Additel 686 User manual

686 Advanced Digital Pressure Gauge
673 Advanced Digital Pressure Calibrator

·
ADT686 Advanced Digital Pressure Gauge
ADT673 Advanced Digital Pressure Calibrator
-------User Manual
[Version：2108V01]
Additel Corporation

STATEMENT
This user manual provides operating and safety instructions for the ADT686 Advanced Digital
Pressure Gauge and ADT673 Advanced Digital Pressure Calibrator. 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.

I
CONTENT
Content................................................................................................................................................................................I
Safety Instructions............................................................................................................................................................1
1. Introduction ...................................................................................................................................................................2
1.1 Overview....................................................................................................................................................................2
1.2 Pressure Range and Accuracy ...................................................................................................................................3
1.3 Specification...............................................................................................................................................................8
1.4 Characteristics ...........................................................................................................ERROR! BOOKMARK NOT DEFINED.
1.5 Basic Structure......................................................................................................................................................... 11
2. Display and Operation................................................................................................................................................13
2.1 Main page ................................................................................................................................................................13
2.2 Control Center....................................................................................................................................................... 15 5
2.3 Pressure Measurement Function..........................................................................................................................1717
2.3.1 Zeroing ..............................................................................................................................................................17
2.3.2 Statistics ............................................................................................................................................................18
2.3.3 Filtering..............................................................................................................................................................18
2.3.4 Unit Switch ........................................................................................................................................................19
2.3.5 Pressure Setting................................................................................................................................................19
2.3.6 Display Resolution Setting.................................................................................................................................20
2.4 Electrical Measuremnt（only for ADT673）...........................................................................................................21
2.4.1 Measuring Item Switch ......................................................................................................................................22

II
2.4.2 Zeroing ..............................................................................................................................................................22
2.4.3 Scaling...............................................................................................................................................................22
2.4.4 Filtering..............................................................................................................................................................22
2.4.5 Statistics ............................................................................................................................................................23
2.5 Intelligent HART Calibration（Only support ADT673）........................................................................................23
3. Setting..........................................................................................................................................................................30
3.1 Communication Setting............................................................................................................................................31
3.1.1 Bluetooth ...........................................................................................................................................................31
3.1.2 Wireless Communication...................................................................................................................................31
3.1.3 Serial Communication .......................................................................................................................................32
3.1.4 ACloud Service..................................................................................................................................................33
3.2 Personalization.........................................................................................................................................................33
3.2.1 Custom Units.....................................................................................................................................................33
3.2.2 CSV File Format................................................................................................................................................34
3.2.3 Date & Time.......................................................................................................................................................34
3.2.4 Sound................................................................................................................................................................34
3.2.5 Language ..........................................................................................................................................................35
3.2.6 Display Direction................................................................................................................................................35
3.3 System service.........................................................................................................................................................35
3.3.1 System Calibration ............................................................................................................................................35

III
3.3.2 Repair and Maintenance ...................................................................................................................................39
3.3.3 Restore Factory Settings ...................................................................................................................................39
3.3.4 System Update..................................................................................................................................................39
3.4 Power Management.................................................................................................................................................40
3.4.1 Display Brightness.............................................................................................................................................40
3.4.2 Battary Information ............................................................................................................................................40
3.4.3 Auto Backlight Off ..............................................................................................................................................40
3.4.4 Auto Power Off After Backlight Off .....................................................................................................................40
3.4.5 Charge Mode.....................................................................................................................................................41
3.5 Product Information..................................................................................................................................................41
4. Task (ADT673 only).....................................................................................................................................................42
4.1 Calibrate Pressure Dial Gauge.................................................................................................................................42
4.2 Calibrate Pressure Transmitter.................................................................................................................................44
4.3 Calibrate Pressure Switch........................................................................................................................................47
5. Data Log.......................................................................................................................................................................50
6. Data Management........................................................................................................................................................51
7. Application...................................................................................................................................................................52
7.1 Pressure Unit Converter...........................................................................................................................................52
7.2 Leak Test .................................................................................................................................................................52
7.3 PSVTest..................................................................................................................................................................53
8. HART Communicator (ADT673 only).........................................................................................................................55
8.1 HART Connection and Search..................................................................................................................................55

