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E51C2A, E51C3A Installation Guide
Modbus Point Map (cont.)
R/W NV Format
•
• 147
R
NV
UInt
•
• 148
R
UInt
•
• 149
R/W NV
UInt
•
• 150
R/W NV
UInt
•
• 151
R/W
UInt
•
• 152
R
NV
UInt
•
• 153
R
NV
UInt
•
• 154
R
UInt
• 155
R/W NV
UInt
• 156
R/W NV
UInt
• 157
R/W NV
UInt
• 158
R/W NV
UInt
• 159
R/W NV
UInt
ZL0122-0D
Page 25 of 34
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Units Scale
Range
0-32767
Count of Energy Accumulator resets
Reserved (returns 0)
Number of Sub-Intervals per Demand Interval. Sets the number of sub-intervals that
1-6
Sub-Interval Length in seconds. For sync-to-comms, set this to 0 and use the reset
Seconds
0, 10-32767
1-32767
Reserved (returns 0)
0-32767
Power Up Counter.
Output Configuration. E51CxA units have a N.O. energy contact and N.C. (Normally Closed - Form B) Phase
0-32767
Reserved, returns 0
Logging Configuration and Status
Most Significant Byte (MSB) Least Significant Byte (LSB)
Day /
See Bytes
Month
Day 1-31 (0x01-0x1F)
Hour /
See Bytes
Hour 0-23 (0x00-0x17)
Year
Seconds
/
See Bytes
Seconds 0-59 (0x00-0x3B)
Minutes
Logging Read Page Register. Selects which of the Register Logs to read (see registers 169-178). 1-10 are valid
0-10
Warning: this buffered data is written to the log, and logging resumes on the following sub-interval timeout
Logging Configuration Register (Bit Mapped):
Bit 0: Clear to 0 for Circular log buffer mode. Set to 1 for single shot logging mode. Default is 0 (Circular).
Bit 1: Clear to 0 to enable Logging. Set to 1 to halt logging. Default is 0 (Log).
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make a single demand interval. For block demand, set this to 1. Default is 1. When Sub-
Interval Length register #150 is set to 0 (sync-to-comms mode), this register is ignored. Demand
register (129) to externally re-start the sub-interval. On the E51C3A, this is also the
logging interval.
Loss contact, so this register always returns 0.
Month 1-12 (0x01-0x0C)
Year 0-199 (0x00-0xC7)
Minutes 0-59 (0x00-0x3B)
entries that put the meter into log reading mode, temporarily pausing logging. When set to 0 (no variable
selected for reading), normal logging resumes. The meter buffers one set of log entries while in reading
mode if a sub-interval timeout occurs (read/write collision). Default is 0.
whether the page register has been cleared or not, resulting in the appearance of data moving in the buffer
during reads. To avoid this, complete log buffer reads and this register set back to 0 in less time than the
Demand Sub-interval (preferred) or halt logging by setting Bit 1 in register 158 (logs may be missed)
Description
Date / Time Clock. Following a power cycle,
resets to:
Day 01
Month 01
Hour 00
Year (20) 00
TM
Calculation
0818
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