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Yokogawa SCP451-51-S1 Product Overview
The Yokogawa SCP451-51-S1 is a high-performance single-loop controller designed for precise process control in industrial applications. It offers advanced functionality, reliability, and ease of use, making it suitable for a wide range of industries, including chemical, pharmaceutical, food & beverage, and energy.
Product Specifications
| Parameter | Value |
|---|---|
| Model | SCP451-51-S1 |
| Control Type | Single-loop PID control |
| Input Signals | Thermocouple, RTD, DC voltage, current |
| Output Signals | Relay, voltage, current (4-20mA) |
| Display | High-resolution LCD |
| Communication | RS-485 (Modbus RTU) |
| Power Supply | 100-240V AC, 50/60Hz |
| Operating Temperature | -10°C to 55°C (14°F to 131°F) |
| Dimensions | 48 x 96 x 110mm |
| Weight | 0.45 kg |
| Enclosure Rating | IP66 (Front panel) |
| Certifications | CE, UL, IEC standards compliant |
Applications
The Yokogawa SCP451-51-S1 is widely used in:
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Temperature Control Systems – Furnaces, reactors, and ovens.
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Pressure & Flow Regulation – Pipelines, compressors, and pumps.
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HVAC Systems – Building automation and climate control.
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Chemical Processing – Batch processing and mixing control.
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Pharmaceutical Manufacturing – Sterilization and cleanroom monitoring.
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Energy Management – Boiler and turbine control.
Product Advantages
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High Precision – Advanced PID algorithm ensures accurate control.
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Durability – Robust construction with IP66 front panel protection.
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Flexible I/O – Supports multiple input/output signal types.
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User-Friendly Interface – Intuitive LCD display with easy navigation.
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Reliable Communication – RS-485 Modbus RTU for seamless integration.
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Wide Power Supply Range – Compatible with 100-240V AC.
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Certified Safety – Complies with CE, UL, and IEC standards.
Frequently Asked Questions (FAQ)
Q1: What is the operating temperature range of the SCP451-51-S1?
A1: It operates between -10°C and 55°C (14°F to 131°F).
Q2: Can this controller support multiple input types?
A2: Yes, it accepts thermocouples, RTDs, DC voltage, and current inputs.
Q3: What communication protocols are supported?
A3: It supports RS-485 Modbus RTU for industrial communication.
Q4: Is the front panel waterproof?
A4: Yes, it has an IP66-rated front panel for dust and water resistance.
Q5: What is the power supply requirement?
A5: It works with 100-240V AC, 50/60Hz.
Q6: Does it support relay outputs?
A6: Yes, it provides relay, voltage, and current (4-20mA) outputs.
Q7: What are the dimensions of the controller?
A7: The size is 48 x 96 x 110mm.
Q8: Is the SCP451-51-S1 suitable for hazardous environments?
A8: It has standard industrial protection (IP66) but may require additional certifications for hazardous areas.
Q9: Can it be integrated with SCADA systems?
A9: Yes, via Modbus RTU communication.
Q10: What is the approximate weight of the unit?
A10: It weighs 0.45 kg.
Recommended Related & Popular Models
Same Series / Related Models
| Model | Description | Key Feature |
|---|---|---|
| SCP451-51-S2 | Dual-loop PID controller | Two independent control loops |
| SCP451-51-S3 | Enhanced communication (Ethernet) | Supports Ethernet/IP |
| SCP451-51-S4 | High-density I/O version | Additional analog/digital channels |
| SCP451-51-S5 | Explosion-proof variant | ATEX certification for hazardous use |
| SCP451-51-S6 | Programmable logic + PID control | Built-in sequence control |
| SCP451-51-S7 | High-temperature version | Operates up to 70°C |
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