IV
8.2 HART Communicator Operation...............................................................................................................................55
9. Copyright.....................................................................................................................................................................56
Appendix A：Description of RS232 module DB9 pins.................................................................................................56
Appendix B: Description for Type-C to USB female OTG adapter..............................................................................58

1
Safety Instructions
Warnings - The situation that poses a threat to user safety;
Cautions - The condition that may cause damage to the gauges or affect the calibration result.
Warnings ：
To prevent personal injury, please follow this user manual.
To prevent possible fire, electrical shock, or personal injury, please do as follows:
1. General:
Please confirm the pressure media before using. If no special instructions, prepare as below:
◆Before using the product, please read the manual, especially the "Safety Instructions" section;
◆Before using the product, please check the appearance of the product for any damage;
◆Please following the operation steps in the manual when using the product;
◆Please store, carry and use the product in the correct direction.
◆If the product is damaged or malfunctions, please do not use it, and contact Additel;
◆Do not use this product in an explosive gas, steam or dust environment;
2. Electrical:
◆Double check the power connection and installation before use;
3. Cautions:
In order to avoid damaging the digital pressure gauge, please follow the user manual.
To prevent possible damage of the product, please:
◆Do not use the product under strong mechanical vibration environment;
◆Do not use the product if it appears to have any issues, and contact Additel immediately

2
1. Introduction
1.1 Overview
ADT686 Advanced Digital Pressure Gauge/ ADT673 Advanced Digital Pressure Calibrator are the newest
generation of Additel pressure calibration products. They are excellent calibration and measurement devices.. These
units have pioneered the use of a circular TFT-LCD capacitive touch screen and an easy-to-use interface. ADT673
Advanced Digital Pressure Calibrator can be easily used to perform the calibration of pressure transmitters, pressure
switches, precision pressure gauges, general pressure gauges, sphygmomanometers, pressure sensors, etc., and can
also be used for precision pressure measuring.
The ADT686 Advanced Digital Pressure Gauge/ ADT673 Advanced Digital Pressure Calibrator are a product of
accumulated experience and innovative technology to achieve excellent product performance and provide users with a
variety of professional solutions, applied in the industry of power, petrochemical, metrology, metallurgy, pharmaceutical,
biotechnology, food, machinery, shipbuilding, aerospace, transportation and others. These products have become the
ideal solutions for field and laboratory pressure calibration.
Contact us:
Additel Corporation
Tel: [phone]
www.additel.com

3
1.2 Pressure Ranges and Accuracy
Table 1 Gauge pressure
P/N
Pressure Range
Media[2]
Accuracy
Burst Pressure
(psi)
(bar)
%FS
%RD
V15
-15
-1.0
G
0.02 (0.05)
N/A
3X
GP2
2
0.16
G,L
0.05
N/A
3X
GP5
5
0.35
G,L
0.05
0.1
3X
GP10
10
0.7
G,L[3]
0.02 (0.05)
0.1
3X
GP15
15
1.0
G,L[3]
0.02 (0.05)
0.1
3X
GP30
30
2.0
G,L[3]
0.02 (0.05)
0.1
3X
GP50
50
3.5
G,L
0.02 (0.05)
0.1
3X
GP100
100
7.0
G,L
0.02 (0.05)
0.1
3X
GP150
150
10
G,L
0.02 (0.05)
0.1
3X
GP300
300
20
G,L
0.02 (0.05)
0.1
3X
GP500
500
35
G,L
0.02 (0.05)
0.1
3X
GP600
600
40
G,L
0.02 (0.05)
0.1
3X
GP1K
1,000
70
G,L
0.02 (0.05)
0.1
3X
GP1.5K
1,500
100
G,L
0.02 (0.05)
0.1
3X

