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1.3
Technical Specifications
Table 5 Technical Specifications
Protection level
Pressure units
Pressure overload
IP67
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.
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
Real-time clock
Storage capacity
BLE （ built-in ）， USB （ master and slave ） WIFI （ optional ， RS232 （ optional ）
Switchable between 24/12 hours and set time zones
8 GB
8
Display
Power supply
Charging
Battery life
Circular TFT LCD capacitive touch screen
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 time is about 5 hours, provided by dedicated 5V adapter
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
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
Switch Test
±30.0000V; Accuracy: ±(0.01%RD+0.005%FS); Resolution:0.0001V; Input impedance <1MΩ.
Mechanical, NPN and PNP type supported.
Output Internal loop power: 24V±1V, maximum output circuit: 30mA.
9
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.
10
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