HMS J-,K-, Z-Series

HMS J-, K- and Z-Series

The HMS Series are single element thermopile sensors in small or miniature TO-46 or µ-TO packages. They are primarily used for temperature measurements. Like all our sensors, the HMS sensors support a fully modular concept. You can choose a thermopile sensor chip and a top mounted infrared filter according to your application. Additionally, the sensor can be equipped with an optional thermistor providing temperature reference. Due to the small size of the µ-TO "Z" package, the HMS Z11 is not available as a sensor module with an integrated ASIC for signal processing. All other sensors can be equipped with an integrated ASIC for analog or digital signal conditioning which facilitates the application.

Features and Benefits

Miniature thermopile infrared sensor with filter
  • Small TO-46 or tiny µ-TO package
  • 3 different thermopile sensor chips available
  • Large number of filter options
  • Optional thermistor temperature reference
  • Large operating range -20°C to 120°C

Specifications

HMS Z11 HMS J11 HMS J1c1/K1c1* HMS J21 Unit
Element size 0.6² 0.6² 0.76² 1.2² mm²
Voltage response 22 22 30 63 V mm² / W
Sensitivity 58 58 52 44 V / W
Resistance RTP 86 86 75 84 kOhm
TC of resistance RTP 0.02 0.02 0.02 0.02 % / K
Noise 38 38 35 37 nV / Hz½
Detectivity 0.9e8 0.9e8 1.1e8 1.4e8 cm Hz½ / W
Time constant < 5 < 5 8 10 ms
Thermistor reference 100 100 100 100 kOhm
Temp. coeff. of thermistor 3940 3940 3940 3940 K
Field of view 95 120 100 120 degree
Operating temperature -20 .. 120 -20 .. 120 -20 .. 120 -20 .. 120 °C
Storage temperature -40 .. 120 -40 .. 120 -40 .. 120 -40 .. 120 °C
*same as J1c1, without orientation tab

Filter Options

Temperature Measurements

Gas Concentration Measurements

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* mandatory information

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