ER-Single Axis Quartz Accelerometer For Oil And Gas
ER-T4 Quartz accelerometer
ER-T4 mainly used for inclination angular test such as: bridge, dam, oil well, mining and so on, it also can be used for railway control system and ship’s stability system, which has high vibration resistant and strong shock resistant ,high and low temperature performance is superior . Especially ER-T4C still has excellent performance when it in 185℃high temperature environment.
Features:
1. Tactical navigation grade performance
2. Analog output
3. Field-adjusting range
4. Widely operating Temperature Range
Specification:
S/No | Parameters | ER-T4A | ER-T4B | ER-T4C |
1 | Input range (g) | ±30 | ±30 | ±30 |
2 | Bias (mg) | ＜20 | ＜40 | ＜40 |
2.1 | One-month composite repeatability (µg) | ＜150 | ＜250 | ＜250 |
2.2 | Temperature sensitivity (µg/℃) | ＜100 | ＜150 | ＜150 |
3 | Scale factor (mA/g) | 1.1～1.4 | 1.1～1.4 | 1.1～1.4 |
3.1 | 1 month composite ,repeatability (ppm) | ＜150 | ＜250 | ＜250 |
3.2 | Temperature sensitivity (ppm) | ＜200ppm | ＜200ppm | ＜200ppm |
4 | Axis misalignment (µrad) | ＜1500 | ＜1500 | ＜1500 |
5 | Vibration rectification (µg/g2rms) (50-500Hz) | ＜100 | ＜100 | ＜100 |
6 | Intrinsic noise (µg-rms) (0-10000Hz) | ＜3000 | ＜3000 | ＜3000 |
7 | Operating temperature range (℃) | -55～96 | -55～125 | -55～180 |
8 | Shock (g) | 500 0.5ms | 1000 0.5ms | 1000 0.5ms |
9 | Vibration peak sine (g) | 25@30-500Hz | ||
10 | Resolution /threshold (µg) | ＜10 | ＜10 | ＜10 |
11 | Bandwidth (Hz) | ＞300 | ＞300 | ＞300 |
12 | Quiescent current per supply (mA) | ＜20 | ＜20 | ＜20 |
13 | Quiescent power (mW)@ ±15VDC | ＜480 | ＜480 | ＜480 |
14 | Input voltage | ±13 to ±18 | ±13 to ±18 | ±13 to ±18 |
15 | Weight (grams) | 55 Nominal , 65 max | ||
16 | Diameter below mounting surface | Ф1.0±0.005 (inches) | Ф25mm | Ф25mm |
17 | Height-bottom to mounting surface (inches) | 0.617 Max | 0.617 Max | 0.617 Max |
18 | Case material | 300 series stainless steel | ||
Install dimension :
ER-T5 Quartz accelerometer
ER-T5 for industrial grade applications including: automotive test instrumentation, braking system deceleration, bridge and building sway and tilt monitoring, industrial and robotic control, land vehicle navigation, subway and high-speed train ride comfort control, and offshore drilling platform motion monitoring.
The integral electronics develops an acceleration-proportional output current providing both static and dynamic acceleration measurement. By use of customer supplied output load resistor, appropriately scaled for the acceleration range of the application, the output current can be converted into a voltage.
Features:
1. Tactical navigation grade performance
2. Analog output
3. Field-adjusting range
4. Size is smaller
Specifications:
S/No | Parameters | ER-T5-01 |
1 | Input range (g) | ±30 |
2 | Bias (mg) | ＜20 |
3 | One-month composite repeatability (µg) | ＜150 |
4 | Temperature sensitivity (µg/℃) | ＜100 |
5 | Scale factor (mA/g) | 2.2～2.9 |
6 | One-month composite repeatability (ppm) | ＜150 |
7 | Temperature sensitivity (ppm) | ＜200ppm |
8 | Axis misalignment (µrad) | ＜1500 |
9 | Vibration rectification (µg/g2rms) | ＜100(50-500Hz) |
10 | Intrinsic noise (µg-rms) | ＜3000(0-10000Hz) |
11 | Environment | |
12 | Operating temperature range (℃) | -40～125 |
13 | Shock (g) | 100 |
14 | Vibration peak sine (g) | 25@30-500Hz |
15 | Resolution /threshold (µg) | ＜10 |
16 | Bandwidth (Hz) | ＞300 |
17 | Electrical | |
18 | Quiescent current per supply (mA) | ＜20 |
19 | Quiescent power (mW)@ ±15VDC | ＜480 |
20 | Input voltage | ±13 to ±18 |
21 | Physical | |
22 | Weight (grams) | 30 max |
23 | Diameter below mounting surface (mm) | Ф21.2 |
24 | Height-bottom to mounting surface (mm) | 15 |
25 | Case material | 300 series stainless steel |
Install dimension:
ER-T6 Quartz accelerometer
ER-T6 is a small size accelerometer which has high reliability, mainly used in oil well logging. Output current and received force into a linear output, user can according to calculate to choose reasonable sampling resistance, to reaching the highest accuracy output . It can also be used for static testing and dynamically testing, it is a standard vibration sensor.
