1747-KE

Overview

The Allen-Bradley 1747-KE is a DH485/RS-232C Interface Module designed for reliable serial communication with robust noise immunity and environmental tolerance.

Power Consumption

• 5 V DC Loading:

• Module only: 0.150 A

• Module with link coupler: 0.150 A

• 24 V DC Loading:

• Module only: 0.070 A

• Module with link coupler: 0.125 A

Environmental and Mechanical

• Noise Immunity: NEMA Standard ICS 2-230

• Vibration: 0.015 in. peak-to-peak displacement at 557 Hz, 2.5 g acceleration (57–2000 Hz)

• Shock (operating): 30 g

Port Isolation

• CONFIG Port: 500 V AC

• DF1 Port: 500 V AC

• Between CONFIG and DF1 Ports: 500 V AC

Operating Conditions

• Ambient Temperature: 0 to +60 °C (32 to 140 °F)

• Storage Temperature: -40 to +85 °C (-40 to 185 °F)

• Humidity: 5 to 95% (non-condensing)

Clock Accuracy

• ±1 minute/month at 25 °C (77 °F)

• +0 / -6 minutes/month at 60 °C (140 °F)

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