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Product Introduction
The ABB DTCA717A 61430001-WH is a high-performance analog output module engineered for integration within ABB’s INFI 90, Symphony DCI, and Advant OCS distributed control systems. This module plays a pivotal role in translating digital process values into analog control signals used to drive actuators, valves, and other field devices. Built with precision, it offers robust output accuracy, low signal distortion, and exceptional reliability across various industrial environments. The DTCA717A helps operators implement fine-tuned process control strategies and is a trusted component in mission-critical applications.
Product Specifications
| Parameter | Details |
|---|---|
| Product Name | Analog Output Module |
| Model Number | DTCA717A |
| ABB Article Number | 61430001-WH |
| System Compatibility | INFI 90, Symphony DCI, Advant OCS |
| Output Type | Analog (Voltage or Current depending on configuration) |
| Output Channels | 8 channels (independent and isolated) |
| Output Range | 0–10 V DC / 4–20 mA configurable |
| Resolution | 12-bit |
| Accuracy | ±0.1% of full scale |
| Output Load Impedance | >500 Ohms (voltage) / <750 Ohms (current) |
| Power Supply | Supplied via system backplane |
| Signal Isolation | Galvanic isolation between channels and system bus |
| Cooling | Natural convection |
| Mounting | Rack-mounted (ABB standard chassis) |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5%–95% RH, non-condensing |
| Certifications | CE, UL, RoHS compliant |
| Dimensions (H × W × D) | 233 × 30 × 190 mm |
| Weight | 0.85 kg |
Product Applications
The DTCA717A Analog Output Module is commonly deployed in a variety of industrial control systems where precise analog signaling is required. Key application areas include:
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Power Generation Plants: For controlling turbine valves and speed regulators.
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Oil & Gas Facilities: For analog signal interfacing with pressure controllers and flow regulators.
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Chemical and Petrochemical Plants: Used for dosage control and chemical feed systems.
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Water and Wastewater Treatment: For regulating pumps and treatment processes.
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Pulp & Paper Industries: Analog output for paper thickness, speed, and moisture control.
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Metals Processing Plants: For furnace temperature modulation and roller speed control.
Product Advantages
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High Precision Analog Output
Offers fine resolution for critical applications requiring smooth and accurate signal generation. -
Galvanic Isolation for Each Channel
Ensures electrical safety, signal integrity, and protection against transient voltages or ground loops. -
Flexible Output Configuration
Supports both voltage and current output types, allowing adaptation to varied process instrumentation. -
Durable Industrial Design
Built to perform reliably under extended operating temperatures, high humidity, and vibration-prone environments. -
System Redundancy Support
Can be integrated within redundant architectures for increased fault tolerance. -
Low Maintenance Requirements
Stable output circuits reduce the need for frequent calibration or hardware replacement.
Frequently Asked Questions (FAQ)
1. What is the purpose of the DTCA717A in a control system?
It converts digital control signals into analog outputs, typically 4–20 mA or 0–10 V, used to command field actuators like control valves.
2. How many channels does the module provide?
The DTCA717A features 8 independent analog output channels.
3. Can I configure the output type per channel?
Yes, each channel can be configured for current or voltage output depending on the system setup.
4. Is the module hot-swappable?
No, the module should be powered down or isolated from the system before removal or installation.
5. Does this module require calibration?
It comes factory-calibrated. Calibration checks may be performed periodically depending on plant maintenance policies.
6. What tools are needed to configure the DTCA717A?
ABB’s engineering tools like Composer or Control Builder are commonly used to configure and assign channels.
7. Is the DTCA717A compatible with legacy ABB systems?
Yes, it supports backward compatibility with INFI 90 and Advant OCS systems.
8. Can the module operate in a redundant configuration?
Yes, it supports operation within redundant control systems when paired with suitable hardware.
9. What protections are built into the module?
It includes overvoltage, short-circuit, and isolation protection for each channel.
10. What’s the difference between DTCA717A and other analog output modules?
The DTCA717A is designed for specific ABB platforms and offers channel-level isolation and high accuracy, distinguishing it from more generic output modules.
Recommended Related Models (Same Series or Functional Family)
| Model Number | Description | Key Features |
|---|---|---|
| DTCA721A 61430001-WG | Advanced Control Module | High processing capacity |
| DTCA717B 61430001-WI | Analog Output Module Variant | Extended voltage range |
| DSTD132 57160001-UH | Analog Input Module | Multi-channel analog input support |
| DSTA180 57120001-ET | I/O Base Module | For channel termination and signal routing |
| DSTX W110 3BSC980006R113 | Digital Input Board | For discrete input integration |
| DSTD110A 57160001-TZ | Digital Output Module | For command signals to actuators |
Popular ABB Automation Modules (Same Brand)
| Model Number | Description | Application |
|---|---|---|
| PM864AK01 | AC 800M Controller | Logic control and high-speed processing |
| CI854AK01 | Communication Interface (PROFIBUS-DP) | Integration with fieldbus networks |
| AI835 | Analog Input Module (HART-enabled) | Analog signal acquisition |
| DI810 | Digital Input Module | Contact status monitoring |
| DO810 | Digital Output Module | Control of solenoids and relays |
| TU849 | I/O Terminal Unit | Wiring interface for S800 I/O modules |
