Allen-Bradley | ControlLogix 16 Point D/O Module 1756-OB16E

Overview

The Allen-Bradley 1756-OB16E is a ControlLogix digital output module, offering 16 electronically fused output channels. Each output is capable of handling 1 A at 60°C, with a module-wide total rating of 8 A. This versatile module operates within a voltage range of 10-31.2 VDC, making it ideal for controlling 24V DC-rated devices like solenoids, relays, and pilot lamps.

Key Features:

• 16 DC Output Channels: Divided into two groups of 8, each fused electronically for reliability.
• Voltage Range: 10-31.2 VDC, nominal 24VDC.
• Max Current per Point: 1 A at 60°C.
• Max Current per Module: 8 A at 60°C.
• Surge Current Rating: 2 A for 10 ms per point.
• Output Delay: 70 µs (OFF to ON), 360 µs (ON to OFF).
• Thermal Dissipation: 13.98 BTU/hr @ 60°C.

Technical Specifications:

• Brand: Allen-Bradley
• Model: 1756-OB16E
• Series: ControlLogix
• Type: Digital DC Output Module
• Operating Voltage Range: 10-31.2 VDC
• Nominal Output Voltage: 24 VDC
• Power Dissipation: 4.1 W at 60°C (140°F)
• Backplane Power Requirement: 1.32 W total
• Module Slot Width: 1 slot
• Removable Terminal Blocks: 1756-TBNH, 1756-TBSH
• Enclosure: None

FAQs:

• Q1: What is the maximum output current per point?
  A1: 1 Amp at 60°C (140°F) per channel.
• Q2: Can this module be used with any 1756 ControlLogix chassis?
  A2: Yes, it is compatible with 1756-A4, A17, A10, A13, and A17 chassis.
• Q3: What is the backplane current draw?
  A3: 250 milliamps at 5.1 Volts and 2 milliamps at 24 Volts.

Check official datasheet for more detailed information: ControlLogix and GuardLogix Controllers