Measure / Record: nVision Reference Recorder

Intrinsically Safe Reference Pressure Recorder!

Reference Pressure Recorder

CE Declaration of Conformity ATEX EC Declaration of Conformity IECEx Certificate of Conformity DNV Certificate DNV Certificate

Accurate enough to replace a deadweight tester
Rugged enough to sit in 3 feet of water
Portable enough to complete calibrations anywhere

  • Gauge / Absolute Pressure Datalogger to 
    15 000 psi / 1000 bar / 100MPa
  • Differential Pressure with up to 0.025% of reading accuracy 
  • Switch, Voltage, Current, and Temperature
  • 500 000 data points - 10 readings per second from 2 modules

There's never been anything like this!

  • Uses our new CPF hose and fitting system for fast leak free connections
  • Displays live data graphically - no PC required 
  • Connects to a PC to view live readings or export to tamper proof digital records
  • Compensates accuracy for temperature effects from -20 to 50°C
  • Includes a calibration certificate with test data at 5 different temperatures from an A2LA accredited laboratory

 NEW: Remote Recording now available! Download the latest CrystalControl (1.9) here.

Applications

*Not recommended for oxygen service.

  • Calibrate pressure transducers, switches, transmitters and gauges
  • Calibrate natural gas correctors and flow computers
  • Pressure relief valve testing
  • Field datalogging of pressure and temperature
  • Record water hammer events
  • Leak testing with simultaneous graphing of pressure and temperature
  • Temperature monitoring and recording
  • Pass/fail events for pressure bearing vessels such as gas cylinder, flow meter, etc.
  • Start and stop recording runs remotely from CrystalControl

 

Every nVision Reference Recorder comes with an ISO 17025 calibration report - NIST traceable, A2LA accredited, internationally recognized by ILAC - with test data at 5 temperatures, proving our gauges meet specifications throughout their full temperature range.  

How-To Documents

HT-001 Self Signed Digital ID - How to create, send, and import a digital signature file.

AN-005 Signed PDF in CrystalControl - How to create a signed PDF in CrystalControl.

 


Specifications

*Not recommended for oxygen service

Includes all effects of linearity, hysteresis, repeatability, temperature, and stability for one year.
All models indicate vacuum, but vacuum specification (typical) applies to 30 PSI, 100PSI, and 300PSI models only.
Not recommended for continuous use below -14.5 PSI. Refer to the XP2i-DP data sheet for gauges that are intended for continuous high vacuum use.

psi (Gauge Pressure) bar (Gauge Pressure)
30, 100, and 300 psi modules 3, 10, and 30 bar modules
0 to 30% of Range: ± (0.0075% of Full Scale) 0 to 30% of Range: ± (0.0075% of Full Scale)
30 to 110% of Range: ± (0.025% of Reading) 30 to 110% of Range: ± (0.025% of Reading)
Vacuum ± (0.06 of Full Scale*, typical) Vacuum ± (0.06 of Full Scale*, typical)
  * Full Scale = -14.5 PSI   * Full Scale = -14.5 PSI
       
1000 and 3000 psi modules 100 and 300 bar modules
0 to 30% of Range: ± (0.015% of Full Scale) 0 to 30% of Range: ± (0.015% of Full Scale)
30 to 110% of Range: ± (0.05% of Reading) 30 to 110% of Range: ± (0.05% of Reading)
       
10 000 and 15 000 psi modules 700 and 1000 bar modules
0 to 30% of Range: ± (0.03% of Full Scale) 0 to 30% of Range: ± (0.03% of Full Scale)
30 to 110% of Range: ± (0.1% of Reading) 30 to 110% of Range: ± (0.1% of Reading)

 

psiA (Pressure with BARO module) barA (Pressure with BARO module)
30 psi module 3 bar module
0.200 to 14.500: ± 0.011 psiA, typical 0.0138 to 1.0000: ± 0.0008 barA, typical
14.5000 to 44.500: ± (0.025% of Reading) + 0.003 psiA 1.0000 to 4.0000: ± (0.025% of Reading) + 0.0003 barA
       
