Vibration Meter With Relay Output For Robust Accelerometer
▶ INTRODUCTION
RAM900 Accelerometer is an acceleration sensor independently developed by Rion Technology Four factory-configured frequency bands with different filters can be fine-tuned according to the requirements of specific equipment types. For wind turbines, the RAM900 accelerometer is ideal for implementing the safety function "excessive shock and tower vibration protection"
▶ MAIN FEATURES
★ Compact design
★ Analog and CANopen interfaces
★ Temperature range –40 ... +85 °C
★ 3DB bandwidth 25 Hz
★ Compensates for temperature drift and installation errors
★ IP67 protection level
▶ APPLICATION
★ Anti-sway control of gantry cranes
★ Side sway monitoring of operating platforms
★ Rotation detection of mining bucket excavators
★ Nacelle torsion monitoring of wind turbines
★ Vibration monitoring of large machines and equipment
▶ SPECIFICATIONS
RAM900![]() |
Condition | Parameter | Unit |
Range | CANopen | ±2 | g |
Current | 1 | g | |
Axis | CANopen | X, Y, Z, |X,Y,Z| | Axis |
Current | |X|, |Y| | Axis | |
Bias calibration | <3 | mg | |
Resolution | CANopen | 1 | mg |
Current | 1 | mg | |
Power-on repeatability | 5 | mg | |
Analog Sensitivity (±10%) | 16 | mA/g | |
Bias temperature coefficient | 0.01 | %/℃ | |
Non-linearity | <0.5 | %FS(max) | |
Long-term stability | <30 | mg | |
Full tempe.e range working accuracy | -40~80℃ | 30 | mg |
Power-on start time | <2 | s | |
Response time | 0.002 | s | |
Response frequency | 12.5Hz | ||
3DB bandwidth | 25Hz | ||
Output signal | CANopen, Analog(current 4~20mA),Switch (relay switch) | ||
Supply voltage | Input 9~36VDC | ||
Supply current | <50mA @12VDC | ||
Relay switching threshold | No | ||
CANopen(Baudrate) | Factory default(500Kbps) | ||
CANopen(Node ID) | Factory default(0x04) | ||
Weight | ≤250g(not include cable) |
Note: CAN bus terminal resistance can be added on request, or remark can be added to PCBA.
▶ OUTPUT CONFIGURATION
Output | CANopen 1 | CANopen 2 | CANopen 3 | CANopen 4 |
Analog1 current |
Analog2 current |
Axial | X | Y | Z | |X, Y,Z| | |X| | |Y| |
Range | ±2g | ±2g | ±2g | ±2g | ±1g | ±1g |
Resolution | 1.00mg | 1.00mg | 1.00mg | 1.00mg | 1.00mg | 1.00mg |
Filter type | Lowpass | Lowpass | Lowpass | Lowpass | Lowpass | Lowpass |
3DB bandwidth | 25Hz | 25Hz | 25Hz | 25Hz | 25Hz | 25Hz |
Relay ID | 0 | 0 | - | 0 | - | - |
Relay Action Threshold | - | - | - | - | - | - |
Relay trigger time | - | - | - | - | - | - |
Relay decay value | - | - | - | - | - | - |
Relay decay time | - | - | - | - | - |
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