Additel ADT282 User manual

ADT282
Dual-Channel Reference Thermometer Readout

ADT282 Dual-Channel Reference Thermometer Readout
-------User Manual
[Version：2109V01]
Additel Corporation

STATEMENT
This user manual provides operating and safety instructions for the ADT282 Dual-Channel
Reference Thermometer Readout. To ensure correct operation and safety, please follow the
instructions in this manual. Additel Corporation reserves the right to change the contents and other
information contained in this manual without notice.

1
Content
1. Introduction ...................................................................................................................................................................6
1.1 General Introduction ..................................................................................................................................................6
1.2 Technical Specification...............................................................................................................................................7
1.2.1 General Technical Specifications.........................................................................................................................7
1.2.2 Technical Specifications of Signal Measurement (Environment Temperature: 20±10℃, 1 year accuracy) ..........8
1.2.3 RTD Measurement ..............................................................................................................................................9
1.2.4 TC Measurement............................................................................................................................................... 11
1.3 Basic Structure ........................................................................................................................................................15
1.4 Power Supply...........................................................................................................................................................17
2. Display and functions.................................................................................................................................................18
2.1 Main Display ............................................................................................................................................................18
2.2 Screen Lock and Unlock ..........................................................................................................................................19
3. Dual-Channel Thermometer Readout........................................................................................................................20
3.1 TC Measurement .....................................................................................................................................................21
3.2 TC Measurement Setup...........................................................................................................................................21
3.3 RTD Measurement...................................................................................................................................................21
3.4 RTD Measurement Setup ........................................................................................................................................22

2
3.5 Filter.........................................................................................................................................................................22
3.6 Zeroing.....................................................................................................................................................................23
3.7 Statistics ..................................................................................................................................................................23
4. System Settings ..........................................................................................................................................................24
4.1 Bluetooth..................................................................................................................................................................24
4.2 Power Management.................................................................................................................................................24
4.2.1 Display Brightness.............................................................................................................................................24
4.2.2 Battery Information ............................................................................................................................................24
4.2.3 Auto Backlight Off ..............................................................................................................................................24
4.2.4 Auto Sleep .........................................................................................................................................................25
4.2.5 Auto power off....................................................................................................................................................25
4.3 Service.....................................................................................................................................................................25
4.3.1 Calibration .........................................................................................................................................................25
4.3.2 Maintenance......................................................................................................................................................26
4.3.3 Factory Reset ....................................................................................................................................................26
4.4 Personalization ........................................................................................................................................................26
4.4.1 System Sound ...................................................................................................................................................26
4.4.2 Language ..........................................................................................................................................................27
4.4.3 Date & Time.......................................................................................................................................................27
4.5 About Product ..........................................................................................................................................................28
5. Data Management .......................................................................................................................................................28
6. APPs .........................................................................................................................................................................28

3
6.1 Temperature Converter ............................................................................................................................................28
6.2 Sensor Library .........................................................................................................................................................29
6.3 Data Logger .............................................................................................................................................................29
6.4 Temperature Unit .....................................................................................................................................................29
6.5 Temperature Differential...........................................................................................................................................29

4
Safety Instructions
Warning:
To prevent the user from injury, please follow this user manual for use.
To prevent fire, electric shock or personal injury, please do as follows:
1. General:
◆Please read the user manual before using the product;
◆Before using the product, please check the appearance of the product to ensure there is no damage;
◆Please refer to the operation steps in the manual when using the product;
◆If the product is damaged or malfunctions, please do not use it and contact Additel;
◆Never use the product in an explosive, steam or dust environment.
2. Electrical:
◆Before using the product, please make sure that the power supply is connected correctly, and the installation is
done properly.

5
Attention：
To prevent injury, please obey the instruction manual for use
To prevent damage, please do as follows:
◆Do not use the instrument in a high vibration environment;
◆If the product is abnormal, please stop using it and contact with Additel.

6
1. Introduction
1.1 General Introduction
ADT282 Reference Thermometer Readout delivers the best possible accuracies and features in the palm of your
hand! With accuracy capabilities on par with laboratory grade thermometers, the ADT282 is capable of handling even your
most critical measurements. This ultra-high precision readout features dual analog channels designed to facilitate
comparison measurements and meet all your temperature measurement needs. The easy-to-use touchscreen makes
navigating the well-designed menus a time saving and enjoyable experience. The Lemo style smart connectors help to
ensure that your probe calibration information is never in question. The ADT282 Reference Thermometer Readout helps
makes metrology simple and will quickly become your new go-to when reliable temperature measurements are necessary.
Contact us:
Additel Corporation
Tel: [phone]
www.additel.com

7
1.2 Technical Specification
1.2.1 General Technical Specifications
Table 2 General technical Specifications
Display
5.0 inch 480*800TFT LCD capacitive screen
Dimensions
16.97" x 4.13" x 2.04" (177 mm x 105 mm x 52 mm)
Weight
1.5 lbs. (0.65 Kg)
Power Supply
6600mAh, 23.8Wh lithium battery, charging time 4~6 hours, battery pack can be charged
independent. Battery life typically 16 hours
Environment
Specification guaranteed temperature range: (10~30)℃
Working Temperature: (-10~50)℃
Storage temperature: (-20~70)℃
Humidity: 0 % ~ 95% RH, non-condensing
Maximum altitude: 3000m
Warm-up Time
After 10 minutes of booting, specifications can be reached
Ports Protection Voltage
50Vmax

