Emerson 1420 Garage Door Opener User Manual


 
August 2015
20
Quick Start Guide
Environmental
Operating temperature range
-40 to 140 °F (-40 to 70 °C)
Operating humidity range
10 – 90% relative humidity
Physical specifications
Weight
10 lb (4.54 kg)
Material of construction
Housing
Low-copper aluminum, NEMA
®
4X
Paint
Polyurethane
Cover gasket
Silicone Rubber
Antenna
Integrated Antenna: PBT/PC
Remote Antenna: Fiber Glass
Communication specifications
Isolated RS485
2-wire communication link for Modbus RTU multidrop connections
Baud Rate: 57600, 38400, 19200, or 9600
Protocol: Modbus RTU
Wiring: Single twisted shielded pair, 18 AWG
Wiring distance: up to 4,000-ft. (1,524 m)
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