Products Description
The Yokogawa SDV521-S63 Digital Output Module is an advanced control component engineered to meet the rigorous demands of modern industrial automation and safety systems. It forms a critical part of Yokogawa's highly regarded ProSafe-RS Safety Instrumented System (SIS), known globally for its exceptional reliability, functional safety, and seamless integration in large-scale process industries.Designed to deliver digital output signals to a wide range of field devices-such as solenoid valves, alarms, relays, motor starters, and interlock systems-the SDV521-S63 ensures high-speed, accurate signal transmission, even in the most demanding operating environments. It's engineered with a transistor (sinking) output configuration, offering stable switching characteristics and minimal wear over time.
Technical specifications:
Model Number: SDV521-S63
Number of outputs 4-channel, module isolation
Output voltage 24 V DC
Output voltage drop 1 V maximum
External power supply rating 24 V DC, 10 A minimum
External power supply 24 V DC +20 %/–10 %
Maximum leak current at output offstatus 1.6 mA
Output format Current source
Maximum load current 2 A/output line
Minimum load current 100 mA
Load resistance range 12 to 240 Ω)
Maximum lamp load (*1)1 A/output line
Key Features:
- High Reliability: Built to perform consistently in demanding industrial environments.
- Fast Response Time: Ensures timely control actions, crucial for real-time applications.
- Robust Isolation: Provides module-level isolation, protecting against electrical interference and enhancing system stability.
- Compact Design: Its dimensions allow for efficient use of space within control panels.
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FAQ:
Frequently Asked Questions (FAQ)
Q1: What is the maximum load current per channel?
A1: Each channel supports up to 2 A, with a total output limit of 8 A.
Q2: Can the module drive filament lamps?
A2: Yes, each output supports up to 1 A for lamp loads and can tolerate inrush currents up to 10 times.
Q3: What is the output voltage?
A3: The module provides 24 V DC output with a voltage drop not exceeding 1 V.
Q4: What is the minimum required load current?
A4: The minimum load current per channel is 100 mA.
Q5: What are the physical dimensions and weight of the module?
A5: It measures 130 x 32.8 x 125.5 mm and weighs approximately 0.36 kg.
Q6: What are the power supply requirements?
A6: The external power supply must be 24 V DC (+20% / -10%) with a minimum current capacity of 8.2 A.
Q7: Is there leakage current when the output is off?
A7: Yes, the maximum leakage current is 1.6 mA.
Q8: Does the module offer channel isolation?
A8: Yes, the SDV521-S63 provides full channel-to-channel and channel-to-system isolation.
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