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Indicatori di pressione digitali di prova

ADT681


Applicazioni

• Precision pressure measurement

• Field gauge calibration

• Pressure safety valve (PSV) testing

• Pressure regulator testing

Specifiche
  • ADT 681:  Regular gauge
  • ADT 681 IS: ATEX certified intrinsically safe
  Accuracy
  • ADT 681(IS)-02: 0.025% of full scale
  • ADT 681(IS)-05: 0.05% of full scale
  • ADT 681(IS)-10: 0.1% of full scale
  • ADT 681(IS)-20: 0.2% of full scale
  •  (For detail accuracy, please see pressure range table)
Gauge types
  • Gauge pressure
  • Compound Pressure
  • Absolute pressure
  • Differential pressure
·    Pressure Ranges

Gauge Pressure [1]
 
P/N
Pressure Range
(psi)
Pressure Range
(bar)
 
Media [2]
Accuracy
(% FS)
Burst Pressure
V15
-15
-1.0
G
0.025 (0.05, 0.1, 0.2)
3 X
GP2
2
0.16
G
0.05 (0.1, 0.2)
3 X
GP5
5
0.35
G
0.025 (0.05, 0.1, 0.2)
3 X
GP10
10
0.7
G
0.025 (0.05, 0.1, 0.2)
3 X
GP15
15
1.0
G , L [3]
0.025 (0.05, 0.1, 0.2)
3 X
GP30
30
2.0
G , L [3]
0.025 (0.05, 0.1, 0.2)
3 X
GP50
50
3.5
G , L
0.025 (0.05, 0.1, 0.2)
3 X
GP100
100
7.0
G , L
0.025 (0.05, 0.1, 0.2)
3 X
GP300
300
20
G , L
0.025 (0.05, 0.1, 0.2)
3 X
GP500
500
35
G , L
0.025 (0.05, 0.1, 0.2)
3 X
GP1K
1000
70
G , L
0.025 (0.05, 0.1, 0.2)
3 X
GP3K
3000
200
G , L
0.025 (0.05, 0.1, 0.2)
3 X
GP5K
5000
350
G , L
0.025 (0.05, 0.1, 0.2)
3 X
GP10K
10000
700
G , L
0.025 (0.05, 0.1, 0.2)
2 X
GP15K
15000
1000
G , L
0.1 (0.2)
2 X
GP25K
25000
1600
G , L
0.1 (0.2)
1.5 X
GP30K
30000
2000
G , L
0.1 (0.2)
1.5 X
GP36K
36000
2500
G , L
0.1 (0.2)
1.5 X
Absolute Pressure
 
P/N
Pressure Range
(psi)
Pressure Range
(bar)
Media
Accuracy
(% FS)
Burst Pressure
AP5
5
0.35
G
0.1 (0.2)
3 X
AP10
10
0.7
G
0.1 (0.2)
3 X
AP15
15
1.0
G
0.1 (0.2)
3 X
AP30
30
2.0
G
0.1 (0.2)
3 X
AP50
50
3.5
G
0.1 (0.2)
3 X
AP100
100
7.0
G , L
0.1 (0.2)
3 X
AP300
300
20
G , L
0.1 (0.2)
3 X
AP500
500
35
G , L
0.1 (0.2)
3 X
AP1K
1000
70
G , L
0.1 (0.2)
3 X
AP3K
3000
200
G , L
0.1 (0.2)
3 X
AP5K
5000
350
G , L
0.1 (0.2)
3 X
Differential Pressure
 
P/N
Pressure Range
(inH2O)
Pressure Range
(mbar)
Media
Accuracy
(% FS)
Burst Pressure
DP1
1
2.5
G
0.4
100 X
DP2
2
5.0
G
0.2
100 X
DP5
5
10
G
0.1
50 X
DP10
10
25
G
0.1
20 X
DP20
20
50
G
0.05
20 X
DP30
30
100
G
0.05
20 X

Compound Pressure
P/N
Pressure Range
(psi)
Pressure Range
(bar)
Media
Accuracy
(%FS)
Burst Pressure
CP2
±2
±0.16
G
0.05(0.1,0.2)
3X
CP5
±5
±0.35
G
0.025(0.05,0.1,0.2)
3X
CP10
±10
±0.7
G
0.025(0.05,0.1,0.2)
3X
CP15
±15
±1
G
0.025(0.05,0.1,0.2)
3X
CP30
-15 to 30
-1 to 2
G
0.025(0.05,0.1,0.2)
3X
Note:
  • [1]. Sealed gauge pressure for above 1000 psi
  • [2]. G=Gas, L=Liquid
  • [3]. 0.025% FS for gas media only
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”)
Fan-shaped Graph Scale
  • Similar to analog dial, including pressure swing, % indication with fan-shaped graph scale for visual reference, low/high alarm
Pressure Units
  • Pa, kPa, MPa, psi, bar, mbar, kgf/cm2, inH2O, mmH2O, inHg, mmHg
Environmental
  • Compensated Temperature: 14°F to 122°F (-10°C to 50°C)
  • Operating Temperature*: 14°F to 122°F (-10°C to 50°C)
  • *0.025%FS accuracy guaranteed only over the ambient temperature range of 68°F to 79°F (20°C to 26°C)
  • Storage Temperature: -4°F to 158°F (-20°C to 70°C)
  • Humidity: <95%
Media Compatibility
  • 0 – 30 psi: Clean dry non-corrosive gases
  • 50 – 36,000 psi: media compatible with 316L SS
Pressure Port
  • ¼” NPT(≤15,000psi)
  • Autoclave F-250-C, 9/16" - 18 UNF female or Autoclave M-250-C, 9/16"-18 UNF male (>15,000psi)
  • 0.156 inch (Ø4mm) 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)
Enclosure
  • Case material: Aluminum alloy
  • Wetted parts: 316L SS
  • Dimension: 120mm diameter X 40mm depth
  • Weight: 0.6kg
Intrinsic Safety and European Compliance 
  • CE marked
  • ATEX certified intrinsically safe (ADT 681IS)
Communication
  • RS232
  • (Do not use the RS-232 connector in a hazardous atmosphere)
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