1. General Information

• Model: DSAX452

• Part Number: 5712289‑A

• Type: Remote I/O Basic Unit (Analog I/O Module)

• Series: ABB Advant / S400 I/O

• Function: Analog signal acquisition and control for process automation

2. Analog Inputs (AI)

• Quantity: 14 differential channels

• Resolution: 12‑bit

• Signal Ranges:

  • Voltage: 0 to ±10 V DC

  • Current: 0 to ±20 mA DC

• Input Impedance: ≥1 MΩ (voltage); ≤250 Ω (current)

• Isolation: Channel‑to‑ground, 500 V AC

3. Analog Outputs (AO)

• Quantity: 6 channels

• Resolution: 10‑bit

• Signal Ranges:

  • Voltage: 0 to +10 V DC

  • Current: 0 to +20 mA DC

• Load Capacity:

  • Voltage: ≥2 kΩ

  • Current: ≤500 Ω

• Isolation: Channel‑to‑ground, 500 V AC

4. Power Supply

• Supply Voltage: 24 V DC ±20%

• Power Consumption: Approx. 15 W

• Protection: Overvoltage, reverse polarity, short‑circuit

5. Communication

• Interface: ABB proprietary remote I/O bus

• Protocol: Advant Master / S400 I/O compatible

• Data Rate: Up to 1 Mbps

6. Environmental & Mechanical

• Operating Temperature: -20°C to +60°C

• Storage Temperature: -40°C to +85°C

• Relative Humidity: 5%–95% RH, non‑condensing

• Protection Class: IP20

• Dimensions (W × H × D): 350 × 25 × 255 mm

• Weight: Approx. 2.1 kg

• Mounting: Standard ABB rack / DIN rail

7. Key Features

• 14‑channel differential analog input, 12‑bit high precision

• 6‑channel analog output, 10‑bit resolution

• Galvanic isolation between channels and ground

• Rugged design for harsh industrial environments

• High accuracy and long‑term stability

• Easy configuration and integration with ABB DCS/PLC systems

8. Applications

• Process industries (power, chemical, oil & gas)

• Pulp & paper, metals, water treatment

• Analog signal monitoring and control (temperature, pressure, flow, level)

• Closed‑loop process control systems