124489, Russia, Moscow, Zelenograd, Sosnovaya alley, building 6A, premises 5 Research and Production Company "Optolink"
Phones:
General Director,
Yuri N. Korkishko
+7 (495) 6631760 (ext.100)
Technical director,
Vyacheslav A.Fedorov
+7 (495) 6631760 (ext.101)
Director of Saratov city branch, Stanislav V. Prilutskii
+7 (8452) 338261
Director of Arzamas city branch, Alexander I. Zuev
+7 (83147) 98285
Sales +7 (495) 6631760
(ext.105,106,107)
Accountancy
+7 (495) 6631760 (ext.108,109,110)
Fax:
+7 (495) 6631761
EMail: opto@optolink.ru
Inertial Measurement Units
Allan variance plots of Optolink's fiberoptic gyroscopes
Parameter
FOG
Accelerometers
Range of measured angular rate, FOG, deg/sec, accelerometers, g
± 550
± 10
Bias drift at stabilized temperature (100 saveraging, 1σ), FOG, deg/hr, accelerometers, g × 103, (1σ)
0,05
0,1
Bias drift stability, runtorun at stabilized temperature (1 hour run, 100saveraging), FOG, deg/hr, accelerometers, g×103, (1σ)
0,05
0,1
Bias drift stability, runtorun at stabilized temperature (1 hour run, 100saveraging), FOG, deg/hr, accelerometers, g×103, (1σ)
0,1
0,5
Bias drift stability at specified temperature range with temperature gradient 0.4 deg/min, FOG, deg/hr, accelerometers , g×103, (1σ)
0,2
0,3
Offset, FOG, deg/hr, accelerometers , g×103
±0,3
±0,5
Scale factor stability at temperature range from 40oC to +60oC, ppm (3σ)
500
500
Scale factor offset, ppm
±100
±100
Bandwidth (at  3dB level), Hz
100
100
Magnetic field sensitivity, °/hr/mT
±0,1

Random walk at temperature +20°С, FOG , …º/√hr, accelerometers ,… µg /√Hz
0,012
80
Misalignment, arc.min
2
2
Стабильность осей чувствительности относительно плоскости посадочных мест, ' , не более
2
2
Power consumption, W, less than
5
Size, mm
80x95x62
Weight, kg
0,67
Time of functional readiness, sec, less than
3
Time of accuracy readiness min, less than
20
Allan variance plot for gyroscopes of IMU1000
Allan variance plot for accelerometers of IMU1000
IMU500 is based on Optolink’s three axis closed loop fiberoptic gyroscope TRS500 and three pendulum accelerometers
Gyro (TRS500)
Range of measured angular rate, °/s
±400
Bias drift at fixed temperature (100saveraging, 1σ), °/hour
≤0.1
≤0.005 (Allan variance)
Bias drift at changing temperature from 40°C to +60°C (100saveraging, 1σ), °/hour
≤0.3
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤200
Random walk (Allan variance), °/√hour
≤0.007
Bandwidth, Hz
≥100 (up to 2kHz)
Accelerometer
Range of measured acceleration, g
±10g to ±40g
Bias repeatability, mg
≤0.5
Velocity random walk, µg/√Hz
≤20
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤300
Physical Characteristics
Misalignment, mrad
≤1.5 (≤0.3 mrad under request)
Output sample rate
up to 2000 Hz
Power supply, V
5 VDC or 24~36 VDC
Power consumption, W
≤10 W
Digital output interface
RS485 or RS422
Operation temperature
40°C ~ +60°C
Storage temperature
40°C ~ +80°C
Dimensions
110 × 110 × 90 mm
Weight
1.4 kg
Allan variance plot of gyroscopes in IMU500
with extended operation temperature range (60°С ~ +60°С), waterproof
IMU500T is based on Optolink’s IMU500 unit with additional heating system that ensures successful operation at temperatures down to 60°С
Gyro (TRS500)
Range of measured angular rate, °/s
±400
Bias drift at fixed temperature (100saveraging, 1σ), °/hour
≤0.1
≤0.005 (Allan variance)
Bias drift at changing temperature from 60°C to +60°C (100saveraging, 1σ), °/hour
≤0.5
Scale factor error in temperature range 60°C to +60°C (1σ), ppm
≤300
Random walk (Allan variance), °/√hour
≤0.01
Bandwidth, Hz
≥100 (up to 2kHz)
Accelerometer
Range of measured acceleration, g
±10g to ±40g
Bias repeatability, mg
≤0.5
Velocity random walk, µg/√Hz
≤20
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤500
Physical Characteristics
Misalignment, mrad
