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Fluke 721EX-1605
Catalog #: 4353348
Intrinsically Safe Dual Sensor Pressure Calibrator 16 psi, 500 PSIG
- Overview
- Specifications
- Summary
- Accessories
Product Highlights
- 721EX-1605 Dual Sensor Pressure Calibrator 16 PSIG, 500 PSIG
- Intrinsically Safe (721Ex version only) – IECEx and Atex Ex ia IIB T3 Gb (Zone 1)
- Ideal for gas flow calibration (custody transfer) applications
- Two isolated, stainless steel, pressure sensors with 0.025 % accuracy
- Switch test on both pressure inputs
- Pressure displayed in the user’s choice of 19 engineering units
- Pt100 RTD input for temperature measurement, (probe optional)
- Measures 4 to 20 mA signals
- Internal 24 V loop power supply can power a transmitter under test (721 models only)
- Measure up to 30 V dc, check 24 V loop power supplies (721 models only)
- Extend pressure measurement range with connection to one of 50 external 750 series pressure modules from 0 to 1 inH20 to 10,000 psi (2.5 mBar to 690 bar) (721 models only)
- Large backlit graphic display can display up to three inputs simultaneously
- Store five instrument setups for recall and use
Each Unit Includes
- Soft case
- Four (4) AA batteries
- Manual
- Traceable calibration certificate
- Test leads
| Low pressure sensor |
High pressure sensor |
| Model |
Description |
Range sensor 1 |
Resolution sensor 1 |
Accuracy sensor 1 |
Range sensor 2 |
Resolution sensor 2 |
Accuracy sensor 2 |
| Fluke-721Ex-1601 |
Dual Sensor Pressure Calibrator, 16 PSIG, 100 PSIG |
-14 psi to +16 psi
-0.97 bar to 1.1 bar |
0.001 psi,
0.0001 bar |
0.025 % of full scale |
-12 psi to +100 psi
-0.83 bar to 6.9 bar |
0.01 psi
0.0001 bar |
0.025 % of full scale |
| Fluke-721Ex-1603 |
Dual Sensor Pressure Calibrator, 16 PSIG, 300 PSIG |
-12 psi to +300 psi
-0.83 bar to 20 bar |
0.01 psi
0.001 bar |
| Fluke-721Ex-1605 |
Dual Sensor Pressure Calibrator, 16 PSIG, 500 PSIG |
-12 psi to +500 psi
-0.83 bar to 34.5 bar |
0.01 psi
0.001 bar |
| Fluke-721Ex-1610 |
Dual Sensor Pressure Calibrator, 16 PSIG, 1000 PSIG |
0 psi to +1000 psi
0.00 bar to 69 bar |
0.1 psi
0.001 bar |
| Fluke-721Ex-1615 |
Dual Sensor Pressure Calibrator, 16 PSIG, 1500 PSIG |
0 psi to +1500 psi
0.00 bar to 103.4 bar |
0.1 psi
0.001 bar |
| Fluke-721Ex-1630 |
Dual Sensor Pressure Calibrator, 16 PSIG, 3000 PSIG |
0 psi to +3000 psi
0.00 bar to 200 bar |
0.1 psi
0.01 bar |
| Fluke-721Ex-1650 |
Dual Sensor Pressure Calibrator, 16 PSIG, 5000 PSIG |
0 psi to +5000 psi
0.00 bar to 345 bar |
0.1 psi
0.01 bar |
0.035 % of full scale |
| Fluke-721Ex-3601 |
Dual Sensor Pressure Calibrator, 36 PSIG, 100 PSIG |
-14 psi to +36 psi
-0.97 bar to 2.48 bar |
-12 to +100 psi
-0.83 bar to 6.9 bar |
.01 psi
0.0001 bar |
0.025 % of full scale |
| Fluke-721Ex-3603 |
Dual Sensor Pressure Calibrator, 36 PSIG, 300 PSIG |
-12 psi to +300 psi
-0.83 bar to 20 bar |
0.01 psi
0.001 bar |
| Fluke-721Ex-3605 |
Dual Sensor Pressure Calibrator, 36 PSIG, 500 PSIG |
-12 psi to +500 psi
-0.83 bar to 34.5 bar |
0.01 psi
0.001 bar |
| Fluke-721Ex-3610 |
Dual Sensor Pressure Calibrator, 36 PSIG, 1000 PSIG |
0 psi to +1000 psi
0.00 bar to 69 bar |
0.1 psi
0.001 bar |
| Fluke-721Ex-3615 |
Dual Sensor Pressure Calibrator, 36 PSIG, 1500 PSIG |
0 psi to +1500 psi
0.00 bar to 103.4 bar |
0.1 psi
0.01 bar |
| Fluke-721Ex-3630 |
Dual Sensor Pressure Calibrator, 36 PSIG, 3000 PSIG |
0 psi to +3000 psi
0.00 bar to 200 bar |
0.1 psi
0.01 bar |
| Fluke-721Ex-3650 |
Dual Sensor Pressure Calibrator, 36 PSIG, 5000 PSIG |
0 psi to +5000 psi
0.00 bar to 345 bar |
0.1 psi
0.01 bar |
0.035 % of full scale |
| General specifications |
| Instrument setup recall |
Last used on power-up |
| Environmental |
Operating temperature -10 °C to +50 °C
Storage temperature (without batteries) -20 °C to +60 °C |
| Altitude |
2,000 meters |
| Ingress protection |
IP-40 |
| Power requirements |
6.0 v dc |
| Battery life |
>35 hours, typical usage |
| Batteries required |
(4) Standard AA cells |
| Dimentions (HxWxD) |
7.9” X 4.3” X 2.3” (20 cm X 11 cm X 5.8 cm) |
| Weight |
03539 kg (1 lb 3 oz) |
| Connectors/ports pressure |
Two, 1/8 in NPT, 700P Series
Pressure Module; RTD Probe |
| Electrical and temperature measurement 1-year |
| Function |
Range |
Resolution |
Accuracy |
| mA measure |
0 to 24 mA |
0.001 mA |
±0.015% of rdg
±0.002mA |
| VDC measure |
0 to 30 VDC |
0.001V |
±0.015% of rdg
±0.002V |
| *Temperature measure (RTD/Ohms) |
-40 °C to 150 °C
(-40 °F to 302 °F) |
0.01 °C, 0.01 °F |
±0.015% of rdg
±0.02 ohms;
±0.1°C (±0.2°F)
±0.25 °C (±0.45 °F)
combined uncertainty
when using 720 RTD
probe accessory |
| Loop power supply |
24V |
N/A |
24 mA @ 24V |
| *Temperature measurement requires optional Fluke-720RTD Pt-100 RTD probe available as an accessory |
| Temperature effect |
| No effect on accuracy on all functions from 15 °C to 35 °C |
| Add ± 0.002 % F.S./°C for temps outside of 15 °C to 35 °C |
| 721Ex Approval Details |
| ATEX |
Ex ia IIB T3 Gb (Ta= -10… +45 °C) |
| KEMA 10 ATEX 0168X |
| IECEx |
Ex ia IIB T3 Gb (Ta= -10…+45 °C) |
| II 2 G IECEx CSA 10.0013X |
| User selectable pressure engineering units |
psi, bar, mbar, kPa, kgcm 2 , cmH2O@4°C, cmH2O@20°C,
mH2O@4°C, mH2O@20°C, inH2O@4°C, inH2O@20°C,
inH2O@60°F, mmHg@0°C, inHg@0°C, ftH2O@4°C,
ftH2O@20°C, ftH2O@60°F |
| ECCN Number |
EAR99 |
| Country of Origin |
China |
|
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