1771-OMD/B

Product Overview

1771-OMD/B is a 16-point AC output module from Allen-Bradley, designed for 1771 Series B and compatible I/O chassis.

Output Performance

• Voltage range: 184–250 V AC @ 47–63 Hz

• Output current: 2 A per output, 8 A max per module

• Surge current: 25 A per output for 100 ms (repeatable every 1 s); 25 A per module for 100 ms

• Minimum load current: 10 mA per output @ 220 V AC, 60 Hz

• On-state voltage drop: 1.5 V at 2 A

• Off-state leakage: 4 mA per output @ 220 V AC

• Signal delay: Off→On: 1.0 ms, On→Off: 8.3–9.1 ms @ 60 Hz

Power & Dissipation

• Power dissipation: 17.3 W max, 3.7 W min

• Thermal dissipation: 59 BTU/hr max, 12.6 BTU/hr min

• Backplane current: 700 mA @ 5 V DC +5%

Protection & Isolation

• Isolation: Meets or exceeds UL Standard 508 and CSA Standard C22.2 No.142

Environmental Conditions

• Operating temperature: 0–60°C (32–140°F)

• Storage temperature: -40–85°C (-40–185°F)

• Humidity: 5–95% non-condensing

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