ALLEN BRADLEY 1771-OBD 1771 16 Point Digital Output Module

Outputs per Module

16

Module Location

Series B 1771 I/O chassis

Output Voltage Range

10 to 60V DC

Minimum Output Current

2.5mA per output

Maximum Output Current

2A per output  8A per module

Surge Current (Max)

4A per output for 10ms, repeatable every 2s  25A per module for 10ms, repeatable every 2s

Off-State Leakage Current (Max)

0.5mA per output @ 24V DC, 25°C

On-State Voltage Drop (Max)

0.3V at 2A

Power Rating (Max)

3W per output

Output Signal Delay

1.0ms on or off

Power Dissipation

Max: 14W  Min: 2W

Thermal Dissipation

Max: 47.8 BTU/hr  Min: 6.9 BTU/hr

Backplane Current

400mA @ 5V DC ±5%

Isolation Voltage

1500V AC RMS

Environmental Conditions

Operating Temp: 0 to 60°C (32 to 140°F)  Storage Temp: -40 to 85°C (-40 to 185°F)  Relative Humidity: 5 to 95% (without condensation)

Conductors & Wiring

14 AWG (2mm²) stranded max  Insulation: 3/64 inch (1.2mm) max

Fuse

10A, 250V rectifier fuse (1/4 x 1-1/4 inch)

Keying

Between 10 and 12  Between 22 and 24

Field Wiring Arm

Standard: Cat. No. 1771-WH  Optional: Cat. No. 1771-WHF (fused - 3A)  Cat. No. 1771-WHFB (fused - 1.5A)

Wiring Arm Screw Torque

7-9 inch-pounds

Agency Certification

CSA Certified  CSA Class I, Division 2 Groups A, B, C, D Certified  UL Listed  CE Marked for all applicable directives