Bailey ABB 0.25A E93-911 NTAM01 NAMM03#2 Term Module Analog Master 6637054A1

The Bailey ABB NTAM01 Analog Master Termination Unit (Part Number: 6637054A1) is an essential component designed to facilitate seamless communication between redundant IMAMM03 Analog Master Modules, particularly when integrating thermocouple slave modules or connecting to digital indicator stations.

Key Features

• Redundant Module Communication: Enables effective interaction between primary and redundant IMAMM03 Analog Master Modules, ensuring system reliability.
• Thermocouple Integration: Supports up to four NTAI02 units, allowing for comprehensive thermocouple input management.
• Digital Indicator Connectivity: Accommodates connections to up to four NDIS01 Digital Indicator Stations, enhancing system monitoring capabilities.
• Signal Transmission: Facilitates the passage of cold junction temperature compensation and internal calibration signals between the IMAMM03 modules and IMASM02 Thermocouple and Millivolt Slave Modules.

Technical Specifications

• Power Requirements:
  • +24 VDC
  • 325 mA per NDIS01 station (up to 4 stations)
  • 10 mA per IMASM02 module (up to 8 modules)
  • 17 mA per NTAM01 unit
• Mounting: Designed for installation in the NFTP01 Field Termination Panel.
• Environmental Conditions:
  • Ambient Temperature: 0° to 70°C (32° to 158°F)
  • Relative Humidity: 5% to 90% ±5% up to 55°C (131°F) (non-condensing); 5% to 40% ±5% up to 70°C (158°F) (non-condensing)
  • Atmospheric Pressure: Sea level to 3 km (1.86 mi)
  • Air Quality: Non-corrosive environment recommended

Cable Installation

The NTAM01 unit is equipped with four cable connectors (P1 through P4) for interfacing with various system components:

• P2 Connector: Connects to the primary IMAMM03 module using NKTU01 and NKTU11 cables.
• P3 Connector: Connects to the redundant IMAMM03 module (if utilized) using NKTU01 and NKTU11 cables.
• P1 Connector: Interconnects up to four NTAI02 units via NKAI01 and NKAI11 cables.
• P4 Connector: Links to NDIS01 Digital Indicator Stations using NKDS01 and NKDS11 cables.

The NTAM01 Analog Master Termination Unit is a critical component for ensuring efficient and reliable communication within ABB’s control systems, particularly when managing redundant analog master modules and integrating thermocouple inputs.