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The ABB SDCS-PIN-3B (3ADT315200R1001) is a Pulse Interface Module designed for use within ABB’s DCS 500 and DCS 600 DC drive control systems. It serves as a vital communication bridge between the feedback devices — such as encoders, tachometers, or pulse generators — and the main drive control board.
This module’s role is to receive, process, and condition pulse signals from external sensors, ensuring accurate motor speed and position feedback. The processed signals are then transmitted to the drive’s control electronics for precise closed-loop control.
The SDCS-PIN-3B is an advanced version of the SDCS-PIN-3A, featuring improved internal circuitry, better signal stability, enhanced EMC immunity, and optimized thermal design for extended reliability. With its robust structure and high accuracy, it is ideal for demanding industrial environments where control precision and system uptime are critical.
| Parameter | Specification |
|---|---|
| Model | SDCS-PIN-3B (3ADT315200R1001) |
| Product Type | Pulse Interface Module |
| Function | Conversion of encoder/tachometer signals to drive-readable pulses |
| Supported Input Types | Encoder / Tachometer / Pulse Generator |
| Supported Encoder Standards | TTL, HTL, RS-422 differential |
| Input Frequency Range | 0 – 500 kHz |
| Output Signal | Pulse feedback to converter control board |
| Supply Voltage | 24 V DC (±10%) |
| Electrical Isolation | Galvanic isolation between input, output, and logic |
| Power Consumption | Approx. 2.5 W |
| Diagnostic Indication | LED indicators for signal and status |
| Mounting Type | Plug-in module (rack-mounted) |
| Communication Interface | Internal bus to DCS control system |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –40 °C to +70 °C |
| Relative Humidity | 5% – 95% (non-condensing) |
| Protection | Reverse polarity, surge, and short-circuit protection |
| Dimensions (L × W × H) | 115 × 65 × 22 mm |
| Weight | 0.29 kg |
| Compliance | CE, RoHS compliant |
| Typical Lifetime | More than 10 years under continuous operation |
The SDCS-PIN-3B pulse interface module is a precision-engineered component that ensures accurate signal conversion and system stability for ABB’s DCS control systems. It captures pulse data from encoder feedback devices and converts it into signals compatible with the drive’s control logic.
By offering fast signal processing, noise-resistant design, and complete electrical isolation, the SDCS-PIN-3B guarantees smooth communication between the motor and the drive. This translates into stable operation, improved speed control, and minimized error during high-speed or high-load applications.
The module’s design emphasizes reliability, simplicity, and performance consistency. It uses high-quality industrial-grade components capable of enduring long-term operation in harsh environments. Its plug-in architecture simplifies both installation and maintenance, allowing for quick replacement without complex configuration.
Steel and Metal Processing Plants – Ensures accurate motor speed synchronization in rolling mills.
Pulp and Paper Industry – Provides precise roller speed control for uniform tension and sheet quality.
Textile Manufacturing – Maintains consistent spindle and winding speed for fabric uniformity.
Cranes and Hoists – Offers reliable position and speed feedback for safe, smooth lifting operations.
Marine and Offshore Drives – Enables stable propulsion control under variable loads.
Automated Production Systems – Used in feedback loops for precision control and process automation.
Exceptional Signal Accuracy: Provides high-precision feedback for superior motor control performance.
Enhanced EMC Resistance: Optimized filtering for immunity to electrical noise in industrial environments.
Robust Galvanic Isolation: Protects control circuits from electrical disturbances and ensures stable signal integrity.
Compact Plug-in Design: Simplifies installation and replacement with minimum downtime.
Extended Lifetime: Built for continuous industrial service with minimal maintenance.
High Compatibility: Supports multiple encoder signal standards, suitable for a wide range of applications.
Stable and Fast Response: Rapid signal processing ensures consistent real-time feedback.
Reduced Maintenance Costs: Durable design and modularity minimize the need for frequent servicing.
Brand: ABB
Series: DCS Drive Control Series (DCS 500 / DCS 600 Drive Systems)
| Model | Product Type | Main Function | Supply Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| SDCS-PIN-3A | Pulse Interface Module | Encoder interface with enhanced filtering | 24 V DC | 115 × 65 × 22 | 0.28 |
| SDCS-PIN-3 | Pulse Interface Module | Standard pulse interface for DCS drives | 24 V DC | 115 × 65 × 22 | 0.27 |
| SDCS-PIN-21 | Pulse Interface Module | Encoder interface for single-channel input | 24 V DC | 110 × 65 × 22 | 0.25 |
| SDCS-PIN-22 | Pulse Interface Module | Dual encoder channel input version | 24 V DC | 110 × 65 × 22 | 0.26 |
| SDCS-IOB-23 | I/O Expansion Module | Provides additional analog/digital I/O | 24 V DC | 150 × 100 × 25 | 0.38 |
| Model | Product Type | Application | Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| ACS580-01-046A-4 | AC Drive | General-purpose speed control | 400 V AC | 370 × 203 × 200 | 8.2 |
| DCS800-S02-0050-05 | DC Drive | Heavy-duty DC motor drive control | 500 V DC | 425 × 270 × 190 | 12.5 |
| ACS880-01-145A-3 | Industrial Drive | High-precision torque and process control | 400 V AC | 540 × 270 × 245 | 15.0 |
| ACS355-03E-07A3-4 | Compact Drive | Automation and light industrial systems | 400 V AC | 125 × 70 × 130 | 1.2 |
| ACS150-03E-02A4-4 | Micro Drive | Small motor and fan control | 400 V AC | 98 × 70 × 120 | 1.0 |
Q1: What is the primary function of the SDCS-PIN-3B module?
A1: It converts encoder or tachometer feedback signals into clean, isolated pulse signals readable by the drive’s control unit.
Q2: What drives are compatible with the SDCS-PIN-3B?
A2: It is primarily used in ABB DCS 500 and DCS 600 series DC drive systems.
Q3: How does it differ from the SDCS-PIN-3A?
A3: The SDCS-PIN-3B includes upgraded isolation components, higher noise resistance, and improved response time.
Q4: What is the input voltage range?
A4: 24 V DC (±10%) with low power consumption.
Q5: What kind of encoder signals does it support?
A5: TTL, HTL, and RS-422 differential encoder standards.
Q6: Does it require frequent maintenance?
A6: No, it’s a low-maintenance module designed for long-term continuous operation.
Q7: Is the module plug-and-play?
A7: Yes, it’s designed for easy installation and direct compatibility with DCS drive racks.
Q8: Can it handle high-frequency signals?
A8: Yes, up to 500 kHz without signal degradation.
Q9: What protection features are included?
A9: Reverse polarity, surge, and short-circuit protection are built in.
Q10: What is the expected service life?
A10: Typically more than 10 years under normal operating conditions.
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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.