Thermal Imaging Arrays - Boston Electronics...2020/06/01 · Overview Infrared Thermopile Array Sensors HTPA Series Standard Optics TO46 TO39 TO8 HTPA 8x8d HTPA 16x4d HTPA 16x16d

The FOV can be easily calculated, according to the ray law

f= focal length of the lensP=Pitch of the sensitive elementsNCol/Row=Number of elements in Column or Row, depending if the FOV in horizontal or vertical direction should be calculated

Due to spherical aberrations we will provide detailed information concerning field curvature and distortion, if required.

If the application requires different types of coatings, we can also provide these, including LWP and band pass filters.

Ove

rvie

w In

frar

ed T

herm

opile

Arr

ay S

enso

rs HTPA Series Standard Optics

TO46 TO39 TO8

HTPA

8x8d

HTPA

16x4d

HTPA

16x16d

HTPA

32x32d

HTPA

80x64d

IR L0.8/0.8[Si]F5.0 47°X

47°

IR L1.6/0.8[Si]F5.0 54°X

54°

105°X

105°

IR L1.8/0.7[Ge]ARC 93°X

93°

IR L2.1/0.8[Si]F5.0 23°X

23°

120°X

30°

45°X

45°

90°X

90°

IR L3.6/0.9[Si]uncoated 60°X

15°

IR L4.0/0.7[Ge]F7.7 40°X

40°

IR L5.0/0.85[Ge]F7.7 33°X

33°

IR L5.5/1.1[Si]uncoated 35°X9°

IR L3.9/0.8[Ge]ARC 120°X

90°

IR L4.8/0.8[Ge]ARC 90°X

70°

IR L10/0.7[Ge]F7.7 41°X

33°

IR L10/0.85[Ge/Si]F7.7 38°X

32°

IR L10.5/0.95[Ge]F7.7 39°X

31°

IR L21.5/0.9[Si/Ge]ARC 19°X

15°

Modifi cations reserved Rev.15 / 04.042019

HT

PA

Ass

ort

me

nt

Mod

ifi ca

tions

rese

rved

Rev

.6 /

04.0

4.20

19

Un

ca

lib

rate

d S

en

sor

Ca

lib

rate

d S

en

sor

Mo

du

le (

UD

P)

Ap

pS

et

FO

V [

°]d

efa

ult

FP

S [

Hz

]

typ

ica

l Hi,

NE

TD

[mK

]

@1

Hz@

25

°C

typ

ica

l UH

i,

NE

TD

[mK

]

@1

Hz@

25

°C*

HTP

A8x

8d

HTP

A8x

8dR2

L0.8

/0.8

F5.0

HiS

[Si]

HTP

A8x

8dR2

L0.8

/0.8

F5.0

HiC

[Si]

HTP

A8x

8dR2

L0.8

/0.8

F5.0

HiM

(UD

P)[S

i]H

TPA

8x8d

R2L0

.8/0

.8F5

.0H

iA[S

i]47

x 4

737

124

---

HTP

A8x

8dR2

L2.1

/0.8

F5.0

HiS

[Si]

HT

PA

8x

8d

R2

L2

.1/0

.8F

5.0

HiC

[Si]

HTP

A8x

8dR2

L2.1

/0.8

F5.0

HiM

(UD

P)[S

i]H

TP

A8

x8

dR

2L

2.1

/0.8

F5

.0H

iA[S

i]23

x 2

337

127

---

HTP

A16

x4d

---

HT

PA

16

x4

R1

L2

.1E

AH

TPA

16x4

R1L2

.1EA

-M(U

DP)

HT

PA

16

x4

R1

L2

.1E

A-A

110

x 25

1675

---

---

HT

PA

16

x4

R1

L3

.6E

AH

TPA

16x4

R1L3

.6EA

-M(U

DP)

HT

PA

16

x4

R1

L3

.6E

A-A

60 x

15

1612

5 --

-

---

HT

PA

16

x4

R1

L5

.5E

AH

TPA

16x4

R1L5

.5EA

-M(U

DP)

