1771-OBD/C | Allen-Bradley | Output Module 1771-OBD
Overview
The 1771-OBD/C is a 16-channel, non-isolated output module from the Allen-Bradley 1771 series, designed for energizing DC-powered electrical loads in applications such as PLC5 systems. It offers a voltage range of 10-60 VDC, with a nominal output of 48 VDC.
Key Specifications
- Number of Outputs: 16
- Operating Voltage Range: 10-60 VDC
- Nominal Output Voltage: 48 VDC
- Output Current Rating (per channel): 2A (resistive)
- Max Continuous Current (per module): 8A
-
Maximum Surge Current:
- 4A per output (10 ms, repeatable every 2s)
- 25A per output (10 ms, repeatable every 2s)
- Minimum Load Current: 2.5 mA
- On-State Voltage Drop: 1.5V DC
- Off-State Leakage Current: 0.5 mA
- Power Dissipation: 15.6 Watts
- Thermal Dissipation: 53.3 BTU/hr
- Backplane Current: 400 mA
- Signal Delay (Off to On): 0.1 ms
- Signal Delay (On to Off): 0.2 ms
Wiring and Mounting
- Field Wiring Arms: 1771-WH, 1771-WHF, 1771-WHFB
- Wiring Arm Screw Torque: 7-9 inch-pounds
- Compatible Chassis: 1771-A1B through 1771-A4B (excluding 1771-A4)
- Wire Size: 0.34-2.5 mm² (22-14 AWG)
- Keying: Between pins 10-12 and 22-24
- Wire Insulation Rating: 120°C (248°F) or higher
Environmental Conditions
- Operating Temperature: 0 to 60°C (32 to 140°F)
- Storage Temperature: -40 to 85°C (-40 to 185°F)
- Relative Humidity: 5% to 95% (non-condensing)
- Operating Shock: 30 G (3 pulses at 11 ms)
- Non-Operating Shock: 50 G (3 pulses at 11 ms)
- ESD Immunity: 4 kV contact, 8 kV air
Additional Information
- Data Format: BDC or Natural Binary
- Conformal Coating: Yes
- Mounting: Rack mountable
- Module Type: Discrete output module
- Brand: Allen-Bradley
- Manufacturer: Rockwell Automation
1771-OBD/C | Allen-Bradley | Output Module 1771-OBD
1771-OBD/C | Allen-Bradley | Output Module 1771-OBD
Overview
The 1771-OBD/C is a 16-channel, non-isolated output module from the Allen-Bradley 1771 series, designed for energizing DC-powered electrical loads in applications such as PLC5 systems. It offers a voltage range of 10-60 VDC, with a nominal output of 48 VDC.
Key Specifications
- Number of Outputs: 16
- Operating Voltage Range: 10-60 VDC
- Nominal Output Voltage: 48 VDC
- Output Current Rating (per channel): 2A (resistive)
- Max Continuous Current (per module): 8A
-
Maximum Surge Current:
- 4A per output (10 ms, repeatable every 2s)
- 25A per output (10 ms, repeatable every 2s)
- Minimum Load Current: 2.5 mA
- On-State Voltage Drop: 1.5V DC
- Off-State Leakage Current: 0.5 mA
- Power Dissipation: 15.6 Watts
- Thermal Dissipation: 53.3 BTU/hr
- Backplane Current: 400 mA
- Signal Delay (Off to On): 0.1 ms
- Signal Delay (On to Off): 0.2 ms
Wiring and Mounting
- Field Wiring Arms: 1771-WH, 1771-WHF, 1771-WHFB
- Wiring Arm Screw Torque: 7-9 inch-pounds
- Compatible Chassis: 1771-A1B through 1771-A4B (excluding 1771-A4)
- Wire Size: 0.34-2.5 mm² (22-14 AWG)
- Keying: Between pins 10-12 and 22-24
- Wire Insulation Rating: 120°C (248°F) or higher
Environmental Conditions
- Operating Temperature: 0 to 60°C (32 to 140°F)
- Storage Temperature: -40 to 85°C (-40 to 185°F)
- Relative Humidity: 5% to 95% (non-condensing)
- Operating Shock: 30 G (3 pulses at 11 ms)
- Non-Operating Shock: 50 G (3 pulses at 11 ms)
- ESD Immunity: 4 kV contact, 8 kV air
Additional Information
- Data Format: BDC or Natural Binary
- Conformal Coating: Yes
- Mounting: Rack mountable
- Module Type: Discrete output module
- Brand: Allen-Bradley
- Manufacturer: Rockwell Automation