low cost Laser Inertial Measurement Unit

ER-LIMU-32(0.010~0.015°/h)
Bias stability ≤±0.015°/h;
Bias repeatability ≤±0.015°/h;

Product Details

ER-LIMU-32 low cost Laser Inertial Measurement Unit


Introduction

ER-LIMU-32 low cost Laser Inertial Measurement Unit is a miniaturized,high precision laser inertial measurement unit. Built in 3 laser gyroscope, embedded DP system, two power module, accelerometer and acquisition circuit,it can sense the relative angular motion and line motion information of the carrier 


Application 

This product is applicable to all kinds of Strapdown high precision positioning and orientation devices/GNSS inertial integrated navigation system, mobile measurement system, high-speed rail and highway measurement system and the precision of aerial photography, aerial mapping, field testing, water underground navigation and other printing equipment


Specifications

No.ITEMSER-LIMU-32AER-LIMU-32B

Gyro Performance

1

Gyro bias

±0.1(°/h)


2

Gyro bias stability

A-Class:≤0.010(°)/h

B-Class:≤0.015(°)/h

3

Gyro bias repeatability

A-Class:≤0.010(°)/h

B-Class:≤0.015(°)/h

4

Sensitivity of gyro bias magnetic field

A-Class:≤0.010(°)/h/G


B-Class:≤0.015(°)/h/G

5

Gyro random walk coefficient

≤0.003 (°)/h 1/2

≤0.003 (°)/h 1/2

6

Gyro scale factor nonlinearity

≤5ppm

≤5ppm

7

Misalignment angle of gyro input shaft

≤10″

≤10″

Accelerometer Performance 

8

Accelerometer bias stability

≤5×10-5g

≤5×10-5g

9

Accelerometer bias repeatability

≤5×10-5g

≤5×10-5g

10

Accelerometer scale factor stability

≤30ppm

≤30ppm

11

Accelerometer scale factor repeatability

≤30ppm

≤30ppm

12

Angular velocity measurement range

±300°/s,±500°/s(optional)

±300°/s,±500°/s(optional)

13

Line acceleration measurement range

±15g,±40g(optional)

±15g,±40g(optional)

14

Starting time

≤20s

≤20s

15

Dimension (mm)

(202±1)×(194±1)×(135±1)

16

Mounting interface

8 M5 threaded holes,

each side has 4 symmetry

(145±0.1)mm×(137±0.1)mm

17

Weight(kg)

<8kg

<8kg

18

Power supply

+28V, +12V,-12V, -12V, -12V, -12V

19

Power consumption

Startup power consumption:100w

Working power dissipation:50w

20

Working temperature

-40℃~70℃

-40℃~70℃

21

Storage temperature

-45℃~75℃

-45℃~75℃

22

Attack

40g,11ms,half sine/post peak saw tooth

23

Vibration

Sine:10Hz-500Hz,5g

Random:10Hz-200Hz,0.015g2/Hz

24

Electrical interface

Power interface, rectangular electrical connector:J30J-37ZK

Communication interface:RS422

25

Connector cable length

default 210mm±5mm

default 210mm±5mm

26

Communication interface

RS232,RS422(optional)

RS232,RS422(optional)

27

Baud rate

115200bps

115200bps

28

Data refresh rate

100Hz

100Hz

FAQ:


1. What is your quotation condition?

If you have DHL or Fedex account ,we can quote EXW price ,otherwise CIF or FOB price.


2.Do you have any discount when procurement? 

We will quote sample price at first and we will quote volume price if you need more quantity.


3.How long is the delivery time?

For sensors,parts,modules : in stock-one week;no stock-2-4weeks; For systems,generally ,8-12 weeks.


4.How to deal with the quality problems?

If confirmation of product quality problem we can replace it freely for customer in the shortest period.


If interested in low cost Laser Inertial Measurement Unit, pls contact us : info@ericcointernational.com

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