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Allen-Bradley 1770-HT1 Communications Controller

Allen-Bradley 1770-HT1 Communications Controller

  • Manufacturer: Allen-Bradley

  • Product No.: 1770-HT1

  • Condition:1000 in stock

  • Product Type: Communications Controller

  • Product Origin: USA

  • Payment: T/T, Western Union

  • Weight: 800g

  • Shipping port: Xiamen

  • Warranty: 12 months

  • 24/7 Support
  • 30-Day Returns
  • Fast Shipping

Allen-Bradley 1770-HT1 Communications Controller

The Allen-Bradley 1770-HT1 is a communications controller designed to interface with RS-232 and Remote I/O (RIO) networks. It supports multiple baud rates and uses Allen-Bradley DF1 and RIO protocols, making it ideal for industrial automation and control systems.


Key Specifications

RS-232 Interface

  • Start Bits: 1
  • Data Bits: 8
  • Parity: None, Even, Odd
  • Stop Bits: 1
  • Baud Rates: 300, 600, 1200, 2400, 4800, 9600, 19200
  • Connector: DB-25P (male)
  • Output: RS-232C
  • Protocol: Allen-Bradley DF1

Remote I/O (RIO) Interface

  • Baud Rates: 57,600 / 115,200 / 230,400 bps
  • Rack Size: 1/4 rack
  • Connector: Phoenix COMBICON header and plug (3-position)
  • Cable Type: Shielded twisted-pair (“blue hose” - Belden 9463)
  • Cable Length:
    • 10,000 ft (3,048 m) @ 57.6 kbaud
    • 5,000 ft (1,524 m) @ 115.2 kbaud
    • 2,500 ft (762 m) @ 230.4 kbaud
  • Termination: 150 or 82-ohm resistors (based on baud rate)
  • Protocol: Allen-Bradley RIO

Electrical Specifications

  • DC Input Voltage: 24V DC ±1% (600 mA max load)
  • Fuse: UL 198G and CSA 22.2, No. 59, 5mm x 20mm, 1A, 250V, fast acting
  • Connector: Phoenix COMBICON header and plug (3-position, 12-24 AWG)
  • Power Consumption: 4.8W max

Physical & Environmental

  • Dimensions: 4.3” (10.9 cm) W x 14.0” (35.6 cm) L x 2.7” (6.9 cm) H
  • Weight: 1.8 lb (0.8 kg)
  • Mounting: DIN Rail (EN 50 022 / EN 50 035)
  • Operating Temperature: 0°C to 60°C (32°F to 140°F)
  • Storage Temperature: -40°C to 60°C (-40°F to 140°F)
  • Operating Humidity: 5% to 95% (non-condensing)
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Product Description

Allen-Bradley 1770-HT1 Communications Controller

The Allen-Bradley 1770-HT1 is a communications controller designed to interface with RS-232 and Remote I/O (RIO) networks. It supports multiple baud rates and uses Allen-Bradley DF1 and RIO protocols, making it ideal for industrial automation and control systems.


Key Specifications

RS-232 Interface

  • Start Bits: 1
  • Data Bits: 8
  • Parity: None, Even, Odd
  • Stop Bits: 1
  • Baud Rates: 300, 600, 1200, 2400, 4800, 9600, 19200
  • Connector: DB-25P (male)
  • Output: RS-232C
  • Protocol: Allen-Bradley DF1

Remote I/O (RIO) Interface

  • Baud Rates: 57,600 / 115,200 / 230,400 bps
  • Rack Size: 1/4 rack
  • Connector: Phoenix COMBICON header and plug (3-position)
  • Cable Type: Shielded twisted-pair (“blue hose” - Belden 9463)
  • Cable Length:
    • 10,000 ft (3,048 m) @ 57.6 kbaud
    • 5,000 ft (1,524 m) @ 115.2 kbaud
    • 2,500 ft (762 m) @ 230.4 kbaud
  • Termination: 150 or 82-ohm resistors (based on baud rate)
  • Protocol: Allen-Bradley RIO

Electrical Specifications

  • DC Input Voltage: 24V DC ±1% (600 mA max load)
  • Fuse: UL 198G and CSA 22.2, No. 59, 5mm x 20mm, 1A, 250V, fast acting
  • Connector: Phoenix COMBICON header and plug (3-position, 12-24 AWG)
  • Power Consumption: 4.8W max

Physical & Environmental

  • Dimensions: 4.3” (10.9 cm) W x 14.0” (35.6 cm) L x 2.7” (6.9 cm) H
  • Weight: 1.8 lb (0.8 kg)
  • Mounting: DIN Rail (EN 50 022 / EN 50 035)
  • Operating Temperature: 0°C to 60°C (32°F to 140°F)
  • Storage Temperature: -40°C to 60°C (-40°F to 140°F)
  • Operating Humidity: 5% to 95% (non-condensing)

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