1.5 Industrial IEPE Accelerometer (Status Monitoring)
YMC Series the Industrial IEPE Accelerometer is designed by rugged, stainless steel vibration monitoring sensors for predictive maintenance applications. This series is with hermetically sealed, case isolated, laser Welded sealing, waterproof, prevent oil design; It is suitable for long–term stable and reliable work under the industrial environment.
1.5.1 Industrial IEPE Accelerometer
Model:YMC | 151A100D | 151A100C | 151A500D | 151A500C |
Sensitivity(±10%) | mV/g | 100 | 100 | 500 | 500 |
Measuring Range | g pk | ±50 | ±50 | ±10 | ±10 |
Overload Limit (Shock) | g pk | ±3000 | ±3000 | ±500 | ±500 |
Resolution | mg rms | 0.5 | 0.5 | 0.1 | 0.1 |
Excitation voltage | VDC | 18 – 30 | 18 – 30 | 18 – 30 | 18 – 30 |
Constant current | mA | 2 – 10 | 2 – 10 | 2 – 10 | 2 – 10 |
DC offset | VDC | 11±1.5 | 11±1.5 | 11±1.5 | 11±1.5 |
Frequency Range | ±10% | Hz | 2 – 10k | 2 – 6k | 0.6 – 6k | 0.6 – 3k |
–3dB | Hz | 0.5 – 15k | 0.5 – 10k | 0.1 – 10k | 0.1 – 4.5k |
Resonant Frequency | kHz | 23 | 20 | 16 | 14 |
Temperature Range | ℃ | –54 – +121 | –54 – +121 | –54 – +121 | –54 – +121 |
Sensing Element |
| Ceramic/Shear | Ceramic/Shear | Ceramic/Shear | Ceramic/Shear |
Output Connector |
| 2 pin MIL–C–5015 | 2 pin MIL–C–5015 | 2 pin MIL–C–5015 | 2 pin MIL–C–5015 |
Housing Material |
| Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel |
Case Isolation | Ω | ≥109 | ≥109 | ≥109 | ≥109 |
Sealing |
| Welded | Welded | Welded | Welded |
Weight | g | 45 | 72 | 80 | 130 |
Size | mm | Φ17╳46 | 30L╳18W╳21H | Φ22╳52 | 35.5L╳23W╳25H |
Mounting |
| 1/4–28(Female) | M6(Thru–hole) | 1/4–28(Female) | M6(Thru–hole) |
² Industrial IEPE Accelerometer Output Connectors and Cables:
1.5.2 Accelerometer with Temperature Sensor

YMC Series the Temperature & Acceleration Accelerometer integrates temperature sensor with uniaxial or triaxial accelerometer. Laser welded, water–proof, dust–proof, high reliability.
Compound Sensor Main Parameters:
Acceleration Measuring Range: ±50 g – ±100 g
Output mode: IEPE
Temperture output:10mV/℃(–20℃ – +120℃);
Digital Temperture Output: –55℃ – +125℃;
PT–100 Platinum Resistors (Optional):–55 – +250℃;
Mounting: M12 or customized;
Output type: Integral cable or socket.
1.5.3 Accelerometer for Handheld Vibration Meter
YMC 152A Series of Accelerometer is designed for various handheld vibration meters. YMC 152A100 is a IEPE accelerometer with the excitation voltage down to 5 VDC (middle point=2.6VDC). It is suitable for a battery–powered spot cheker or vibrometer. Low–power consumption, good anti–interference ability, matching customized magnetic base, easy to carry and installation. YMC 153A Series, with DC power supply, low–power consumption, associtated with vibrometer, provide short/long probes.
Model:YMC | 252A25 | 152A50G | 152A50 | 152A50Z | 153A25 |
252A100 | 152A100G | 152A100 | 152A100Z |
Sensitivity(±10%) | mV/g | 25/100 pC/g | 50/100 | 50/100 | 50/100 | 25 |
Measuring Range | g pk | ±1000 | ±100/50 | ±100/50 | ±100/50 | ±50 |
Overload Limit (Shock) | g pk | ±5000 | ±5000 | ±5000 | ±5000 | ±1000 |
Resolution | mg rms | – | 1/0.5 | 1/0.5 | 1/0.5 | 2 |
Excitation Voltage | VDC | – | 18 – 28 | 18 – 28 | 18 – 28 | ±5VDC |
Excitation Current | mA | – | 1 – 10 | 1 – 10 | 1 – 10 |
DC offset | VDC | 10 – 14 | 10 – 14 | 10 – 14 | 10 – 14 |
Frequency Range | ±10% | Hz | 1 – 8k | 1 – 8k | 1 – 8k | 1 – 8k | 1 – 8k |
–3dB | Hz | 0.5 – 10k | 0.5 – 10k | 0.5 – 10k | 0.5 – 10k | 0.5 – 10k |
Resonant Frequency | kHz | 30 | 30 | 30 | 30 | 30 |
Temperature Range | ℃ | –54 – +150 | –54 – +121 | –54 – +121 | –54 – +121 | –40 – +85 |
Sensing Element |
| Ceramic/Shear | Ceramic/Shear | Ceramic/Shear | Ceramic/Shear | Ceramic/Shear |
Output Connector |
| TNC | TNC | 4 pin Socket | Integral Cable | 4 Cores Cable |
Housing Material |
| Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Hard Aluminum Oxide |
Housing Isolation | Ω | – | ≥109 | ≥109 | ≥109 | ≥109 |
Sealing |
| Welded | Welded | Welded | Welded | Epoxy resin |
Weight | g | 31 | 36 | 49 | 45 | 37 |
Size | mm | Φ16.5╳35 | Φ16.5╳40 | Φ18╳39 | Φ17.3╳46 | Φ24╳45 |
Mounting |
| M5(Female) | M5(Female) | M5(Female) | M5(Female) | M5(Female) |