Specifications

Certified

TEC EXPERT

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SPECIFICATIONS

The TEC Expert Device is developed for examining of single and multistage TECs of the following limited dimensional and performance range (Table 1).

Table 1. Range of TECs that can be examined by TEC Expert

TEC Parameter	Units	Range
Dimensions, CxD	mm²	< 30x30
Height, H	mm	< 30
Electric Current, I	A	0…7
Electric Voltage, U	V	0…16
Temperature Difference, ΔTmax	ºC	0…150
Cooling Capacity, Qmax	W	0…20

The TEC Expert provides following measurement conditions and accuracy of TEC performance measurement (Table 2)

Table 2. Range of performance parameters of TEC that are available for measurement by TEC Expert.

Measured parameter	Units	Range	Accuracy
Maximal Current, I_max	A	0…4.5	±3 mA
Maximal Voltage, U	V	0…12	±3 mV
Temperature Difference, ΔTmax	ºC	0…150	0.3 ºC
Cooling Capacity, Qmax	W	0…20	2%
AC Resistance, ACR	Ohm	0…100	0.6 % ¹⁾
Figure-of-Merit, Z *1000	1/K	0…4	0.015
Time Constant, t	s	0…10	0.02
Seebeck Coefficient, α	mV/K	100…300	3%
Electric Conductivity, σ	1/Ohmּ*m	400…2500	2%

Note: 1) But not better than 0.01 Ohm

The TEC Expert provides the following range of measurement conditions for detailed TEC examining (Table 3).

Table 3. Range of operation conditions

Parameter	Units	Range	Accuracy
Hot Side Temperature, Thot	ºC	-10…85	0.2
Temperature Step, dThot	ºC	>1	0.2
Heat Load Main Channel, Q	W	0…6	0.005
Heat Load Additional Channel, Qadd	W	0…0.5	0.005
Maximum Heat Rejection, Qhot	W	0…40
Electric Current, I	A	0…4.5	±3 mA
Electric Current Step, min dI	A	0.001
Electric Voltage, U	V	0…12	±3 mV
Vacuum in Chamber, Pv	torr	1х10^-3