100 psi module 10 bar module
0.200 to 14.500: ± 0.011 psiA, typical 0.0138 to 1.0000: ± 0.0008 barA, typical
14.500 to 44.500: ± 0.011 psiA 1.0000 to 4.0000: ± 0.0010 barA
44.500 to 114.500: ± (0.025% of Reading) 4.0000 to 11.0000: ± (0.025% of Reading)
       
300 psi module 30 bar module
0.20 to 14.50: ± 0.01 psiA, typical 0.014 to 1.000: ± 0.001 barA, typical
14.50 to 104.50: ± 0.03 psiA 1.000 to 10.000: ± 0.003 barA
104.50 to 314.50: ± (0.025% of Reading) 10.000 to 31.000: ± (0.025% of Reading)
       
1000 psi module 100 bar module
14.5 to 314.5: ± 0.2 psiA 1.000 to 31.000: ± 0.015 barA
314.5 to 1014.5: ± (0.05% of Reading) 31.000 to 101.000: ± (0.05% of Reading)
       
3000 psi module 300 bar module
14.5 to 914.5: ± 0.5 psiA 1.00 to 91.00: ± 0.05 barA
914.5 to 3014.5: ± (0.05% of Reading) 91.00 to 301.00: ± (0.05% of Reading)
       
10 000 psi module 700 bar module
15 to 3015: ± 3 psiA 1.00 to 211.00: ± 0.21 barA
3015 to 10 015: ± (0.1% of Reading) 211.00 to 701.00: ± (0.1% of Reading)
       
15 000 psi module 1000 bar module
15 to 4515: ± 5 psiA 1.00 to 301.00: ± 0.30 barA
4515 to 15 015: ± (0.1% of Reading) 301.00 to 1001.00: ± (0.1% of Reading)

 

The tare function can improve measurement uncertainties on two modules with the same full scale pressure range installed into one nVision Reference Recorder. Requires the use of an equalizing valve.
The following specifications apply to the measurement system with a logging interval of 1 second/reading:
 

Wetted Materials: 316 stainless steel* *Wrench tight. Finger tight also includes Viton o-ring.
Diaphragm Seal Fluid: Dow Corning 200 All welded, with a permanently filled diaphragm seal.
Connection: Crystal CPF Female Metal/Metal cone seal; O-ring can be removed.
    CPF adapters to NPT, BSP, and M20 available.
    1/4" medium pressure tube system compatible with HiP LM4 and LF4 Series, Autoclave Engr SF250CX Male and Female Series.
 

Accuracy: ± 0.00725 psi, ± 0.5 mbar Other units available depending on the installed modules.
Range: 10.153 to 15.954 psiA,
700.0 to 1100.0 mbarA
Includes all effects of linearity, hysteresis, repeatability, temperature, and stability for one year.
Units and Resolution: psi..........0.001
inHg.........0.001
mmHg......0.01
mbar........0.1
Exposure to environmental extremes of temperature, shock, and/or vibration may warrant a more frequent recertification period.
Pressure Connection: 5.8 mm OD cylindrical fitting A flexible 4.8 mm [3/16"] ID tube is recommended to connect for calibration.
Mounting: 3/8" 4-40 plastic screw  

 

Voltage (VDC) Input
Accuracy: ± (0.015% of rdg +
0.002 VDC)
Includes all effects of linearity, hysteresis, repeatability, temperature, and stability for one year.
Range: 0 to 28 VDC  
Max Allowable Voltage: 30 VDC  
Resolution: 0.001 VDC  
Units: VDC  

Current (mA) Input
Accuracy: ± (0.015% of rdg +
0.002 mA)
Includes all effects of linearity, hysteresis, repeatability, temperature, and stability for one year.
Range: 0 to 55 mA (MA20+)
0 to 25 mA (MA20)
WARNING: ATEX and IECEx certification does not allow the installation of two MA20 modules
Max Allowable Current: 93.3 mA Inputs protected by a resettable fuse.
Resolution: 0.001 mA or 0.01% mA can be displayed as a percentage, where 0 to 100% corresponds to either 4 to 20 mA or 10 to 50mA.
Units: mA, % 4-20, % 10-50 Jacks are compatible with safety sheathed banana plugs.
Input Resistance: < 17.2 Ω  
Volt. Burden @ 20 mA: < 0.35 V  
Volt. Burden @ 50 mA: < 0.86 V  
HART Resistance: 250 Ω  
Connection: 2mm jacks  

