FloBoss 103/104 Instruction Manual
Revised August-2017 Glossary A-5
Local Display Panel, a display-only device that plugs into ROC300-Series units (via a
parallel interface cable) used to access information stored in the ROC.
The point number the ROC and ROC Plus protocols use for I/O point types are based
on a physical input or output with a terminal location; the point numbers for all other
point types are “logical” and are simply numbered in sequence.
Local Operator Interface (or Local Port). Refers to the serial EAI-232 (RS-232) port on
the ROC through which local communications are established, typically for
configuration software running on a PC.
Lightning Protection Module; a device that provides lightning and power surge
protection for ROCs.
Longitudinal Redundancy Checking error checking.
Milliamp(s); one thousandth of an ampere.
Media Access Control Address; a hardware address that uniquely identifies each node
of a network.
For a ROC, indicates that the I/O scanning has been disabled.
A popular device communications protocol developed by Gould-Modicon.
Million British Thermal Units.
Millisecond, or 0.001 second.
Multi-Variable Sensor. A device that provides differential pressure, static pressure, and
temperature inputs to a ROC for orifice flow calculations.
Millivolts, or 0.001 volt.
Milliwatts, or 0.001 watt.
Network Access Point; the point in the distributed RTU network at which ROCLINK 800
National Electrical Code.
National Electrical Manufacturer’s Association. See http://www.nema.org.
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