MEMS Inclinometer

SSM25385-01 Inclinometer for wind turbine tower drum

    . Axis: 2
    . Range: ±5°
    . Accuracy: ±0.005°
    . Resolution: 2″

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Features

²  Long-term online monitoring

²  RS485 Modbus output

²  ±0.005°accuracy,2″resolution

²  temperature coefficient ±0.0006°/℃

²  Directly and horizontally installed in the middle and lower part of the turbine tower drum

²  Built-in high precision MEMS chip

²  High reliability, resistance to 20000g impact

²  One time simple installation, life-long maintenance free

 

Application

Monitoring of wind turbine  tower inclination and tower uneven settlement

Description

  SSM25385-01 is a professional application product developed for the long-term on-line tilt monitoring of wind turbine tower. It has the characteristics of angular second stability, ± 0.0006 ° g ℃ temperature drift, following the EMC standard of wind power industry, high protection level, standard industrial interface and so on. It is widely used in offshore wind turbine and onshore wind turbine.

Performances

Mechanical

Protection

IP67

Dimensions

100×64×48.5mm

Shell Material

aluminium alloy

Weight

<400g(exclude   cable)

Electrical

Power supply

9~36VDC

Power consumption

80mA@24VDC

Power supply rejection ratio

>85dB

Interface

RS485 Modbus

cable

Pigtail cable( standard with 2m cable )

Performance

Measurement Fundamental

MEMS, capacitance

Measurement Range

±5°,2 axis

Resolution

2″

Offset

±9″

Accuracy

±0.005°

Offset temperature drift

coefficient

±0.0006°/℃@-20~60℃

Sensitivity temperature drift

coefficient

50ppm/℃@-20~60℃

interconnection 

Error of the axis

≤±0.05%FS

Response time

0.3s

Data refresh rate

≤20Hz,adjustable

Environmental

Working temperature

-40~85℃

Working humidity

0~100%RH

Altitude

<5000m

Reliability

Storage temperature

-40~85℃

MTBF

10 years/ time

Drop

3m Fall to the concrete floor(Exclude antenna and connector)

Vibration

2grms,5~30Hz,Half sine

EMC

Electrostatic discharge immunity

Surge immunity

Electromagnetic radiation immunity

DC power supply test

 

Dimensions(mm)

8.png      

PIN definition

 

Cable color

RS485

Red

Power +

Black

Power GND

Blue

A

Brown

B

Green

Signal GND

 

Ordering information

Product name

Model

Inclinometer for wind turbine tower drum

SSM25385-01

(standard with 2m cable)