Specifications
[1] One year accuracy (including 1 year stability). FS specification applies to the span of the module range.
Pressure Specifications
Specification
761A-LLP
761A-D
761A-500
761A-1K
761A-BP
Max Pressure Range
30 inH2O (75 mbar)
35 psi (2.5 bar)
500 psig (35 bar.g)
1,000 pisg (70 bar.g)
1,200 hPa sensor
Min Pressure Range
-30 inH2O (-75 mbar)
-13.5 psi (-0.95 bar)
-13 psi (-0.9 bar)
-13 psi (-0.9 bar)
100 hPa sensor
Accuracy(1)
0.05%FS
0.02%FS
0.02%FS
0.02%FS
0.01%FS
Stability
0.005%FS or 0.05 Pa
0.005%FS
0.005%FS
0.005%FS
0.02 hPa
Pressure Type
Differential, Gauge
Differential, Gauge
Gauge, Absolute
Gauge, Absolute
Absolute
Over Range Indication
1.2
Resolution
6 digits
Measurement Units
Pa, hPa, kPa, mPa, bar, mbar, psi, mmHg@0°C, cmHg@0°C, mHg@0°C, inHg@0°C, inH2O@4°C, mmH2O@4°C, cmH2O@4°C, mH2O@4°C, mmH2O@20°C, cmH2O@20°C, mH2O@20°C, inH2O@20°C, inH2O@68°F, kg/m2, mtorr, torr, lb/ft2, tsi, custom
Barometric Accuracy
N/A
N/A
60 Pa
60 Pa
N/A
[2] Specification based on gauge measurement. An additional 60 pa uncertainty will need to be included when measuring in absolute mode. Applicable only for use with the ADT761A-500 and ADT761A-1K
Electrical Specifications
Specification
Range
Resolution
Accuracy
Note
mA Measure
Auto-ranging, ±25 or ±50 mA
0.1 μA
0.008%RD+0.004%FS
Impedance<10Ω
V Measure
±300 mV
1 μV
0.008%RD+0.002%FS
Impedance >1GΩ
Auto-ranging, ±5, ±12 or ±30 V
±5V:20 μV
0.008%RD+0.002%FS
Impedance >1MΩ
±12V:100 μV
±30V:100 μV
Loop Power Source
24 V
N/A
±0.24 V
50 mA (Max Loading)
mA Source
0 to 2.5 mA or 2.5 to 25 mA
0-2.5 mA: 0.05μA
0-2.5 mA: 0.008%RD+0.2 μA
20 mA @ 1KΩ
0-25 mA:0.5μA
0-25 mA: 0.008%RD+1.0 μA
Power Source
16 to 30 V
1 V
1V
70 mA (Max Loading)
V Source
0 to 16 V
250 μV
0.008%RD+500 μV
Pressure Switch
Mechanical Switch, Live Mechanical Switch, NPN Switch, PNP Switch
N/A
N/A
Response time<10 ms. If the switch is live, voltage range will be (3-30) V
Temperature Compensation
18°C to 28°C
Temperature Coefficient
Outside of 5°C to 35°C: <±0.0005%RD+0.0001%FS/°C
Misuse Protection
Up to 30 V on any two sockets
General Specifications
Specification
Description
User Interface
Color touch screen and/or keypad operation
Four total: one electrical, high or low internal
Channels
pressure module, two external pressure modules
Enclosure IP Rating
IP31
Battery
Rechargeable Li-Ion battery, typically 16 hours of operation, recharges in less than 5 hours.
Power
Rechargeable Li-Ion battery, external power 110/220 V power adapter 27 V
Display
7” TFT touch screen 800 x 480 color
Communications
USB, LAN, Bluetooth, Wi-Fi
Weight
<17.52 lb (7.95 KG)
Size
11.77 x 7.60 x 7.56 in (299 x 193 x 192 mm)
Certification
ISO17025 accredited certificate of calibration with NIST-traceable data
Data Storage
6 GB
Data Logging
Up to 1,000,000 readings (data and time stamped)
HART Communicator
Read, configure and calibrate HART devices – DD files updated periodically
Task documentation
Up to 1000 tasks can be stored with data
Automation Functions
Switch test, auto step, leak test
User Interface Localization
English, German, French, Italian, Spanish, Portuguese, Chinese, Japanese, and Russian
Pump life
>100,000 cycles
Environmental Specifications
Operating temperature: 32 °F to 122 °F( 0°C to 50°C)
Compensated temperature: 32 °F to 122 °F( 0°C to 50°C)
Storage temperature: -20°C to 60°C ( -4 °F to 120 °F)
Humidity: <90%, non-condensing
Vibration and Shock
Vibration: 4g (20 to 2,000 Hz)
Shock: 8g, 1 meter drop test
Compliance
CE
Software Compatibility
ACal, Additel Land and Additel Link for access via mobile application
Pressure Range
Type
Model
Pressure Range
High-Range Pressure Module
Low-Range Pressure Module
Range
Accuracy
Range
Accuracy
Low/Differential Pressure
ADT761A-LLP-05-DPXX
-75 to 75 mbar (-30 to 30 inH2O)
DP30: -75 to 75 mbar (-30 to 30 inH2O)
0.05%FS
User selectable from DP20 to DP025
See Internal Module Table
ADT761A-D-02-DPXX-X
-0.95 to 2.5 bar (-13.5 to 35 psi)
CP35: -0.95 to 2.5 bar (-13.5 to 35 psi)
0.02%FS
User selectable from DP10 to CP30
See Internal Module Table
Standard Accuracy Gauge/Absolute Pressure
ADT761A-500-XX-CPXX-X
-0.9 to 35 bar (-13 to 500 psi)
CP500: -0.9 to 35 bar (-13 to 500 psi)
0.02%FS
User selectable from CP10 to CP300
See Internal Module Table
ADT761A-1K-XX-CPXX-X
-0.9 to 70 bar (-13 to 1000 psi)
CP1K: -0.9 to 70 bar (-13 to 1000 psi)
0.02%FS
User selectable from CP30 to CP600
See Internal Module Table
