1. General Information

• Model: CMA132

• Part Number: 3DDE300412

• Product Type: Universal Analog Input/Output & Relay Terminal Board

• Series: Synpol D / Advant DCS / 800xA (Marine & Power)

• Manufacturer: ABB

• Application: Generator control & protection, process control, signal conditioning, DCS/PLC I/O interface

2. Processor & Memory

• Processor: 32-bit RISC with floating-point math

• Flash Memory: 2 MB (program/data)

• RAM: 512 KB (data retention)

• Backup: On-board lithium battery (RTC & memory)

3. Power Supply

• Input Voltage: 24 VDC (±10%) or 100–240 VAC (dual range)

• Power Consumption: ≤ 12 W (typical 8 W)

• Isolation: 1500 VAC (channel-to-power)

• Redundancy: Dual 24 VDC input supported

4. I/O Configuration

• Universal Analog Inputs (AI): 4 channels, 16-bit resolution

  • Signal types: Thermocouple (J/K/T/E/R/S/B/N), RTD (Pt100/Pt1000/Ni100/Cu10), 0–20 mA, 4–20 mA, 0–10 V, potentiometer

  • Ranges: TC (-200 °C to +1800 °C), RTD (-200 °C to +800 °C), mV (-10 to +10 V), mA (4–20 mA), V (0–10 V)

• Analog Outputs (AO): 2 channels (0–10 V / 4–20 mA), 12-bit resolution

• Digital Outputs (DO): 4 × transistor (24 VDC / 0.5 A) + 8 × relay (SPST, 250 VAC / 5 A)

• Digital Inputs (DI): 16 × 24 VDC, sink/source selectable

5. Communication Interfaces

• Standard: Modbus RTU (RS-485), HART

• Optional: PROFIBUS DP (module), Ethernet (Modbus TCP)

• Baud Rates: 9.6k / 19.2k / 38.4k / 57.6k / 115.2 kbps

• Protocols: Modbus RTU/TCP, HART, PROFIBUS DP

6. Environmental

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

• Storage Temperature: -40 °C to +85 °C

• Humidity: 5%–95% RH, non-condensing

• Protection Class: IP20 (EN 60529)

• Certifications: CE, UL, RoHS, marine type approval

7. Mechanical

• Dimensions (W×H×D): 230 × 160 × 60 mm (9.1” × 6.3” × 2.4”)

• Weight: 1.2 kg (2.65 lbs)

• Mounting: Panel mount or DIN rail (EN 60715)

• Housing: Flame-retardant industrial plastic (UL94 V-0)

8. Key Features

• 4-channel universal analog input (TC/RTD/mA/V)

• 2 analog outputs + 12 digital outputs (transistor + relay)

• High isolation (1500 VAC) for harsh environments

• Multi-protocol communication (Modbus, HART, PROFIBUS)

• On-board diagnostics & LED status indicators

• Designed for generator control/protection & power automation