HT

PA

16

x4

R1

L5

.5E

A-A

35 x

916

175

---

HTP

A16

x16d

HTP

A16

x16d

R1L1

.6/0

.8F5

.0H

iS[S

i]H

TPA

16x1

6dR1

L1.6

/0.8

F5.0

HiC

[Si]

HTP

A16

x16d

R1L1

.6/0

.8F5

.0H

iM(U

DP)

[Si]

HTP

A16

x16d

R1L1

.6/0

.8F5

.0H

iA[S

i]54

x 5

417

,516

0* --

-

HTP

A16

x16d

R1L2

.1/0

.8F5

.0H

iS[S

i]H

TPA

16x1

6dR1

L2.1

/0.8

F5.0

HiC

[Si]

HTP

A16

x16d

R1L2

.1/0

.8F5

.0H

iM(U

DP)

[Si]

HTP

A16

x16d

R1L2

.1/0

.8F5

.0H

iA[S

i]45

x 4

517

,516

0 --

-

HTP

A32

x32d

Sing

le O

ptic

s

HTP

A32

x32d

R2L1

.6/0

.8F5

.0H

iS[S

i]H

TPA

32x3

2dR2

L1.6

/0.8

F5.0

HiC

[Si]

HTP

A32

x32d

R2L1

.6/0

.8F5

.0H

iM(U

DP)

[Si]

HTP

A32

x32d

R2L1

.6/0

.8F5

.0H

iA[S

i]10

5 x

105

8,3

340*

---

HTP

A32

x32d

R2L2

.1/0

.8F5

.0H

iS[S

i]H

TP

A3

2x

32

dR

2L

2.1

/0.8

F5

.0H

iC[S

i]H

TP

A3

2x

32

dR

2L

2.1

/0.8

F5

.0H

iM(U

DP

)[S

i]H

TP

A3

2x

32

dR

2L

2.1

/0.8

F5

.0H

iA[S

i]90

x 9

08,

332

9 --

-

HTP

A32

x32d

R2L5

.0/0

.85F

7.7e

HiS

HT

PA

32

x3

2d

R2

L5

.0/0

.85

F7

.7e

HiC

HT

PA

32

x3

2d

R2

L5

.0/0

.85

F7

.7e

HiM

(UD

P)

HT

PA

32

x3

2d

R2

L5

.0/0

.85

F7

.7e

HiA

33 x

33

8,3

254

---

Dua

l Opt

ics

HTP

A32

x32d

R2L1

.8/0

.7H

iSH

TPA

32x3

2dR2

L1.8

/0.7

HiC

HTP

A32

x32d

R2L1

.8/0

.7H

iM(U

DP)

HTP

A32

x32d

R2L1

.8/0

.7H

iA93

x 9

38,

316

0 --

-

HTP

A32

x32d

R2L4

.0/0

.7F7

.7H

iSH

TPA

32x3

2dR2

L4.0

/0.7

F7.7

HiC

HTP

A32

x32d

R2L4

.0/0

.7F7

.7H

iM(U

DP)

HTP

A32

x32d

R2L4

.0/0

.7F7

.7H

iA40

x 4

08,

314

0 --

-

HTP

A80

x64d

HTP

A80

x64d

R2L3

.9/0

.8H

iSH

TP

A8

0x

64

dR

2L

3.9

/0.8

HiC

HTP

A80

x64d

R2L3

.9/0

.8H

iM(U

DP)

HT

PA

80

x6

4d

R2

L3

.9/0

.8H

iA12

0 x

909

260

87

HTP

A80

x64d

R2L4

.8/0

.8H

iSH

TP

A8

0x

64

dR

2L

4.8

/0.8

HiC

HTP

A80

x64d

R2L4

.8/0

.8H

iM(U

DP)

HT

PA

80

x6

4d

R2

L4

.8/0

.8H

iA90

x 7

09

390

80

HTP

A80

x64d

R2L1

0/0.

7F7.

7HiS

HT

PA

80

x6

4d

R2

L1

0/0

.7F

7.7

HiC

HTP

A80

x64d

R2L1

0/0.