Switch Test
Switch Type: Dry Contact Switch state change indicated by bright green LED flash.
Closed Resistance: < 10 Ω  
Open Resistance: > 10 MΩ Switch test screen reports switch open, close, and deadband values.

WARNING: Never install two MA20 modules simultaneously. This may permanently damage your nVision

 

Resistance Input
Accuracy: ± (0.015% of rdg +
0.02 Ω)
Includes all effects of linearity, hysteresis, repeatability, temperature, and stability for one year.
Range: 0 to 400 Ω Range is for use with 100 Ω PRTs
Resolution: 0.01 on all scales  
Units: °C,K,°F,R,Ω  
TCRs: 0.003850,
0.003911,
or 0.003926
 
Wiring: 2-,3-,4-wire support  
Connection: M8 connector cable or terminal block  

 

 

Temperature Range: -20 to 50°C (-4 to 122°F) <95% RH, non-condensing. No change in accuracy over operating temperature range.
    Applies to all modules.

Screen: 255 x 160 pixel graphical display Sunlight readable LCD with integrated backlight.
Display Rate: 4 rdgs/sec (std)
up to 10 rdgs/sec (recording)
 

4 x AA: 200 hours, typical Uses 4 alkaline AA (LR6) batteries. Use of backlight reduces operating time.
Ultra Low Power: 30 days, typical* *2 installed modules, 1 reading per 5 minute recording interval with Auto Shutoff enabled and 23°C ambient temperature.
Approved Batteries: see datasheet WARNING: Do not use USB in a hazardous atmosphere

Digital Interface: mini-USB The mini USB will power the nVision with or without the battery pack installed.

Capacity: Approx. 1,000,000 data points* *Datapoint count reference applies to single sensor use (with no BARO module).
Storage Type: Non-volatile flash memory Software available here.
Fastest Interval: 10 per second  
Slowest Interval: 1 per hour Compatible with 32 & 64 bit Windows 7 and Vista, and XP (32 bit only). Produces csv, xls, pdf, or signed pdf files, and uses Excel template files (samples included) to automatically format and graph data.

Weight: 680 g (24.0 oz) Weight includes one pressure module, one RTD module, 4AA battery module, and protective boot.
Rating: IP67 Submersible to 1 m for 30 minutes [IEC 60529].
Housing: Impact resistant injection molded LCD protected from impact damage by 1.5 mm (0.06") thick polycarbonate lens.
Keypad & Labels: UV Resistant Polyester Skydrol compatible.
Mounting: M4 x 0.7 [8 mm (0.31")] deep threaded insert mounting locations  

Temperature Range: -40 to 75°C (-40 to 167°F) Batteries should be removed if stored for more than one month.

II 1G Ex ia IIB T4 Ga or T3
SIRA 09ATEX2008X
  This product conforms to:
EN 60079-0:2006 | EN 60079-11:2007 | EN 60079-26:2007

Ex ia IIB T4 Ga or T3
IECEx SIR09.0053X
  This product conforms to:
IEC 60079-0:2004 | IEC 60079-11:2006 | IEC 60079-26:2006

Product ID Power Module:
Upper
Module:
Lower
BARO Module?
NV   4AA   _____   _____ _____
        PM   PM No: (omit)
        MA20   MA20 Yes: -BARO
        RTD100   RTD100  
SAMPLE PART NUMBERS  
NV-4AA-30PSI-3KPSI-BARO nVision with 30 PSI pressure module (upper) and 3000 PSI pressure module (lower) with BARO module option.
NV-4AA-RTD100-10KPSI nVision with RTD100 temperature module (upper) and 10 000 PSI pressure module (lower).


