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- Yokogawa
- SCP451-53
- Processor Module
- Japan
- 123 mm × 122 mm × 100 mm
- 1.5kg
- Xiamen, China
- New & In Stock
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📘 Product Overview – SCP451-53
The SCP451-53 is a 4-channel analog output module designed for use in safety instrumented systems (SIS). As part of the ProSafe-RS safety control platform, it plays a critical role in translating safety-verified digital logic into high-accuracy analog signals. This enables precise control of actuators, valves, and other field devices requiring analog input, all while maintaining full compliance with stringent safety standards such as SIL-3 (IEC 61508).
This module ensures stable, isolated, and accurate signal output, making it ideal for critical infrastructure, process automation, and industrial environments where both reliability and safety are paramount.
📊 Technical Specifications – SCP451-53
| Parameter | Specification |
|---|---|
| Model | SCP451-53 |
| Module Type | Analog Output Module |
| Number of Channels | 4 independent analog output channels |
| Output Signal Types | 0–20 mA, 4–20 mA, 0–10 V DC, 1–5 V DC |
| Output Accuracy | ±0.1% of full scale |
| Output Resolution | 12-bit |
| Isolation | 500 V RMS (output to ground) |
| Load Resistance | 0–1,000 Ω for current; >10 kΩ for voltage output |
| Power Consumption | Approx. 10 W |
| Voltage Supply | 24 V DC via system backplane |
| Safety Certification | SIL-3 (IEC 61508), compliant with safety standards |
| Diagnostic Functions | Self-checks, fault detection, channel diagnostics |
| Operating Temperature | –10°C to +55°C |
| Storage Temperature | –40°C to +85°C |
| Relative Humidity | 5%–95% RH (non-condensing) |
| Shock Resistance | 10 G (11 ms, half-sine wave) |
| Vibration Resistance | 2.5 G, 10–500 Hz |
| Cooling Method | Natural air convection |
| Mounting Type | Rack-mountable (ProSafe-RS system frame) |
| Dimensions (H × W × D) | 123 mm × 122 mm × 100 mm |
| Weight | 1.5 kg |
| Protection Rating | IP20 (when installed in panel) |
🏭 Applications
-
Emergency Shutdown Systems (ESD): Deliver smooth analog shutdown signals to critical systems.
-
Burner Management Systems (BMS): Control fuel flow and burner modulation with precise analog signals.
-
HIPPS (High-Integrity Pressure Protection Systems): Convert logic-based decisions into continuous analog control.
-
Process Valve Control: Interface with valves that require 4–20 mA or voltage-based modulation inputs.
-
Turbine Control Systems: Manage analog setpoints in rotating machinery control for process optimization.
✅ Key Advantages
-
SIL-3 Certified
Ensures the highest level of safety integrity in industrial applications. -
Four High-Accuracy Channels
Compact module capable of handling multiple analog outputs with precise resolution and minimal error. -
Robust Environmental Tolerance
Resistant to extreme temperature, humidity, shock, and vibration conditions. -
Built-in Diagnostics
Real-time channel health monitoring and self-checking ensure long-term system reliability. -
Modular & Scalable
Easily integrated with other modules in ProSafe-RS systems; simplifies expansion and maintenance.
🏷️ Brand & Series
| Attribute | Description |
|---|---|
| Brand | Yokogawa |
| Product Series | ProSafe-RS |
| System Type | Safety Instrumented System (SIS) |
| Module Classification | Analog Output |
| Integration | Rack-based module (backplane) |
| Safety Compliance | SIL-3 (IEC 61508) |
🔁 Related Models – Same Series
| Model | Function / Description | Dimensions (mm) | Weight (kg) | Notes |
|---|---|---|---|---|
| SCP451-11-S1 | Safety logic processor module | 123 × 122 × 100 | 1.2 | Core CPU unit for safety control logic |
| SCP451-51 | Main controller processor module | 123 × 122 × 100 | 1.2 | Redundant safety logic coordination |
| SCP451-DI | Digital input module | 123 × 122 × 100 | 1.3 | Handles discrete input signals |
| SCP451-DO | Digital output module | 123 × 122 × 100 | 1.4 | Switches discrete outputs |
| SCP451-AI | Analog input module | 123 × 122 × 100 | 1.6 | Acquires analog sensor inputs |
🔝 Other Popular Yokogawa Modules
| Model | Function / Description | Dimensions (mm) | Weight (kg) | Notes |
|---|---|---|---|---|
| ADV151-P00 | Digital output module for DCS systems | 123 × 122 × 100 | 0.9 | Standard digital output interface |
| CP701 | Field control station CPU | 200 × 100 × 50 | 1.7 | DCS central controller |
| VI702 | Vnet/IP communication interface module | 110 × 90 × 40 | 0.6 | Enables high-speed network comms |
| EC401-51 | Expansion coupler for I/O modules | 123 × 122 × 100 | 1.1 | Provides bus extension functionality |
| ANB10D-420 | Remote I/O network node | 150 × 100 × 80 | 1.2 | Distributed I/O for remote control |
❓ FAQ (10 Questions & Answers)
Q1: What kind of signals can SCP451-53 output?
A1: It supports 0–20 mA, 4–20 mA current loops, as well as 0–10 V and 1–5 V voltage signals.
Q2: How many output channels are available?
A2: The module offers four fully isolated analog output channels.
Q3: Is the SCP451-53 certified for use in safety systems?
A3: Yes, it is SIL-3 certified, making it suitable for use in safety instrumented systems.
Q4: Can each channel be configured independently?
A4: Yes, each output channel can be set to different signal ranges based on the application.
Q5: What kind of diagnostics are included?
A5: The module features self-checking, output verification, and error reporting for each channel.
Q6: Can this module operate in harsh environments?
A6: Yes, it tolerates high vibration, shock, wide temperature ranges, and high humidity.
Q7: What kind of isolation does it provide?
A7: It provides 500 Vrms isolation between outputs and system ground for safety and noise immunity.
Q8: How is it mounted in the system?
A8: It is mounted into a ProSafe-RS rack using a backplane connector.
Q9: Is the module hot-swappable?
A9: No, replacement must be done with the system in maintenance mode to maintain safety compliance.
Q10: Where is this module commonly used?
A10: It is used in oil and gas, chemical plants, power generation facilities, and any process environment requiring high-reliability analog control outputs.
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All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
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Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
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24-hour after-sales service guarantee team, professional and standardized management service system.