North Seeking Mems Inertial Measurement Unit

High Reliability MEMS North Seeker

ER-MNS-18
1.High performance heading accuracy up to 0.25°secψ(1σ);
2.Low power consumption and wide voltage;
3.Resistant to harsh environment.

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Introduction

High Reliability MEMS North Seeker

Introduction
ER-MNS-18 is a MEMS north seeker with high cost-effectiveness and reliability. It is composed of a three-axis MEMS gyroscope and a three-axis MEMS accelerometer, and can measure true north. It features high precision, high reliability, and is resistant to harsh environments. It is designed to meet the application requirements of various markets.

Feature
Size:65*51*35.5
Weight:140
Triaxial MEMS gyro and accelerometer
5°C to 55°C temperature compensation
High performance heading accuracy up to 0.25°secψ(1σ)
Low power consumption and wide voltage
Resistant to harsh environment

Application
North seeking in logging tools/gyro tools
Pointing, steering and guiding in advanced mining/drilling equipment
Initial alignment
Direction pointing and tracking in satellite antenna, target tracking system
Guidance and navigation in navigation grade MEMS system
Precision platform attitude measuring and controls
Precision attitude measuring in navigation grade MEMS IMU/INS
North finding in land surveying
Petroleum exploration
Mining

Specification

Model No.	ER-MNS-18A	ER-MNS-18B	ER-MNS-18C
Performance objective	Parameter
Azimuth accuracy (1σ,°secψ)	1	0.5	0.25
Attitude accuracy(1σ,°)	≤0.2
Azimuth holding time	20min
Attitude holding time	20min
Azimuth measurement range(°)	0~360
Inclination angle measurement range(°)	-85~85
North seeking time	5min
North seeking method	static
Update Rate (Hz)	100
Environment and power
Operating temperature (℃)	5~+55
Storage temperature (℃)	0~+65
Power supply (V)	6~12 DC
Power (W, power supply 6V)	2
Communication interface	RS-422
Physical characteristics
Size (mm×mm×mm)	655135.5
Weight (g)	140g