PM特殊测量系统B.V.(以前称为HITEC)
PM Special Measuring Systems在世界上率先发表了基于1970年代0通量原理的革新性高精度电流测量系统。双极零通量测量系统以极高的精度实现了直流电流和交流电流电隔离测量的概念。
如今,在世界各地的科学,HVDC,工业和医疗应用中,数以千计的这些系统正在使用,PM-SMS的电流测量仪器(DCCT)被客户认为是电流测量方面最好的系统。
零通量系统以优异的线性特性和精度实现了高达30kA测量范围内高达800kHz带宽的测量,是高端测试测量仪器的理想选择。
作为PM-SMS在日本的代理,荣和物产从产品指南到售后服务都有参与。
PM-SMS 通量 基本原理
规格品
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- MACC150
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规 格
Input range 215APK (150ARMS)
Ratio 1000 : 1
DC accuracy 0.005% + 0.002% range
AC accuracy 0.010% + 0.002% range
Bore 17mm
A burden/amplifier for voltage (10V) output is optional
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- MACC2 Plus
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规 格
Resistive shunt replacement
Up to 600 A bipolar
Current output Ratio 1:1000
-optional Voltage output
Linearity error <4 ppm
A burden/amplifier for voltage (10V) output is optional
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- SC1000 Split core DCCT
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规 格
Build in electronics for current or voltage output
Up to 1kA bipolar
Voltage output (10V)
Current output (0.5A)
Transfer error <250 ppm
Temperature stability better than 5ppm/K
定制品
● ~6000A
※测量电流值符合6000A以下的要求规格的定制品。
CURACC | STACC | TOPACC | |
Rated Input Current (Ipn) |
up to ±6000 A (customer defined) |
up to ±6000 A (customer defined) |
up to ±6000 A (customer defined) |
Output | Feedback element or current reference | Feedback element or resistive shunt replacement | Voltage output 10V at rated current |
Output transfer ratio | 1A at Ipn | 10A at Ipn | 10A at Ipn |
Linearity error (related to actual Ip) |
<2 ppm | <10 ppm | <2.5 ppm |
Temperature stability | better than 0.05 ppm/K | better than 2 ppm/K | better than 0.5 ppm/K possible |
PDF下载 | PDF下载 | PDF下载 |
CONTROL UNIT
19英寸 机架模块 欧洲卡 欧洲盒式
MEASURING HEAD
标准型 选项型
(铸造案例)侧板式
※CONTROL UNIT和MEASURING HEAD可以各自组合。
● 6000A~
※测量电流值符合6000A以上的要求规格的定制品。
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- STACC-HC
-
规 格
Feed-back element or resistive shunt replacement
Up to 60 kA, bipolar
Linearity error <10 ppm
Voltage output (10V at rated current)
Long term stability better than 10 ppm/year
PDF下载
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- TOPACC-HC
-
规 格
For calibration or DC standard reference
Up to 30 kA, bipolar
Voltage output (10V at rated current)
Linearity error <2.5 ppm
Temperature stability better than 1 ppm/K
PDF下载
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