OUR SENSORS

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Evotis

Acoustic sensor Microphone

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Alpheus 70/35

Vibration sensor Accelerometer

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vibration sensor

Single fiber optic, uniaxial, zero-hard, bevel gear accelerometer for harsh environments

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Temperature sensor

Reflectometric pyrometer with emissivity compensation

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COMPARISON

EVOTIS

Plastic

 Standard

excluding tax

ALPHEUS 100 /40

 Standard

excluding tax

THT

ALPHEUS 70 / 35

 Standard

excluding tax

THT

SENSITIVITY @ 1kHz

X

0.3 / 1mV/Pa

NOISE LEVEL in 1Hz band

20dB SPL

50 / 36dB SPL/√Hz

resonance FREQUENCY

15kHz

100 / 40kHz

MAX ALLOWABLE PRESSURE

0.1 Bar

TEMPERATURE

-40 +65°C

-40 +125°C

-40 +350°C

0.1 Bar

MEMBRANE

2.3

Si3N4

BODY

10mm

25mm

0.5g

Ultimate

1g

2g

Aluminum

Kovar

OPTICAL FIBER

OM2 50/125 standard

OM2 50/125 standard

50/125 Polyimide high temperature

COMPARISON

EVOTIS

Plastic

 Standard

excluding tax

ALPHEUS 100 /40

 Standard

excluding tax

THT

ALPHEUS 70 / 35

 Standard

excluding tax

THT

SENSITIVITY @ 1kHz

X

0.3 / 1mV/Pa

NOISE LEVEL in 1Hz band

20dB SPL

50 / 36dB SPL/√Hz

resonance FREQUENCY

15kHz

100 / 40kHz

MAX ALLOWABLE PRESSURE

0.1 Bar

TEMPERATURE

-40 +65°C

-40 +125°C

-40 +350°C

0.1 Bar

MEMBRANE

2.3

Si3N4

BODY

10mm

25mm

0.5g

Ultimate

1g

2g

Aluminum

Kovar

OPTICAL FIBER

COMPARISON

EVOTIS

Plastic

 Standard

excluding tax

ALPHEUS 100 /40

 Standard

excluding tax

THT

ALPHEUS 70 / 35

 Standard

excluding tax

THT

SENSITIVITY @ 1kHz

25mV/Pa

0.3 / 1mV/Pa

1 / 3mV/Pa

NOISE LEVEL in 1Hz band

20dB SPL

50 / 36 dB SPL

33 / 24 dB SPL

resonance FREQUENCY

MAX ALLOWABLE PRESSURE

15kHz

100 / 40kHz

70 / 35kHz

0.1 Bar

0.1 Bar

0.3  / 0.5 Bar

TEMPERATURE

-40 +65°C

-40 +125°C

-40 +350°C

-40 +125°C

-40+350°C

-270 +600°C

-40 +125°C

-40+350°C

-270 +600°C

MEMBRANE

2.3

Diameter (mm)

Matter

Si3N4

0.37 / 0.6mm

Silicon

0.3 / 0.6mm

Si3N4

BODY

Diameter (mm)

Length

Weight

Matter

10mm

25mm

0.5g

Ultimate

1g

2g

Aluminum

Kovar

3.2mm

15mm

zirconia

0.2g

OPTICAL FIBER

OM2 50/125 standard

OM2 50/125 standard

50/125 Polyimide high temperature

OM2 50/125 standard

50/125 Polyimide high temperature

Copper coated fiber 50/125

3.2mm

15mm

zirconia

0.2g

OM2 50/125 standard

50/125 Polyimide high temperature

Copper coated fiber 50/125