7F7.

7HiM

(UD

P)H

TP

A8

0x

64

dR

2L

10

/0.7

F7

.7H

iA41

x 3

39

233

70

HTP

A80

x64d

R2L1

0/0.

85F7

.7H

iS[G

e/Si

]H

TPA8

0x64

dR2L

10/0

.85F

7.7H

iC[G

e/Si

]H

TPA8

0x64

dR2L

10/0

.85F

7.7H

iM(U

DP)

[Ge/

Si]

HTP

A80x

64dR

2L10

/0.8

5F7.

7HiA

[Ge/

Si]

38 x

32

936

0*12

0*

HTP

A80

x64d

R2L1

0.5/

0.95

F7.7

HiS

HT

PA

80

x6

4d

R2

L1

0.5

/0.9

5F

7.7

HiC

HTP

A80

x64d

R2L1

0.5/

0.95

F7.7

HiM

(UD

P)H

TP

A8

0x

64

dR

2L

10

.5/0

.95

F7

.7H

iA39

x 3

19

333

115*

HTP

A80

x64d

R2L2

1.5/

0.9H

iS[G

e/Si

]H

TPA

80x6

4dR2

L21.

5/0.

9HiC

[Ge/

Si]

HTP

A80

x64d

R2L2

1.5/

0.9H

iM(U

DP)

[Ge/

Si]

HTP

A80

x64d

R2L2

1.5/

0.9H

iA[G

e/Si

]19

x 1

59

400*

135*

HTP

A80

x64d

R2L3

3/1.

05H

iS**

HTP

A80

x64d

R2L3

3/1.

05H

iC**

HTP

A80

x64d

R2L3

3/1.

05H

iM(U

DP)

**H

TPA

80x6

4dR2

L33/

1.05

HiA

**13

x 9

945

0*15

0*

Sta

nd

ard

pa

rts

wit

h s

ho

rte

r d

eli

ve

ry t

ime

Avai

able

par

ts in

sam

ple

quan

titie

s--

- Par

ts n

ot in

ass

ortm

ent /

not

ava

ilabl

e*

estim

ated

NET

D**

on

requ

est

Ove

rvie

w In

frar

ed T

herm

opile

Arr

ay S

enso

rs

Infra

red

Ther

mop

ile A

rray

Sen

sors

The HTPA80x64d is the bigger brother of the 32x32dinfraredarray sensor with a resolution of 80x64 pixel insidea TO8housing.Due to the digital SPI interface only 6 pins are needed. Ithas abuilt-in EEPROM to store all calibration data and a16-bitADC.Thespeedcanbeset internallyvia thesensorclockand ADC-resolution between 20 Hz (highest resolution)and 41 Hz (lower resolution).

Dimensions

Characteristics

AvailableOptics

HTPA80x64dInfrared Thermopile Array Sensors for Remote Temperature Measurement and Imaging Applications

Parameter Value Tolerance Unit

Supply voltage (DC) 3.3 +0.3/-0.0 V

Currentconsumption 26 +/-5.0 mA

Clock frequency (Sensor) 5 ± 3 MHz

Ambient temperaturerange -20 to85 °C

Object temperaturerange -20 to>1000 °C

Framerate (full frame) 1 to41 Hz

Framerate (quarterframe) 4 to164 Hz

NETD (bestoptics) 230/70* mK@1Hz

*: NETD valid for UHi version

Pin Configuration (SPI)

Pin Function

1 3.3 VSupply

2 Ground

3 EE_Enable

4 MISO

5 MOSI

6 SCLK

3

2

1

4

5

6

Picture of a face profile

Modifications reserved Rev.15/ 04.04.2019

Optic L3.9 L4.8 L10 L10.5 L21.5 L33*

FoV[°] 120x90 90x70 41x33 39x31 19x15 12x9

Length of cap[mm] 12.6 14.6 25.7 24.1 35.8 46

Diameterofcap[mm] 20 20 23 23 28 37

F-number 0.8 0.8 0.7 0.95 0.9 1.05

* Only on request

The HTPA32x32d is an infrared array sensor with a resolution of 32x32 pixel in a TO39 housing. Due to the digital I²C interface only 4 pins are needed. It has a built-in EEPROM to store all calibration data and a 16-bit ADC. The speed can be set internally via the sensor clock and ADC-resolution between 15 Hz (highest resolution) and 27 Hz (lower resolution).

