Allen‑Bradley 1794-TB3 – Terminal Base Unit

Specifications

• Compatible Modules: 1794 series digital input/output, analog, relay modules
• Terminal Count: 18 screw terminals
• Wire Range: 14–22 AWG solid/stranded copper wire
• Rated Current per Terminal: 10 A max
• Operating Voltage: Up to 125 VAC / 24 VDC industrial signals
• Mounting: Standard 35 mm DIN rail
• Backplane Connection: Plug-in interface for FLEX I/O modules
• Operating Temperature: 0 °C to +60 °C
• Humidity: 5%–95% RH, non-condensing
• Dimensions: 134 × 40 × 87 mm
• Weight: Approx. 0.12 kg
• Certifications: UL/cULus, CE

Key Features

• Screw-type terminal blocks for secure field wiring connection
• Supports hot-swapping of FLEX I/O modules without disconnecting field cables
• Standard base housing matching all 1794 FLEX I/O module dimensions
• Clear terminal number marking for fast wiring and troubleshooting
• Compact DIN rail mounting to save cabinet installation space
• Works with 1794-AENTR and all FLEX I/O adapters for distributed remote I/O

Applications

• Field wiring termination for FLEX digital input/output and analog modules
• Distributed remote I/O stations in packaging, automotive, material handling equipment
• General industrial automation signal wiring interface