Capacitive Humidity Sensor - P14-W

  • Capacitive Humidity Sensor
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• ​High chemical resistance
• ​Very low drift
• ​Wide temperature range
• ​High humidity stability
• ​Resistance to condensation

  • Model Number: P14-W
  • Data Sheet: Date Sheet File
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Product Specification

Further advantages of the P14-W capacitive RH sensor include:

• High chemical resistance

• Very low drift

• Wide temperature range

• High humidity stability

• Resistance to condensation

• Fast recovery time

• Customer-specific sensor available upon request

 The IST AG P14-W humidity sensor is available with CuP-SIL-wire post-plated with Sn, Au/Cu-wire or as SMD for automatic packaging as standard.

 

Technical Data:

 

Wired

SMD

Dimensions (L x W x H / H2 in mm)

5 x 3.81 x 0.4 / 0.8

6.35 x 2.54 x 0.4

Capacitance at 30 % RH and +23(C30)*

150 pF ±50 pF

180 pF ±50 pF

Sensitivity at C30 = 150 pF/ 180 pF

(15 % RH to 90 % RH)

0.25 pF/% RH

0.3 pF/% RH

Operating humidity range

0 % RH to 100 % RH (maximal dew point +85)

Operating temperature range

-50to +150

Loss factor

< 0.01 (at +23 °C, at 10 kHz, at 90 % RH)

Linearity error

< 1.5 % RH (15 % RH to 90 % RH at +23after one point calibration)

Hysteresis

< 1.5 % RH

Response time t63

< 5 s (50 % RH to 0 % RH at +23)

Temperature dependence (nominal)

% RH = (B1 x % RH + B2) x T [ °C] + (B3 x % RH + B4)

B1 = 0.0014 [1/]    B2 = 0.1325 [% RH/]

B3 = -0.0317         B4 = -3.0876 [% RH]

Measurement frequency

1 kHz to 100 kHz (recommended 10 kHz)

Maximal supply voltage

< 12 Vpp AC

Signal form

alternating signal without DC bias

Connections*

CuP-SIL-wire post-plated with Sn, 10 mm or Au/Cu-wire, Ø 0.4

mm, 10 mm, or SMD, automatic assembly compatible

 

* Customer-specific alternatives available

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