Dimensions

Characteristics

Available Optics


Pin Confi guration*


Supply voltage (DC) 3.3 +0.3/-0.0 V

Current consumption 5.5 ± 1.0 mA


Ambient temperature range -20 to 85 °C

Object temperature range -20 to >1000 °C

Framerate (full frame) 2 to 27 Hz

Framerate (quarter frame) 8 to 110 Hz

NETD (best optics) 140 mK@1HzPin Function

1 Clock (I²C)

2 3.3 V Supply

3 Ground

4 SDA (I²C)

* HTPA32x32L2.1, TO39 housing (other optics are available)

Picture of a face profi le, taken with the HTPA32x32d L5.0

Optic L1.6

[Si]

L1.8

[Ge]

L2.1

[Si]

L4.0

[Ge]*

L5.0

[Ge]*

L5.0

[Ge]**

FoV [°] 105 93 90 40 33 33

Length of cap [mm] 4.3 7.3 4.45 16.3 7.63 10.41

F-number 0.8 0.7 0.8 0.7 0.85 0.85

*: Ge optics ensure the best performance thus command a higher price.**: Same optics but an external aperture for better performance is added.Other optics are available upon request.

Infr

ared

The

rmop

ile A

rray

Sen

sors

Modifi cations reserved Rev.09 / 04.04.2019

HTPA32x32L2.1,TO39 housing

The HTPA16x16d is an infrared array sensor with a resolution of 16x16 pixel in a TO39 housing. Due to the digital I²C interface only 4 pins are needed. It has a built in EEPROM to store all calibration data and a 16-bit ADC. The speed can be set internally via the sensor clock and ADC-resolution between 40 Hz (highest resolution) and 70 Hz (lower resolution).

Dimensions

Characteristics

Available Optics


Pin Confi guration


Supply voltage (DC) 3.3 + 0.3/-0.0 V





Framerate (full frame) 2 to 70 Hz

Framerate (half frame) 8 to 140 Hz

NETD 160 mK@1Hz

Pin Function

1 Clock (I²C)

2 3.3 V Supply

3 Ground

4 SDA (I²C)

Picture of 2 persons

Infr

ared

The

rmop

ile A

rray

Sen

sors

Optic L1.6

[Si]

L2.1

[Si]

FoV [°] 54 45

Length of cap [mm] 4.3 4.45

F-number 0.8 0.8

Other optics are available upon request.



The HTPA8x8d is the world smallest infrared array sensor with a resolution of 8x8 Pixel inside a TO46 housing. Due to the digital I²C interface only 4 pins are needed. It has a built-in EEPROM to store all calibration data and a 16-bit ADC. The speed can be set internally via the sensor clock and ADC-resolution between 89 Hz (highest resolution) and 160 Hz (lower resolution).

Dimensions

Characteristics

Available Optics


Pin Confi guration


Suppy voltage (DC) 3.3 + 0.3/-0.0 V





Framerate 7 to 160 Hz

NETD ca. 115 mK@1HzPin Function

1 SDA (I²C)

2 Clock (I²C)

3 3.3 V Supply

4 Ground

Picture of a person with raised arms

Optic L0.8

(TO46)*

L2.1

(TO46)

L0.8

(TO39)

FoV [°] 47 23 47

* Only on request

Infr

ared

The

rmop

ile A

rray

Sen

sors



HTP

A Ap

plic

tion

Set

For thermal imaging and easy evaluation of our arrays, we designed an application set in a modular metal housing for better handling. The modules fi eld of view depends on the built-in lens and can be varied on demand. The object temperature range depends on the array type and lens.For every array type we also provide a matching application set in our portfolio, which allows full sensor control. The application set processes the data and communicates via Ethernet/UDP to a PC. On PC side, the data stream can be visualized and logged with a Graphical User Interface. The given software allows the user to instantly start with sensor evaluation, measurements and testing.