≤1.5 (≤0.3 mrad under request)
Output sample rate
up to 2000 Hz
Power supply, V
24~36 VDC
Power consumption, W
≤15W normal, ≤80W (heating on)
Digital output interface
RS422 (RS485 under request)
Operation temperature
60°C ~ +60°C
Storage temperature
60°C ~ +80°C
Dimensions
185 × 143 × 114 mm
Weight
2.6 kg
Allan variance plot of gyroscopes in IMU500T
IMU400C is especially constructed for oil/gas pipeline inspection cases, with geometry optimized for small pipeline diameters.
Gyro
Range of measured angular rate, °/s
±400
Bias drift at fixed temperature (100saveraging, 1σ), °/hour
≤0.1
≤0.007 (Allan variance)
Bias drift at changing temperature from 40°C to +60°C (100saveraging, 1σ), °/hour
≤0.3
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤300
Random walk (Allan variance), °/√hour
≤0.01
Bandwidth, Hz
≥100 (up to 2kHz)
Accelerometer
Range of measured acceleration, g
±10g to ±40g
Bias repeatability, mg
≤0.7
Velocity random walk, µg/√Hz
≤30
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤300
Physical Characteristics
Misalignment, mrad
≤1.5 (≤0.3 mrad under request)
Output sample rate
up to 2000 Hz
Power supply, V
5 VDC
Power consumption, W
≤10 W
Digital output interface
RS422 (RS485 under request)
Operation temperature
40°C ~ +60°C
Storage temperature
40°C ~ +80°C
Dimensions
Ø79 × 145 mm (mounting Ø90)
Weight
0.9 kg
IMU501 is based on three Optolink’s single axis closed loop fiberoptic gyroscope SRS501 and three pendulum accelerometers.
Gyro (SRS501)
Range of measured angular rate, °/s
±250 (optional ±1000)
Bias drift at fixed temperature (100saveraging, 1σ), °/hour
≤0.03
≤0.002 (Allan variance)
Bias drift at changing temperature from 40°C to +60°C
(100saveraging, 1σ), °/hour
≤0.1
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤200
Random walk (Allan variance), °/√hour
≤0.003
Bandwidth, Hz
≥100 (up to 2kHz)
Accelerometer
Range of measured acceleration, g
±10g to ±40g
Bias repeatability, mg
≤0.5
Velocity random walk, µg/√Hz
≤20
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤300
Physical Characteristics
Misalignment, mrad
≤1.5 (≤0.3 mrad under request)
Output sample rate
up to 2000 Hz
Power supply, V
24~36 VDC
Digital output interface
RS422 (RS485 under request)
Power consumption, W
≤20 W
Operation temperature
40°C ~ +60°C
Storage temperature
40°C ~ +80°C
Dimensions
155 × 140 × 110 mm
Weight
3 kg
Allan variance plot of gyroscopes in IMU501
IMU501C is the version of IMU501 with improved characteristics, due to additional factory selection and specific calibration procedures
Gyro (SRS501)
Range of measured angular rate, °/s
±250 (optional ±1000)
Bias drift at fixed temperature (100saveraging, 1σ), °/hour
≤0.03
≤0.002 (Allan variance)
Bias drift at changing temperature from 40°C to +60°C
(100saveraging, 1σ), °/hour
≤0.05
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
Scale factor stability (1σ, at room temperature), ppm
≤100
≤50
Random walk (Allan variance), °/√hour
≤0.003
Bandwidth, Hz
≥100 (up to 2kHz)
Accelerometer
Range of measured acceleration, g
±10g to ±40g
Bias repeatability, mg
≤0.5
Velocity random walk, µg/√Hz
≤20
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤300
Physical Characteristics
Misalignment, mrad
≤1.5 (≤0.3 mrad under request)
Output sample rate
up to 2000 Hz
Power supply, V
24~36 VDC
Digital output interface
RS422 (RS485 under request)
Power consumption, W
≤20 W
Operation temperature
40°C ~ +60°C
Storage temperature
40°C ~ +80°C
Dimensions
155 × 140 × 110 mm
Weight
3 kg
IMU501D is especially constructed for oil/gas pipeline inspection cases requiring high precision, with geometry optimized for medium to large pipeline diameters. IMU501D is based on three Optolink’s single axis closed loop fiberoptic gyroscope SRS501 and three pendulum accelerometers.