8
CE Certificate
TUV IEC61326, IEC61010
Rohs Compliance
Rohs II Directive 2011/65/EU, EN50581:2012
IP Protection Level
IP67, 1 meter drop test
Communication
Isolate USB-TYPE C (slave), Bluetooth BLE
Input Channels
CH1, CH2 analog channel, 6 pins smart Lemo ports for RTD probe；MINI-TC ports for TC probe
Measurement Display
Single channel, dual channel, differential (e.g., T1-T2)
Measuring Rates
▪ CH1, CH2 analog channels alternately and cyclically measure
▪ RTD measuring rate: 1.6S/single channel, 1.6S/dual channel
▪ TC measuring rate: 0.8S/single channel, 0.8S/dual channel
Measurement Units
°C,°F, K
Statistics
Max, Min, Avg
1.2.2 Technical Specifications of Signal Measurement (Environment Temperature: 20±10℃, 1 year accuracy)
Table 3 Technical Specifications of signal measurement
Signal types
Range
Resolution
Accuracy

9
RTD
0~400Ω
0.1mΩ
±0.5mΩ@（0~20Ω）, ±25ppm@（ 20~400Ω）
TC
-10~75mV
0.1uV
50ppmRDG+2uV
Internal CJC
NA
NA
±0.15℃（-10℃~50℃ Guarantee specification）
Notes：
1. When the environmental temperature is (-10~+10)℃ and(30~50)℃,the temperature coefficient is:
（1）RTD measurement: ±2ppmFS/℃。
（2）TC measurement: ±5ppmFS/℃。
2. RTD measurement excitation: 4 wires measurement, Constant current commutation, Excitation current: 1mA.
1.2.3 RTD Measurement
Table 4 RTD measurement (Environment temperature: 20±10℃)
RTD Types
Temperature(℃)
1 Year Accuracy(℃)
PT10(385)
-200~850
-200~200
0.014
200~600
0.024
600~850
0.033
PT25(385)
-200~850
-200~200
0.012
200~600
0.024
600~850
0.033

10
PT50(385)
-200~850
-200~200
0.012
200~600
0.024
600~850
0.033
PT100(385)
PT100(391)
PT100(3916)
PT100(3926)
-200~850
-200~200
0.012
200~600
0.024
600~850
0.033
Cu10(427)
-200~260
-200~260
0.013
Cu50(428)
-50~150
-50~150
0.010
Cu100(428)
-50~150
-50~150
0.010
Ni100(617)
Ni100(618)
-60~180
-60~0
0.005
0~180
0.007
Ni120 (672)
-80~260
-80~260
0.007
Notes:
1. Conforms to the ITS90 international temperature standard, determined by the maximum tolerance of the RTD measurement, excluding
the accuracy of the probe;

11
2. After connecting the probe, the combined accuracy can be calculated directly after the RSS (root-sum-square) of the probe accuracy
and RTD measurement accuracy;
3. Additel provides short SPRT PT100 probes.
1.2.4 TC Measurement
Table 5 TC measurement (Environment temperature: 20±10℃)
TC Types
Temperature Range(℃)
0℃ CJC compensation
1 Year Accuracy(℃)
Internal CJC compensation
1 Year Accuracy(℃)
S
-50~1768
-50~0
0.51
0.53
0~100
0.37
0.40
100~1768
0.28
0.32
R
-50~1768
-50~0
0.54
0.56
0~200
0.38
0.41
200~1768
0.25
0.29
B
0~1820
200~300
1.01
1.02
300~500
0.66
0.68
500~800
0.41
0.44

12
800~1820
0.28
0.32
K
-270~1372
-250~-200
0.48
0.50
-200~-100
0.15
0.21
-100~600
0.08
0.17
600~1372
0.14
0.21
N
-270~1300
-250~-200
0.76
0.77
-200~-100
0.22
0.27
-100~1300
0.12
0.19
E
-270~1000
-250~-200
0.26
0.30
-200~-100
0.10
0.18
-100~700
0.06
0.16
700~1000
0.08
0.17
J
-210~1200
-210~-100
0.13
0.20
-100~700
0.06
0.16
700~1200
0.10
0.18

13
T
-270~400
-250~-100
0.36
0.39
-100~0
0.08
0.17
0~400
0.05
0.16
C
0~2315
0~1000
0.16
0.22
1000~1800
0.26
0.30
1800~2315
0.42
0.45
D
0~2315
0~100
0.21
0.26
100~1200
0.16
0.22
1200~2000
0.27
0.31
2000~2315
0.42
0.45
G
0~2315
50~100
0.60
0.62
100~200
0.38
0.41
200~400
0.24
0.28
400~1500
0.16
0.22
1500~2315
0.32
0.35

14
L
-200~900
-200~-100
0.07
0.17
-100~400
0.06
0.16
400~900
0.07
0.17
U
-200~600
-200~0
0.14
0.21
0~600
0.05
0.16
LR
-200~800
-200~0
0.09
0.17
0~800
0.06
0.16
A
0~2500
0~1200
0.20
0.25
1200~2000
0.33
0.36
2000~2500
0.48
0.50
Notes:
1. Conforms to the ITS90 international temperature standard, determined by the maximum tolerance of the TC mV measurement,
excluding the accuracy of the probe;
2. After connecting the probe, the combined accuracy can be calculated directly after the RSS (root-sum-square) of the probe accuracy
and RTD measurement accuracy;
3. Additel provides standard S-type TC probe with MINI-TC connector.

15
1.3 Basic Structure
Figure 1 Basic Structure

16
Table 6 Basic structure list
No.
Part Name
Description
1
Display
Touchable display and capacitive screen
2
Power button
For switch on/off.
3
USB slave port
For USB connection.
4
Adapter port
For power supply.
5
Lemo style port B
Unusable yet, reserved for future development.
6
Lemo style port A
Unusable yet, reserved for future development.
7
Mini TC sockets
To connect mini-TC cable for TC measurement
8
RTD measurement sockets
To connect RTD probed for measurement