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• Model ADT681: Regular gauge ADT681IS: ATEX certified intrinsically safe
• Accuracy 681(IS)-02: 0.02% of full scale 681(IS)-05: 0.05% of full scale 681(IS)-10: 0.1% of full scale 681(IS)-20: 0.2% of full scale 681(IS)-RD: 10 to 20% of range: 0.02% of full scale 20% to 110% of range: 0.1% of reading Vacuum: 0.25% of full scale. (For detailed accuracy, please see pressure range table)
• Gauge Types Gauge pressure Compound pressure Absolute pressure Differential pressure
• Fan-shaped Graph Scale Similar to analog dials, including pressure swing, % indication with fan-shaped graph scale for visual reference, low/high alarm.
• Display Description: 5 full digit FSTN LCD Display rate: 3 readings per second (Default setting). Adjustable from 10 readings per second to 1 reading every ten seconds Numeral display height: 16.5mm (0.65″)
• Pressure Units Pa, kPa, MPa, psi, bar, mbar, kgf/cm2, inH2O 4°C mmH2O 4°C, inHg 0°C, mmHg 0°C
• Environmental Compensated Temperature: -10°C to 50°C Operating Temperature*: -10°C to 50°C Storage Temperature: -20°C to 70°C Humidity: <95%
• Pressure Port 1/4NPT male, 1/4BSP male, M20×1.5 male (≤15,000 PSI) 1/4HP female or 1/4HP male(≥15,000 PSI) *1/4HP female: Autoclave F-250-C, 9/16″ – 18 UNF-2B *1/4HP male: Autoclave M-250-C, 9/16″ – 18 UNF-2A 0.236 inch (Ø6 mm) test hose (for differential pressure) Other connections available per request
• Power Battery: One 9V alkaline battery (included) Battery life: 300 hours (10 readings/s), 600 hours (3 reading/s), or 6000 hours (1 reading/10s) Power auto-off: 60 minutes power auto-off. Auto-off may be disable external power: 110/220V external power adapter (optional) *(Do not use the external power adapter in a hazardous atmosphere)
• EnclosureCase material: Aluminum alloy Wetted parts: 316L SS Dimensions: 110mm X 35mm X 176mm (panel mount gauge: 140mm X 86mm depth) Weight: 0.6kg
• Data Logging Data storage: 21,843 records (each record includes date, time, pressure and temperature) Rate: user-selectable from 1 to 99,999 second intervals
• Intrinsic Safety and European Compliance CE marked ATEX certified intrinsically safe (ADT681IS) *(Rubber boot for ADT681 is not ATEX certified)
• Communication: RS232 *(Do not use the RS-232 connector in a hazardous atmosphere)
• Warranty: 1 year
• Pressure Range
Gauge Pressure [1]
P/N
Pressure Range
Media [2]
Accuracy(%FS)
Burst Pressure
(psi)
(bar)
V15
-15
-1.0
G
0.025 (0.05, 0.1, 0.2)
3×
GP2
2
0.16
0.05 (0.1, 0.2)
GP5
5
0.35
GP10
10
0.7
GP15
15
1.0
G, L[3]
GP30
30
2.0
GP50
50
3.5
G, L
GP100
100
7.0
GP300
300
20
GP500
500
35
GP600
600
40
GP1K
1,000
70
2×
GP2K
2,000
140
GP3K
3,000
200
GP5K
5,000
350
GP10K
10,000
700
GP15K
15,000
0.05 (0.1,0.2)
GP20K
20,000
1,400
1.5×
GP25K
25,000
1,600
0.1 (0.2)
GP30K
30,000
GP36K
36,000
2,500
GP40K
40,000
2,800
1.1×
Compound Pressure
Media
CP2
±2
±0.16
0.05(0.1,0.2)
CP5
±5
±0.35
CP10
±10
±0.7
CP15
±15
±1
0.025(0.05,0.1,0.2)
CP30
-15 to 30
-1 to 2
CP100
﹣15 to 100
﹣1 to 7
CP300
﹣15 to 300
﹣1 to 20
Absolute Pressure
AP5
AP10
AP15
AP30
AP50
AP100
AP300
AP500
AP1K
AP3K
AP5K
*Note: [1]. Sealed gauge pressure for above 1000 psi [2]. G=Gas, L=Liquid (please specify media type when place order) [3]. 0.025% FS for gas media only
** One year accuracy (including yearly stability) except DP1 and DP2 range which is 0.05%FS calibration accuracy and 0.05%FS yearly stability.