Options

System A
Image of T-975-CPF pneumatic hand pump.

-AXX
Includes a T-960 pneumatic hand pump (0 to 30 psi).

 

-AHX
Includes a T-970 pneumatic hand pump (0 to 580 psi).

 

System B
Image of T-975-CPF pneumatic hand pump.

-BXX
Includes a T-965 pneumatic hand pump (-25 inHg to 30 psi).

 

-BHX
Includes a T-975 pneumatic hand pump (-25 inHg to 580 psi).

 

System C
Image of T-620H-CPF hydraulic hand pump.

-CXX
Includes a T-620 hydraulic hand pump (0 to 3000 psi).

 

-CHX
Includes a T-620H hydraulic hand pump (0 to 5000 psi).

 

System D
Image of P-018-CPF hydraulic screw pump.

-DOX
Includes a P-018 hydraulic screw pump (0 to 5000 psi, for use with oil).

 

-DWX
Includes a P-018 hydraulic screw pump (0 to 5000 psi, for use with water).

 

System E
Image of P-014 hydraulic pump.

-EOX
Includes a P-014 hydraulic pump (0 to 10 000 psi, for use with oil).

 

System F
Image of T-1-CPF hydraulic pump.

-FOV
Includes a T-1 hydraulic pump (0 to 15 000 psi, for use with oil).

 

-FWX
Includes a T-1 hydraulic pump (0 to 15 000 psi, for use with water).

 

System G
Image of GaugeCalHP hydraulic pressure comparator.

-GOX
Includes a GaugeCalHP hydraulic comparator (0 to 15 000 psi, for use with oil).

 

-GWX
Includes a GaugeCalHP hydraulic comparator (0 to 15 000 psi, for use with water).

 

System H
Image of System H calibration kit.

-HOX
Includes a T-975 pneumatic hand pump (-25 inHg to 580 psi) and a T-620H hydraulic hand pump (0 to 5000 psi).

 

-N

CPF NPT Fitting Kit (Part # 4013)
Includes MPF-1/8QTF, MPF-1/4QTF, and MPF-1/2QTF.

-B

CPF BSP Fitting Kit (Part # 4015)
Includes MPF-1/8BSPF, MPF-1/4BSPF, MPF-3/8BSPF, and MPF-1/2BSPF.


Software

Part No.

 
CrystalControl

Free Software, Communicate, Configure, Data Log, and Update your nVision product

  CrystalControl 1.9   28-Aug-13
Microsoft .NET Framework Version 4.0 is required. 

General Improvements / fixes
* Fixed Cal Due date not updating when running non-US English Windows
* Improved the stability of pressure readings
* Updated Graphics
 

-----------------------------

CrystalControl 1.8   12-Feb-13
Microsoft .NET Framework Version 4.0 is required. 

General Improvements / fixes
* Fixed duplicate samples in recorded data
* Increased stability of temperature readings
* Added feature to maintain user settings during upgrade
 

-----------------------------

CrystalControl 1.7   07-Apr-12
Microsoft .NET Framework Version 4.0 is required. 

General Improvements / fixes
* Added Remote Recording feature
* Fixed 49.7 day hardware reset
* Fixed recording of data only from enable screens
* Fixed incorrect screen order updating


-----------------------------

CrystalControl 1.6   07-Mar-12
Microsoft .NET Framework Version 4.0 is required. 

General Improvements / fixes
* Added Ultra-Low Power Mode for long battery life when logging rate is ≥ 1 reading per minute
* Disabled power button to enter low power mode during recording
* Disabled low power mode for the nVision Lab version
* Fixed graphing error for logging runs of less than eight points
* Fixed differential temperature graph calculation error
* Fixed differential resolution of the numeric graph pointer
* Fixed updating of the pressure unit in the BARO graph screen


-----------------------------

CrystalControl 1.5b   15-Nov-11
Microsoft .NET Framework Version 4.0 is required. 

General Improvements / fixes
* Fixed "Image format not recognized" installation erorr on Windows XP
* Improved numeric pressure reading response


-----------------------------

CrystalControl 1.5   21-Aug-11
Microsoft .NET Framework Version 4.0 is required. 

