COLIY^®--Excellent Solution for Magnetic  Field Measurement

High Magnetic Field (0-20T) Measurement

Model

Principle

Type

Axis

DC Accuracy

Range

Resolution

G80

HALL

Handheld

1

2%

2T

10μT

G81

HALL

Handheld

1

0.8%

10T

1μT

G93

HALL

Handheld

3

1%, 0.5%

20T

10μT

G401

HALL

Desktop

1

0.04%

10T

1μT

X113

HALL

Sensor

1

0.05%

15T

TC of sensitivity: 30ppm/K

Low Magnetic Field(0- 2mT) Measurement

Gaussmeters for Low Magnetic Field

Model

Principle

Type

Axis

DC Accuracy

Range

Resolution

GF601

Fluxgate

Handheld

1

0.5%

1mT

0.1nT

GF603

Fluxgate

Handheld

3

0.25%

1mT

0.1nT

Note: 1T= 10kG; 1mT= 10G;  1μT= 10mG;   1nT= 10μG

Features: 

l Instrumentation Quality

l Excellent linearity error : 0.05%

l TC of sensitivity: 30ppm/K

l Max Range : 15T

 Typical Applications

l Current and power measurement

l Magnetic field measurement

l Control of brushless DC motors

l Rotation and position sensing

l Measurement of diaphragm

Parameter

Symbol

Value

Unit

Operating temperature

 T_A

 – 40 ~ + 100

°C

Storage temperature

 T_stg

 – 60 ~ + 130

°C

Supply current

 I₁

 30

mA

Thermal conductivity, soldered in air

 G_thC 

 G_thA

 ≥2.2

 ≥1.5

mW/K 

mW/K

Parameter

Condition

MIN

TYP

MAX

Unit

Nominal supply current

I_1N

20

30 

mA

Open-circuit hall voltage

I₁ = I_1N, B = 0.1 T

V₂₀

7.0

9.0 

mV

Ohmic offset voltage

I₁ = I_1N, B = 0 T

V_R0

0.1

0.3 

mV

Active area (in the sensor center)

0.07

mm²

Linearity of Hall voltage

B = 0.1~2.0 T

F_L

0.05

%

Input resistance      B = 0 T

R₁₀

60

75 

Ω

Output resistance    B = 0 T

R₂₀

60

75 

Ω

Temperature coefficient of the open-circuit Hall-voltage

I₁ = I_1N,  B = 0.5 T

TC_V20

-30

ppm/K

Temperature coefficient of the internal resistance   B = 0 T

TC_{R10, R20}

0.08

%/K

Temperature coefficient of ohmic offset voltage

I₁ = I_1N,  B = 0 T

TC_{VR 0}

1

4

μT/K

Noise figure

F

10

dB

Range

10

15 

Tesla