Topstek True RMS Current Transducer TMQ80A..1000A-CL420

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www.topstek.com

TMQ-CL420

V080530

7/1/2008

True RMS 4-20mA Current Loop Output CT

TMQ80A~1000A-CL420

Features

iHighly reliable Open Loop Hall Effect device

iFaster response time than temperature sensing

iExcellent linearity of the output voltage over a wide input range

i VFD and SCR type waveforms current measurement

iHigh isolation voltage between the measuring circuit and the

current-carrying conductor (AC3KV)

iFlame-Retardant plastic case and silicone encapsulant, using UL

classified materials, ensures protection against environmental

contaminants and vibration over a wide temperature and

humidity

range

Applications

iPower measurement, power panel

iTrue RMS AC+DC current measurement

Options

iPlastic case material:

PBT+30%GF(white) standard and PC(blue) option

iOperating temperature range:

70°C standard and option 85°C available

iConnector type: specify –E or –M. If other types of connector

required, please contact factory for other possibilities.

Specifications

Parameter

Symbol

Unit

80A

100A

200A

300A

400A

500A

600A 1000A

Nominal Input Current

80

100

200

300

400

500

600

1000

Max Primary Current Peak

A

±400

±400

±800

±1200 ±1600 ±2000 ±2400 ±2400

Current Output Protocol

mA

Output Offset Current

mA

+4 mA

Over-Scale Output Current

mA

<32 mA

Load Resistance

<300

Supply Voltage

V

+20V .. +32V

%

Linearity

%

Consumption Current

mA

Psec

<150 msec

Frequency bandwidth (±1dB)

Hz

DC to 6kHz

Thermal Drift of Output

-

%/°C

Thermal Drift of

Zero Current Offset

-

PA/°C

< ±3

PA/°C(0-60°C), < ±6PA/°C(-40 .. 70°C)

Dielectric Strength

-

V

AC3KV X 60 sec

Isolation Resistance

@ 1000 VDC

M

>1000 M

Operating Temperature

°C

-40°C to 70°C

Storage Temperature

°C

-45°C to 85°C

Mass

W

g

240 g