP451-50 and triggering YOKOGAWA VC401-10 valves to optimize turbine efficiency.
We offer a one-year warranty on all products, including the YOKOGAWA YS1700-100/A06/A31, and provide specialized pre-sales support (e.g., input/output compatibility checks, PID parameter tuning guidance) and after-sales service (e.g., on-site calibration, DCS integration testing). If you cannot find the model you need, please contact us immediately.
Contact Information