Product Short Description
Product Introduction
The ABB DSAO120AK01 (3BSE020419R1) is a complete analog output kit designed for the ABB Advant OCS and AC460 control systems. It converts digital control data into stable analog signals to drive valves, actuators, positioners, recorders, and other industrial field devices. The kit includes the DSAO120A analog output board, connection components, and cabling for full installation. It features galvanic isolation, software configurability, fast response, and comprehensive diagnostics, delivering reliable performance in process automation, power, oil and gas, and manufacturing systems.
Description
Technical Specifications
Output Configuration
- Number of Output Channels: 8 independent analog outputs
- Resolution: 12 bits
- Output Signal Types:
- Voltage: ±10 V, 0–10 V
- Current: 0–20 mA, 4–20 mA
- Accuracy: ±0.1% of full scale
- Response Time: ≤ 5 ms
- Output Impedance:
- Voltage: ≤ 1 Ω
- Current: ≥ 1 MΩ
- Max Load for Current: 500 Ω
- Max Load for Voltage: 2 kΩ
Isolation & Protection
- Isolation: Galvanic isolation between channels and backplane
- Dielectric Test Voltage: 1500 V AC
- Common‑Mode Voltage: 250 V AC
- Overvoltage Protection: ±30 V DC
- EMC Compliance: IEC 61000‑6‑2, IEC 61000‑6‑4
- Overvoltage Category: II
- Pollution Degree: 2
Power Specifications
- Supply Voltage: 24 V DC (from backplane)
- Power Consumption: ≤ 3 W
- Backplane Current: ≤ 125 mA
Physical & Mechanical Data
- Dimensions: 225 mm × 22.5 mm × 324 mm
- Weight: Approx. 0.46 kg
- Mounting: Rack‑mount for Advant OCS
- Terminals: Spring‑clamp or screw terminals
- Ingress Protection: IP20
- LED Indicators: Run, Fault, Channel Status
Environmental Ratings
- Operating Temperature: 0 °C to +60 °C
- Storage Temperature: -40 °C to +85 °C
- Relative Humidity: 5%–95% non‑condensing
- Corrosion Protection: ISA‑S71.04 G3
- Vibration/Shock: IEC 61131‑2 compliant
Certifications & Compliance
- Safety: CE, UL 61010‑1, CSA C22.2 No. 61010‑1
- EMC: IEC 61000‑6‑2, IEC 61000‑6‑4
- RoHS: Exempt for industrial control equipment
- WEEE: Compliant
Functional Features
- 8‑Channel Flexible Output: Supports voltage and current signals for broad device compatibility
- 12‑Bit High Resolution: Ensures precise control for critical process loops
- Full Galvanic Isolation: Eliminates ground loops and electrical interference
- Software Configurable: No hardware jumpers; ranges set via Control Builder
- Fast Response Time: Supports real‑time closed‑loop control
- Comprehensive Diagnostics: Detects short circuits, open loops, and module faults
- LED Status Indicators: Instant visual feedback for operation and errors
- Complete Kit: Includes main board, cables, and termination components
- Robust Industrial Design: G3 corrosion resistance for harsh environments
- Redundancy Support: Works with redundant controller systems
- Long‑Term Stability: Maintains accuracy across temperature and time
Application Scenarios
- Oil & Gas: Wellhead control, pipelines, refineries, and storage terminals
- Power Generation: Boiler control, turbine regulation, thermal and hydro plants
- Chemical & Petrochemical: Reactor control, flow regulation, and batch processes
- Water & Wastewater: Valve actuation, pump control, and treatment systems
- Pulp & Paper: Dosing, drying, and machine speed control
- Metals & Mining: Furnace control, material handling, and processing
- Pharmaceutical & Food: Sterile process control and parameter regulation
- Manufacturing Automation: Assembly lines, packaging, and machine control
- System Retrofits: Legacy Advant OCS / AC460 system modernization
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