Publication 1404-UM001D-EN-E - October 2004
2-6 Product Description
RS-232 Optional Communications
A catalog number ending in -232 specifies a Powermonitor 3000 with
one RS-232 communications ports in addition to the native RS-485
communications port. The user selects which of the two ports is
active, as the two ports may not be used concurrently. The RS-232
port has the following performance features:
• Baud rates 1200, 2400, 4800, 9600, 19,200
• RS-232 cable length 15.24 m (50 ft) maximum
• Cable type: 3-wire shielded (Belden 9608)
• Point-to-point wiring
• Update rate: 100 mSec minimum
• Read/Write data tables for access to all data
• One user-configurable data table
• Supports DF1 half-duplex slave communications protocol
• Supports Modbus RTU slave protocol
Remote I/O Optional Communications
A catalog number ending in -RIO specifies a Powermonitor 3000 with
a Remote I/O communication port in addition to the native RS-485
communications port. The Remote I/O option permits concurrent use
of both communications ports. The Remote I/O port has the following
performance features:
• One-quarter rack slave device
• Three baud rates: 57.6k, 115.2k, 230.4k
• Cable lengths up to 3048 meters (10,000 feet)
• Node capacity up to 32 nodes
• Update rates for discrete I/O: 5 mSec
• Update rates for block transfers: 50 mSec minimum
• Two discrete inputs
• Eleven discrete outputs
• Read/Write block transfer data tables for access to all data
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