Applications

Instant Visualization


Array moduleInterface cableUSB cable for power supplyTripodGraphical User Interface (GUI) for visualization

Person detectionFire detectionHotspot detectionEnergy managementSecurity camerasIndustrial process controlAir condition controlPosition detection

Quick Start Application SetRead-out Circuit for Instantaneous Sensor Evaluation

Benefi ts

Low-cost TO8/TO39/TO46 housingResolutions 8x8d/ 16x16d/ 32x32d/ 80x64d/ 84x60d/120x84d availableLow power consumptionShort time constantHigh sensitivity of the systemNo need for shutter and thermal stabilization

Features

Communications via UDP (Ethernet)False color images with auto scalingSelectable frame rateData log modeContrast adjustmentInterpolationTemperature displaySeveral lenses for diff erent fi elds of view

Included in Delivery

Diameter 28 mm; length approx. 55 mm (lengthdepends on chosen lens)

Module Dimensions

Setup

Thermal Imaging Pictures

HTP

A Ap

plic

tion

Set

The HTPA Application Set comes with our new comprehensive Graphical User Interface (GUI) “ArraySoft v2”, which provides a lot of features and is constantly updated. It can be used with our digital HTPA Application Sets and enables instant visualization of your measurement data and a quick start for feasibilty studies. Other applications are possible, too.

Features

Instant Visualization

Heimann Sensor ArraySoft v2Graphical User Interface for HTPA Application Sets

Picture of a face profi le


Complete control of the deviceMultiple, sensor-type independent devices can becontrolledThe data stream of 10 devices can be displayed at the same timeHistogramSelectable temperature or voltage profi leFilter features: IIR, FIR, Median, adaptive averaging,averagingMinimum and Maximum Temperature / Voltage infoSuitable for all digital HTPA types (8x8d to 120x84d)Frames per second indicatorAlignment for off set corrected framesTemperatures in Kelvin, degree Fahrenheit or degreeCelsiusIR-Frame can be mirrored in both axisSingle Pixel information accessibleTemperature calculation based on object emissivityScreenshot ability (JPG or ASCII data)Make your own “thermal movie”Time lapse option for videosAlarm feature

Many diverse and self designable color scalesAuto and manual scaling (9 scaling modes)Temperature and voltage modeData streaming into fi lesAVI exportInterpolation mode (up to 8x, bicubic/bilinear)

Application Note Cleaning and Handling of Sensors

Application Note Cleaning and Handling Rev04 Page 1 of 3

Cleaning and Handling of Sensors with Optical Elements

Cleaning of Filter with Isopropyl Alcohol or Acetone This is the method most universally used for cleaning optical elements with or without coatings. Filters or lenses mounted in our sensors may be cleaned rubbing the surfaces lightly with a clean, soft, all-cotton cloth or cotton swab during immersion in solvent or simply moistened with the solvent. The parts are then immediately wiped dry with another clean, soft, all-cotton cloth or cotton swab.

Cleaning with Detergent and Water A very mild, non-abrasive detergent (one which does not contain additives) and water may also be used for cleaning optical elements. In general, a detergent and water mixture is an excellent method for removing fingerprints and other smudges. The liquid detergent is first mixed with deionized water (proportions recommended by the manufacturer should be followed). The element is then washed, rinsed, and immediately wiped dry. Use a clean, soft cloth when cleaning and drying. If the part is allowed to dry in air, a permanent stain may result. Please note:

Do not use isopropyl alcohol or acetone or detergent if the elements will be mounted in an assembly with a finish which may be soluble by these solvents.

Please avoid glass isolation being moistened by solvent. If the part is allowed to dry in air, a permanent stain may result.

Handling Advises

Sensors with optical elements deserve special consideration in their handling and care. Ordinarily, filters or lenses are cleaned and inspected prior to shipment. If proper care is exercised during handling cleaning should not be necessary prior to use.