4
GP2K
2,000
140
G,L
0.02 (0.05)
0.1
3X
GP3K
3,000
200
G,L
0.02 (0.05)
0.1
3X
GP5K
5,000
350
G,L
0.02 (0.05)
0.1
3X
GP10K
10,000
700
G,L
0.02 (0.05)
0.1
3X
GP15K
15,000
1,000
G,L
0.05 (0.1)
0.1
1.5X
GP20K
20,000
1,400
G,L
0.05 (0.1)
N/A
1.5X
GP25K
25,000
1,600
G,L
0.05 (0.1)
N/A
1.5X
GP30K
30,000
2,000
G,L
0.05 (0.1)
N/A
1.5X
GP36K
36,000
2,500
G,L
0.05 (0.1)
N/A
1.5X
GP40K
40,000
2,800
G,L
0.05 (0.1)
N/A
1.35X
GP50K
50,000
3,500
G,L
0.1 (0.2)
N/A
1.2X
GP60K
60,000
4,200
G,L
0.1 (0.2)
N/A
11X
[1] Sealed gauge pressure for above 1,000 psi
[2] G=Gas, L=Liquid
[3] 0.02% FS for gas media only

5
Table 2 Differential pressure
P/N
Pressure Range
Media
Accuracy
(%FS)[1]
Burst Pressure
Static
Pressure
Range
(inH2O)
(mbar)
DP1
±1
±2.5
G
0.05[2]
100X
±10 psi
DP2
±2
±5.0
G
0.05[2]
100X
±10 psi
DP5
±5
±10
G
0.05[2]
50X
±10 psi
DP10
±10
±25
G
0.05[2]
20X
±10 psi
DP20
±20
±50
G
0.05
20X
±10 psi
DP30
±30
±75
G
0.05
20X
±10 psi
DP50
±50
±125
G
0.05
3X
±10 psi
DP100
±100
±250
G
0.02
3X
±15 psi
DP150
±150
±350
G
0.02
3X
50 psi
DP300
±300
±700
G
0.02
3X
50 psi
[1] FS specification applies to the span of the range. Accuracy includes one year stability.
[2] 0.05%FS accuracy (incl 6 months stability). One year accuracy is 0.05%FS calibration accuracy combined with 0.05%FS one year
stability.

6
Table 3 Compound pressure
P/N
Pressure Range
Media[1]
Accuracy
Burst Pressure
(psi)
(bar)
%FS[2]
%RD
CP2
±2
±0.16
G
0.05
N/A
3X
CP5
±5
±0.35
G
0.02 (0.05)
0.1
3X
CP10
±10
±0.7
G
0.02 (0.05)
0.1
3X
CP15
±15
±1
G
0.02 (0.05)
0.1
3X
CP30
-15 to 30
-1 to 2
G
0.02 (0.05)
0.1
3X
CP100
-15 to 100
-1 to 7
G,L
0.02 (0.05)
0.1
3X
CP300
-15 to 300
-1 to 20
G,L
0.02 (0.05)
0.1
3X
CP500
-15 to 500
-1 to 35
G,L
0.02 (0.05)
0.1
3X
CP600
-15 to 600
-1 to 40
G,L
0.02 (0.05)
0.1
3X
CP1K
-15 to 1000
-1 to 70
G,L
0.02 (0.05)
0.1
3X
[1] G=Gas, L=Liquid
[2] FS specification applies to the span of the range.

7
Table 4 Absolute pressure
P/N
Pressure Range
Media[1]
Accuracy (%FS)
Burst Pressure
(psi)
(bar)
AP5
5
0.35
G,L
0.1
3X
AP10
10
0.7
G,L
0.1
3X
AP15
15
1.0
G,L
0.1
3X
AP30
30
2.0
G,L
0.1
3X
AP50
50
3.5
G,L
0.1
3X
AP100
100
7.0
G,L
0.05(0.1)
3X
AP300
300
20
G,L
0.05(0.1)
3X
AP500
500
35
G,L
0.05(0.1)
3X
AP1K
1000
70
G,L
0.05(0.1)
3X
AP3K
3000
200
G,L
0.05(0.1)
3X
AP5K
5000
350
G,L
0.05(0.1)
3X
[1] G=Gas, L=Liquid
*Note
◆Temperature Compensation:(-10～50)℃, 1year accuracy；
◆Abs pressure, 0.05% accuracy, the time to guarantee this accuracy is 180days；
◆The medium requires non-corrosive；