Features:
1.Excellent start repeatability
2.Good environmental performance
3.Analog output
4.Adjustable output range
5.Small dimensions
Specifications:
No | Parameters | ER-T6A | ER-T6B |
1 | Range | ±30g | ±20g |
2 | Threshold | 30μg | 30μg |
3 | Bias K0/K1 | ≤(±20mg) | ≤(±30mg) |
4 | Scale factor K1 | 1.8~2.8mA/g | 1.8~2.8mA/g |
5 | Second-order nonlinearity K2/K1 | ≤±50μg/g2 | ≤±50μg/g2 |
6 | 0g 4 hours short time stability | ≤40μg | ≤40μg |
7 | 1g 4 hours short time stability | ≤40ppm | ≤40ppm |
8 | Bias composite repeatability σ K0 (1σ,one month) | ≤250 μg | ≤250 μg |
9 | Scale factor repeatability σ K1/k1 (1σ,one month) | ≤250ppm | ≤250ppm |
10 | Nonlinearity coefficient composite repeatability K2/K1(1σ,one month) | ≤±50μg/g2 | ≤±50μg/g2 |
11 | Bias Temp coefficient | ≤±150μg/℃ | ≤±150μg/℃ |
12 | Scale factor Temp coefficient | ≤±200 ppm/℃ | ≤±200 ppm/℃ |
13 | Noise(sample resistance 840Ω) | ≤8.4mv | ≤8.4mv |
14 | Natural frequency | 350~800Hz | 350~800Hz |
15 | Bandwidth | 800~2500Hz | 800~2500Hz |
16 | Vibration | 25g(20-2000Hz) | 25g(20-2000Hz) |
17 | Shock | 500g,5ms,1/2sin | 500g,5ms,1/2sin |
18 | Operating Temp range | -40~+180℃ | -40~+125℃ |
19 | Storage Temp range | -60~+208℃ | -60~+150℃ |
20 | Power | ±12~±15 | ±12~±15 |
21 | Current consumption | ≤±20mA | ≤±20mA |
22 | Size | Φ18.2×16mm | Φ18.2×16mm |
23 | Weight | ≤25g | ≤25g |
Install dimension:
ER-II/B Quartz accelerometer
ER-II/B mainly used in MWD system and continuous north seeking systems, also it can be widely used in other harsh working conditions.
Features:
Anti-vibration, high accuracy
Specifications:
No | Parameter | Performance Indicators | Unit | ||
02 | 01 | ||||
1 | Bias | ≤10 | ≤10 | mg | |
2 | Scale Factor | 2.5~3.5 | 2.5~3.5 | mA/g | |
3 | Bias Temp Coefficient | ≤60 | ≤80 | ug/℃ | |
4
| Scale Factor Temp Coefficient | Room Temp~120℃ | ≤80 | ≤100 | ppm/℃ |
120℃~150℃ | ≤500 | ≤500 | ppm/℃ | ||
5 | Bias Repeatability | ≤100(3~7 days) | ≤100(one day) | μg | |
6 | Scale Factor Repeatability | ≤100(3~7 days) | ≤100(one day) | ppm | |
7 | Acceleration Range | ≥10 | ≥10 | g | |
8 | Vibration | 20g(20~2000Hz) | 20g(20~2000Hz) | g, Hz | |
9 | Shock | 1000g,0.5ms, 1/2sin | 1000g,0.5ms,1/2sin | g, ms | |
10 | Operating Temp | -45 ~+150 | -45~+150 | ℃ | |
11 | Weight | ≤55 | ≤55 | g | |
12 | Operating Voltage | ±7~ ± 12 | ±7~ ± 12 | V | |
Install dimension:
ER-II/C Quartz accelerometer
ER-II/C mainly used in MWD system and continuous north seeking systems, also it can be widely used in other harsh working conditions.
Features:
Anti-vibration, High-accuracy
Specifications:
No. | Parameter | Performance Indicators | Unit | ||
02 | 01 | ||||
1 | Bias | ≤10 | ≤15 | mg | |
2 | Scale Factor | 2.5~3.5 | 2.5~3.5 | mA/g | |
3 | Bias Temp Coefficient | ≤60 | ≤100 | ug/℃ | |
4
| Scale Factor Temp Coefficient | Room Temp~120℃ | ≤120 | ≤150 | ppm/℃ |
120℃~150℃ | ≤200 | ≤500 | ppm/℃ | ||
5 | Bias Repeatability | ≤100 | ≤100 | μg | |
6 | Scale Factor Repeatability | ≤100 | ≤100 | ppm | |
7 | Acceleration Range | ≥10 | ≥10 | g | |
8 | Vibration | 20g(20~2000)Hz | 20g(20~2000)Hz | g, Hz | |
9 | Shock | 1000g, 0.5ms, 1/2sin | 1000g, 0.5ms, 1/2sin | g, ms | |
10 | Operating Temp | -45 ~+150 | -45~+150 | ℃ | |
11 | Weight | ≤30 | ≤55 | g | |
12 | Operating Voltage | ±7~ ± 12 | ±7~ ± 12 | V | |
Install dimension:
If interested,pls contact us info@ericcointernational.com
ERICCO is expert in high quality accelerometer for oil and gas manufacturing and selling, who is one of the best manufacturers and suppliers of accelerometer for oil and gas with high precision. We have a professional factory at your service.