C.8
SEL-734 Meter Instruction Manual Date Code 20090730
SEL Communications Processors
SEL Communications Processor Example
Table C.6 shows the automessage (Set A) settings for the SEL
communications processor.
Table C.7 shows the map of regions in the SEL communications processor for
data collected from the SEL-734.
Table C.5 SEL Communications Processor Data Collection Auto-messages
Message Data Collected
20METER Power system metering data
20ENERGY Energy metering data (enable and disable with FMR1)
20DEM4Q Four-quadrant demand metering data (enable and disable with FMR2)
20PEAK4Q Four-quadrant peak demand metering data (enable and disable with FMR3)
20MET4Q Four-quadrant power system metering data (enable and disable with FMR4)
Table C.6 SEL Communications Processor Port 1 Automatic Messaging
Settings
Setting Name Setting Description
AUTOBUF Y Save unsolicited messages
STARTUP “ACC\nOTTER\n” Automatically log in at Access Level 1
SEND_OPER Y Send Fast Operate messages for remote bit and
breaker bit control
REC_SER N Automatic sequential event recorder data
collection disabled
NOCONN NA No SEL
OGIC control equation entered to
selectively block connections to this port
MSG_CNT 3 Three automessages
ISSUE1 P00:00:01.0 Issue Message 1 every second
MESG1 20METER Collect metering data
ISSUE2 P00:00:01.0 Issue Message 2 every second
MESG2 20TARGET Collect Meter Word bit data
ISSUE3 P00:01:00.0 Issue Message 3 every minute
MESG3 20DEMAND Collect demand metering data
ARCH_EN N Archive memory disabled
USER 0 No USER region registers reserved
Table C.7 SEL Communications Processor Port 1 Region Map
Region
Data Collection
Message Type
Region Name Description
D1 Binary METER Meter metering data
D2 Binary TARGET Meter Word bit data
D3 Binary DEMAND Demand metering data
D4–D8 n/a n/a Unused
A1–A3 n/a n/a Unused
USER n/a n/a Unused
Courtesy of NationalSwitchgear.com
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