8
1.3 Technical Specifications
Table 5 Technical Specifications
Protection level
IP67
Pressure units
Pa, hPa,kPa, MPa, psi, bar, mbar, torr，gf/cm2，kgf/cm2，inH2O@4°C , inH2O@20°C , mmH2O@4°C ,
mmH2O@20°C , ftH2O@4°C , ftH2O@4°C ,inHg@0°C , mmHg@0°C ,mtorr, Ib/ft2,tsi,psf, inH2O@68F,
ftH2O@68F， Different pressure ranges have different units. Users can custom 5 pressure units.
Pressure overload
When the pressure measurement value exceeds 120% FS, the outer circle of the screen will turn red, and
flash and the speaker sounds an alarm rhythmically
Measurement speed
User can set the measure speed，default 3 times/second
Display digit
User can set it to 4, 5 and 6, default is 5
Working environment
Ambient temperature: (-10~50)°C
Relative humidity: ＜95% non-condense
Atmospheric pressure: (86~106)kPa
Warm up time
15 Mins
Barometric measure
Range:（60~110）kPa.a，Accuracy：±55Pa
Communication
BLE（built-in）， USB（master and slave）， WIFI（optional）， RS232（optional）
Real-time clock
Switchable between 24/12 hours and set time zones
Storage capacity
8 GB

9
Table 6 Electrical Specification (only for ADT673)
Current Measurement
±30.0000mA; Accuracy: ±(0.01%RD+0.005%FS); Resolution:0.0001mA; Input impedance: 25Ω.
Voltage
Measurement
±30.0000V; Accuracy: ±(0.01%RD+0.005%FS); Resolution:0.0001V; Input impedance <1MΩ.
Switch Test
Mechanical, NPN and PNP type supported.
Output
Internal loop power: 24V±1V, maximum output circuit: 30mA.
Display
Circular TFT LCD capacitive touch screen
Power supply
1. 6600mAh Lithium-ion rechargeable battery, power consumption around 2.5W
2. Special TYPE-C USB adapter for power supply, maximum charging current 2A (battery power for best
accuracy);
Charging
Charging time is about 5 hours, provided by dedicated 5V adapter
Battery life
24V power supply loading will affect the battery life.
Dimension
175mm×118mm×41mm
Weight
715g
Electrical Connections
Circuit, voltage and switches：standard φ4mm；
DC24Voutput：standard φ4mm；
Charging：standard TYPE-C USB connection

10
Loop Transmitter
Measurement
The internal 250ΩHART resistance is switchable，three types of HART transmitter connections are
supported:
1) offline calibration mode: internal power supply, internal resistance;
2) communicator: external power supply, external resistance;
3) online calibration mode: external power supply, internal resistance;
1.4 Features
High accuracy pressure measurement, wide range temperature compensation;
mA, Voltage and switch measurements; (Only for ADT673)
DC24V power supply, no external power supply is needed to verify the transmitter; (Only for ADT673)
Based on SDC625 full-function HART, HART pressure transmitter can be easily calibrated;
Built-in atmospheric pressure module, providing accurate reference of ambient pressure, convenient for
gauge/absolute pressure synthesis;
4, 5, 6 digits display user selectable resolution;
Analog dial indication, which greatly facilitates dial gauges’ calibration;
8 GB large capacity storage;
The powerful UI function, the pioneering use of a circular TFT LCD capacitive touch screen for real-time display, and
supports USB, Bluetooth, WIFI or RS232 communication;
Smart ACloud service, you can connect remotely through mobile phone or PC, not limited by space distance (only
when equipped with WIFI module);
Large capacity removable rechargeable lithium-ion battery.

11
1.5 Basic Structure
Figure 1 Basic Structure

12
Table 7 Main connections
No.
Introduction
Comment
1
LCD
2
COM
ADT673 only, common, black
3
V/mA/SW
ADT673 only, voltage/circuit/switch measurement input, red and white
4
Loop
ADT673 only, DC power output, red
5
Power
Short press to turn on, press and hold for 2 seconds to turn off, short press to take
a screenshot when it is turned on.
6
External module
If needed, RS232 module and WIFI module are available
7
USB TYPE-C
Communication or power supply
8
Pressure module
9
Pressure inlet
Visible only after removing the back cover(with ATM mark), it is used for air
connection of the barometric calibration