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Yokogawa SSC60D-S2121 Product Documentation
Product Introduction
The Yokogawa SSC60D-S2121 is a high-performance single-loop digital indicating controller designed for precise process control and monitoring in industrial applications. It features a dual-display screen for simultaneous measurement and setpoint visualization, ensuring optimal operational efficiency. The controller supports multiple input types, including thermocouples, RTDs, and analog signals, making it versatile for various industrial environments.
Built with robust construction, the SSC60D-S2121 is suitable for harsh conditions, offering high reliability and long-term stability. Its user-friendly interface simplifies configuration and operation, while advanced control algorithms ensure accurate regulation of temperature, pressure, flow, and other process variables.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | SSC60D-S2121 |
| Type | Single-loop digital indicating controller |
| Input Signals | Thermocouples (K, J, R, S, B, etc.), RTDs (Pt100, JPt100), DC voltage/current (0-10V, 4-20mA) |
| Output Signals | Relay, voltage (0-10V), current (4-20mA) |
| Control Algorithm | PID, ON/OFF, self-tuning |
| Display | Dual 4-digit LED (red & green) |
| Accuracy | ±0.3% FS (for voltage/current inputs) |
| Sampling Period | 0.5 seconds |
| Operating Temp. | 0°C to 50°C (32°F to 122°F) |
| Storage Temp. | -20°C to 60°C (-4°F to 140°F) |
| Power Supply | 100-240V AC, 50/60Hz |
| Dimensions | 482.6 x 266 x 88.1 mm |
| Weight | 8.5 kg |
| Protection Rating | IP66 (front panel) |
| Communication | Optional RS-485 (Modbus RTU) |
Product Applications
The SSC60D-S2121 is widely used in industries requiring precise process control, including:
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Temperature control in furnaces, ovens, and heat treatment systems.
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Pressure regulation in hydraulic and pneumatic systems.
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Flow control in water treatment and chemical processing.
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Humidity monitoring in environmental chambers and HVAC systems.
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Industrial automation for machinery and production lines.
Its compact design and high durability make it ideal for integration into control panels and distributed control systems (DCS).
Product Advantages
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High Accuracy & Stability – Ensures reliable control with minimal deviation.
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Versatile Input Compatibility – Supports multiple sensor types for flexibility.
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Robust Construction – IP66-rated front panel resists dust and water ingress.
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Easy Configuration – Intuitive interface with simple parameter setting.
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Advanced PID Control – Optimizes process response with self-tuning capability.
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Dual LED Display – Clear visibility of measured and setpoint values.
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Wide Power Supply Range – Compatible with 100-240V AC for global use.
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Optional Communication – Enables integration with SCADA and PLC systems via RS-485.
Frequently Asked Questions (FAQ)
Q1: What types of sensors are compatible with the SSC60D-S2121?
A1: It supports thermocouples (K, J, R, S, B), RTDs (Pt100, JPt100), and analog signals (0-10V, 4-20mA).
Q2: Can this controller be used for both heating and cooling applications?
A2: Yes, it supports dual-action control for heating/cooling systems.
Q3: Is the SSC60D-S2121 suitable for outdoor use?
A3: While the front panel is IP66-rated, the entire unit should be installed in a protected enclosure for outdoor applications.
Q4: Does it support communication protocols?
A4: An optional RS-485 module enables Modbus RTU communication.
Q5: What is the response time of the controller?
A5: The sampling period is 0.5 seconds, ensuring fast response to process changes.
Q6: Can the SSC60D-S2121 be panel-mounted?
A6: Yes, it is designed for panel mounting with standard 48 × 96 mm cutout dimensions.
Q7: How do I calibrate the controller?
A7: Calibration can be performed via the front-panel interface using a reference signal.
Q8: What is the warranty period?
A8: Yokogawa typically provides a 1-year warranty for this model.
Q9: Is there a software for configuration?
A9: Manual configuration is done via the front panel; no external software is required.
Q10: Can the output signal be customized?
A10: Yes, outputs can be configured as relay, voltage (0-10V), or current (4-20mA).
Recommended Related & Popular Models
Same Series (SSC Series)
| Model | Description |
|---|---|
| SSC50D-S2121 | Compact single-loop controller, basic model |
| SSC70D-S2121 | Advanced version with multi-function output |
| SSC60D-S2122 | Enhanced communication (RS-485 included) |
| SSC60D-S2123 | High-speed sampling (0.2 sec) |
| SSC60D-S2124 | Dual-loop control capability |
| SSC60D-S2125 | Extended temperature range (-30°C to 70°C) |
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