Gyro (SRS501)
Range of measured angular rate, °/s
±250 (optional ±1000)
Bias drift at fixed temperature (100saveraging, 1σ), °/hour
≤0.03
≤0.002 (Allan variance)
Bias drift at changing temperature from 40°C to +60°C
(100saveraging, 1σ), °/hour
≤0.05
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤100
Random walk (Allan variance), °/√hour
≤0.003
Bandwidth, Hz
≥100 (up to 2kHz)
Accelerometer
Range of measured acceleration, g
±10g to ±40g
Bias repeatability, mg
≤0.3
Velocity random walk, µg/√Hz
≤15
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤150
Physical Characteristics
Misalignment, mrad
≤0.3
Output sample rate
up to 2000 Hz
Power supply, V
24~36 VDC
Power consumption, W
≤20 W
Digital output interface
RS422 (RS485 under request)
Operation temperature
40°C ~ +60°C
Storage temperature
40°C ~ +80°C
Dimensions
Ø142 × 280 mm
Weight
6.4 kg
Allan variance plot of gyroscopes in IMU501D
IMU1000 (IMU1001*) is based on three Optolink’s single axis closed loop fiberoptic gyroscope SRS1000 (SRS1001*) and three pendulum accelerometers.
Gyro (SRS1000, SRS1001*)
Range of measured angular rate, °/s
±90 (±550*)
Bias drift at fixed temperature (100saveraging, 1σ), °/hour
≤0.005
≤0.0005 (Allan variance)
Bias drift at changing temperature from 40°C to +60°C
(100saveraging, 1σ), °/hour
≤0.03
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤100
Random walk (Allan variance), °/√hour
≤0.0007
Bandwidth, Hz
≥100 (up to 2kHz)
Accelerometer
Range of measured acceleration, g
±10g to ±40g
Bias repeatability, mg
≤0.3
Velocity random walk, µg/√Hz
≤15
Scale factor error in temperature range 40°C to +60°C (1σ), ppm
≤100
Physical Characteristics
Misalignment, mrad
≤0.3 mrad
Output sample rate
up to 2000 Hz
Power supply, V
24~36 VDC
Power consumption, W
≤20 W
Digital output interface
RS422 (RS485 under request)
Operation temperature
40°C ~ +60°C
Storage temperature
40°C ~ +80°C
Dimensions
171 × 224 × 252 mm
Weight
6 kg
Allan variance plot of gyroscopes in IMU1000
The export of IMU1000/IMU1001 is under strict government control due to its precision characteristics. Export license is granted upon the International Import Certificate (End Use Certificate) issued by the authorized Ministry of the end user’s country and the end use certificate issued by the ultimate end user reflecting the detailed intended civil end use of the Goods. Besides that, the end user company undertakes to grant the right to inspect the Goods supplied at any time. Please allow 23 months for the process; positive outcome is not guaranteed even in case all the required documents are presented