参数资料
型号: 71M6515H-DB
厂商: Maxim Integrated Products
文件页数: 32/66页
文件大小: 0K
描述: BOARD DEMO 71M6515H ENERGY METER
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
主要目的: 电源管理,电度表/功率表
嵌入式:
已用 IC / 零件: 71M6515H
已供物品: 2 个板,线缆,CD,电源
71M6515H Demo Board User’s Manual
Step 2: Voltage Cancellation: Select a small current, I RMS , where voltage coupling introduces at least 1.5%
energy error. At this current, measure the errors E 0 and E 180 to determine the coefficient VFEED .
E 0 ? E 180 25 I RMS V MAX
VFEED =
2 I MAX V RMS
2
? VFEED PREVIOUS
2.1.7
CALIBRATION SPREADSHEETS
Calibration spreadsheets are available from TERIDIAN Semiconductor. Figure 2-3 shows the spreadsheet
used for three measurements.
Figure 2-3 shows the calibration spreadsheet used for five measurements.
71M6511/71M6513/71M6515 Calibration Worksheet
Three Measurements
Enter values in yellow fields
Results will show in green fields…
REV
Date:
4.0
9/28/2005
AC frequency:
50
[Hz]
Author:
WJH
(click on yellow field to select from pull-down list)
PHASE A:
Energy reading at 0°
Energy reading at +60°
Voltage reading at 0°
Expected voltage
Measured voltage
PHASE B:
Energy reading at 0°
Energy reading at +60°
Energy reading at 0°
%
0
0
0
240
240
10
10
10
fraction
0
0
0
0.1
0.1
0.1
CAL_IA
CAL_VA
PHADJ_A
CAL_IB
CAL_VB
PHADJ_B
16384
16384
0
16384
14895
0
Positive
direction
Voltage
Current lags
voltage
(inductive )
+60°
Current
-60°
Current leads
voltage
Expected voltage
Measured voltage
240
264
(capacitive )
PHASE C:
Energy reading at 0°
-3.8
-0.038
CAL_IC
16357
Voltage
Energy reading at +60°
-15.4
-0.154
CAL_VC
17031
Generating Energy
Using Energy
Energy reading at 0°
-3.8
-0.038
PHADJ_C
-12434
Readings: Enter 0 if the error is 0%,
Expected voltage
240
Measured voltage
230.88
enter -3 if meter runs 3% slow.
Figure 2-3: Calibration Spreadsheet for Three Measurements
Revision 2.0
? Copyright 2005 TERIDIAN Semiconductor Corporation
32 of 66
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相关代理商/技术参数
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71M6515H-IGT 制造商:Maxim Integrated Products 功能描述:METERING FRONT END - Rail/Tube
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71M6515H-IGTR 制造商:Maxim Integrated Products 功能描述:71M6515H-IGT - T/REEL - Tape and Reel 制造商:Maxim Integrated Products 功能描述:Metering Systems on a Chip - SoC Energy Meter IC
71M6515H-IGTR/F 功能描述:计量片上系统 - SoC Energy Meter IC RoHS:否 制造商:Maxim Integrated 核心:80515 MPU 处理器系列:71M6511 类型:Metering SoC 最大时钟频率:70 Hz 程序存储器大小:64 KB 数据 RAM 大小:7 KB 接口类型:UART 可编程输入/输出端数量:12 片上 ADC: 安装风格:SMD/SMT 封装 / 箱体:LQFP-64 封装:Reel
71M6515H-IGTW/F 功能描述:计量片上系统 - SoC Energy Meter IC RoHS:否 制造商:Maxim Integrated 核心:80515 MPU 处理器系列:71M6511 类型:Metering SoC 最大时钟频率:70 Hz 程序存储器大小:64 KB 数据 RAM 大小:7 KB 接口类型:UART 可编程输入/输出端数量:12 片上 ADC: 安装风格:SMD/SMT 封装 / 箱体:LQFP-64 封装:Reel