ABB

• Processor: High-performance microprocessor for fast data processing and real-time control.
• Input/Output Interfaces:
  • Multiple digital and analog input/output channels for connecting sensors, actuators, and other external devices.
  • Supports both voltage and current signal inputs/outputs for compatibility with different sensor types.

Technical Specifications

• Input Performance
  • Input Channels: 8 channels
  • Input Signal Types: 0...20mA, 4...20mA DC (unipolar single-ended input)
  • Resolution: 12 bits
  • Input Impedance: 230 - 275 kΩ (current input includes PTC)
  • Linear Measurement Range: 0 - 120% of the nominal input
  • Overload Capacity: For HART input, 30 times the nominal input, continuous for 5 seconds; for wiring input, 10 times the nominal input, continuous for 5 seconds
  • Below/Above Range: 0% / +15%
  • Error: 0.1%
  • Temperature Drift: Typical value 50 ppm/°C, maximum value 80 ppm/°C
  • Input Filter (0 - 90% rise time): 180 ms
  • Update Cycle Time: 1 ms
  • Field Cable Length: 600 meters (656 yards)
  • Input Voltage (No Damage): 30 V DC

• Input/Output Signals:
  • Accepts voltage and current signals from voltage transformers (VTs) and current transformers (CTs) for real-time monitoring of electrical parameters.
  • Provides digital and analog output signals for control and status indication, including synchronization readiness, phase match, and fault alerts.
• Measurement Accuracy:
  • High-precision measurement of voltage (±0.1% accuracy), frequency (±0.01 Hz resolution), and phase angle (±0.1° precision) for reliable synchronization decisions.

• Switch Type: Mechanical limit switch with positive opening mechanism for enhanced safety and reliability in critical operations.
• Actuation Method: Available with various actuator types including roller lever, plunger, and forked lever configurations to suit different mechanical interface requirements.
• Electrical Rating: Rated for standard industrial loads with maximum voltage and current specifications typically up to 250 VAC and 10 A resistive load, suitable for control circuit applications.
• Contact Configuration: Offers multiple contact arrangements such as normally open (NO), normally closed (NC), or changeover (CO) contacts, enabling flexible wiring for diverse control logic needs.

Technical Specifications

• Hardware parameters
  • Processor: ARM Cortex-A9 single-core processor with a main frequency of 1GHz
  • Memory: 512MB DDR3 RAM + 512MB DDR3 flash
  • Input/output: 16 digital input channels, 16 digital output channels, 2 analog input channels and 2 analog output channels
  • Communication interface: 2 Ethernet ports, 1 RS232 serial port, 1 RS485 serial port
• Electrical parameters
  • Operating voltage: 24VDC or 220V
  • Output frequency: 50kHz or 100Hz
  • Processing speed: 550μs
• Mechanical parameters
  • Dimensions: 243.84mm×73.66mm×170.18mm, 91.44mm×243.84mm×203.2mm, 200mm×100mm×240mm (different specifications)
  • Weight: 0.4kg, 0.77kg, 2.5kg, 5kg (different specifications)
• Environmental parameters
  • Operating temperature: -20°C to +60°C or -20°C to +70°C
  • Protection level: IP65
• Other parameters
  • Certifications: CE, ROHS, UL, IECEx
  • Compatibility: Connects to the right side of CTB811

Technical Specifications

• Basic parameters
  • Product model: ABB MC91 HESG440588R4 (main control)/HESG112714/B (counting module)
  • Manufacturer: ABB
  • Product type: Programmable controller + high-speed counting module
  • CPU type: 32-bit high-performance processor
  • Program storage: 512KB Flash
  • Data storage: 256KB RAM
• Electrical parameters
  • Power supply voltage: 24VDC±15%
  • Power consumption: About 15W (the whole system)
  • Digital input: 16 points (24VDC, sink/source type optional)
  • Digital output: 16 points (transistor, 24VDC, 0.5A)
  • High-speed counting: HESG112714/B: 2 channels, 500kHz, A/B phase quadrature
  • Communication interface: CANopen, RS485 (Modbus RTU)
• Environmental parameters
  • Operating temperature: 0°C to 55°C
  • Relative humidity: 5% to 95% RH (non-condensing)
• Mechanical parameters
  • Installation method: Standard 35mm DIN rail
  • Protection level: IP20