Wear gloves when handling a sensor or optical element. Lightweight nylon or cotton gloves which are relatively lint-free are recommended.

Avoid touching the surface of filters and lenses. Protect devices from static discharge and static fields. Thermopile sensors are electrostatic sensitive devices. Sensors should be handled over an

electrostatic protected work area. Precautions should be taken to avoid reverse polarity of power supply for sensors with integrated

signal processing. Reversed polarity of power supply results in a destroyed unit. Sensors should rest preferably in a partitioned container where the mounted filters or lenses will

be not coming into contact with other material. During storage optical surfaces should be covered to avoid contamination from the surrounding

environment. A covered container can eliminate damage during transportation and storage. Sensors or optical elements should be stored in a restricted access area to eliminate handling by

untrained personnel. Do not expose the sensors to aggressive detergents such as freon, trichlorethylen, etc. Avoid rotating the sensors when they are soldered into a PCB or something similar Shortening of the pins is not suggested. This may cause cracks in the glass of the pins and result

in a leakage. If this is necessary, a tool for this is recommended. Please contact Heimann Sensor for

further information.

Application NoteCleaning and Handling of Sensors


Soldering Recommendations

Attention: For all of our array sensors we give no guarantee on the calibration and its performance if the pins are shortened by the customer. Additionally we strongly recommend to not soldering the sensor with its back plate directly to a PCB. This will cause different thermal conductivity compared to air and the measurement results could get worse. Use a minimum gap between PCB and backplate of 2mm or more. The glass of the pins to the back plate can get damage by applying high temperatures (during soldering), which will lead into a lower temperature reading what cannot be repaired afterwards.

Manual Iron Soldering and Automatic Point-to-Point Iron Soldering

Manual Iron Soldering and Automatic Point-to-Point Iron Soldering methods are allowed for TO packages. It is recommended for through hole applications to shield the package body from soldering heat by PCB or similar. The soldering iron temperature should be set as low as possible (maximum 350C) and should not exceed recommended soldering time (maximum 5 seconds).

Wave Soldering

Wave soldering is not recommended for Surface Mounted Device packages. Wave soldering is allowed for through hole application. A pre-heating step is required and should be performed in accordance with international standard recommendations. For TO packaged products, during the pre-heat and soldering phase, the temperature of the body shall not exceed 170°C.

Reflow Soldering

Reflow techniques can be used to solder Surface Mounted Device packages. Temperature profile should conform to those described in Jedec-020 standard (recommended reflow furnace profile below). Reflow soldering creates a risk for exposing the sensor body to excessive temperatures around and above the TG of used epoxies. Process validation has been carried out by samples exposed to maximum temperature of below furnace profile.

Thermal Profile for Reflow Soldering

0

50

100

150

200

250

300

0 1 2 3 4 5 6Time / Minutes

Tem

pera

ture

/ °C

Disclaimer Although these Recommendations are presented in good faith and believed to be correct, Heimann Sensor makes no representations or warranties as to the completeness or accuracy of these recommendations. The recommendations therefore are supplied upon the express condition that the persons and/or

Application NoteCleaning and Handling of Sensors


companies receiving them will make their own determination as to the suitability of these recommendations for the intended purposes prior to use. In no event will Heimann Sensor be responsible for damages of any nature whatsoever resulting from the use of or reliance upon the recommendations. No representations or warranties, either express or implied, of fitness for a particular purpose or of any other nature are made hereunder with respect to these recommendations. Notwithstanding any other provision in these recommendations, the customer will remain solely responsible for its soldering process.

Visible camera HTPA 64x62Exhibit hall

HTPA 82x62Coffee mug on warmer

HTPA 32x31Hand gesture recognition

HTPA 82x62Hand with watch and ring

HTPA 64x62Group photo

HTPA 64x62Portrait of the boss

HTPA 82x62Fever detection

Documents

Thermal Imaging Arrays - Boston Electronics...2020/06/01 · Overview Infrared Thermopile Array Sensors HTPA Series Standard Optics TO46 TO39 TO8 HTPA 8x8d HTPA 16x4d HTPA 16x16d