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Emerson 1420 - Self-Organizing Network Specifications

Emerson 1420
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Wiring distance: 328 ft. (100 m)
Modbus
Supports Modbus RTU and Modbus TCP with 32-bit floating point values,
integers, and scaled integers.
Modbus Registers are user-specified.
OPC
OPC server supports OPC DA v2, v3
Ethernet/IP
Supports Ethernet/IP protocol with 32-bit floating point values and integers.
Ethernet/IP assembly input-output instances are user configurable.
Ethernet/IP specifications are managed and distributed by ODVA.
8.8 Self-organizing network specifications
Protocol
IEC 62591 (WirelessHART), 2.4 – 2.5 GHz DSSS
Maximum network size
100 wireless devices @ 8 sec or higher
50 wireless devices @ 4 sec
25 wireless devices @ 2 sec
12 wireless devices @ 1 sec
Supported device update rates
1, 2, 4, 8, 16, 32 seconds or 1 – 60 minutes
Network size/latency
100 Devices: less than 10 sec
50 Devices: less than 5 sec
Data reliability
> 99%
September 2020 Quick Start Guide
Quick Start Guide 25

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