General Improvements / fixes
* Added Custom Start-Up Screen.
* Added Data Point Counter Screen.
* Added Graphical BARO vs. Upper and BARO vs. Lower Screens.
* Added support for turning off all screens associated with a module.
Added support for 55mA range (MA20+).
* Added export of user span and offset for mA and VDC.
Improved rate calculation methodology.
* Improved viewing summary screens through the use of navigation buttons.

DataViewer Screen Improvements / fixes
* Added export to PDF and signed PDF support.


-----------------------------

CrystalControl 1.4b   21-Feb-11
Microsoft .NET Framework Version 3.5 SP1 is required. 

General Improvements / fixes
* Corrected resolution on the offset for mA, VDC, and BARO.

-----------------------------

CrystalControl 1.4a   24-Jan-11
Microsoft .NET Framework Version 3.5 SP1 is required. 

General Improvements / fixes
* Eliminates incorrect "corrupted firmware" message when connecting to an nVision without the battery pack installed.

-----------------------------

CrystalControl 1.4   6-Jan-11
Microsoft .NET Framework Version 3.5 SP1 is required. 

General Improvements / fixes
* Enter custom run ID tags before recording.
* BARO module support for absolute pressure measurement.
* Moved calibration on/due date and userspan to protect against changes. 
* Enabled NL-LAB firmware update capability.

DataViewer Screen Improvements / fixes
* Custom run tag labels.  
* Stores previous run data for fast loading.
 

-----------------------------

CrystalControl 1.3   11-Aug-10
Microsoft .NET Framework Version 3.5 SP1 is required. 

General Improvements / fixes
* Enable/disable screens on chassis.
* Reorder screens on chassis.
* Select new HOME screen on chassis.
* Display total recording time for selected logging rate and selected screens.
* New averaging screens with timer.
* Improved battery life 10 - 15 %.

DataViewer Screen Improvements / fixes
* Download/graph/export differential and average measurement.
* Highlights selected items.
* Selectable data type for left and right graph scale.
* Option to match left and right graph scales.

-----------------------------

CrystalControl 1.2b   12-May-10
Microsoft .NET Framework Version 3.5 is required. 

General Improvements / fixes
* Resolved the DataViewer progress bar not updating for short runs that was introduced in version 1.2a.

-----------------------------

CrystalControl 1.2a   21-Apr-10
Microsoft .NET Framework Version 3.5 is required. 

General Improvements / fixes
* Improved data downloading.

-----------------------------
CrystalControl 1.2   17-Mar-10
Microsoft .NET Framework Version 3.5 is required. 

General Improvements / fixes
* Enabled MA20 support including Switch Test Calibration Wizard.
* Enabled NL-LAB support.
* Enabled Differential Measurement support.

DataViewer Screen Improvements / fixes
* Resolved regional numerical settings in Excel export.
* Resolved elapsed time over 24 hours resetting to 0 hrs on Excel exported data.

-----------------------------
CrystalControl 1.1a   12-Jan-10
General Improvement / fixes
* Fixed gauge detection on systems with only Microsoft .NET Framework Version 2.0 installed.

-----------------------------
CrystalControl 1.1   4-Dec-09
General Improvements / fixes
* Improved chassis and module connectivity and recognition
* Implemented chassis and module firmware updating in Tools menu.
* Enable/disable/notify for automatic firmware and software updates.
* Enable reverting of older firmware versions.
* Manually add firmware for updating.
* Set export data locations for excel template and data save location.
* Modified the export templates for easier reading.
* Resized application to work on netbook display resolution of 1024 x 576.

DataViewer Screen Improvements / fixes
* Reverse ordered the recording runs to have most recent on top
* Improved data downloading and viewing
* Selectable Date/Time formats for graphing and exporting
* Simplified right click options
* Enable/disable module to be graphed
* Added graphing of User Defined Unit and original unit instead of the default psi
* Added Comma Separated Text Format (.csv , .txt) to data exporting

-----------------------------
CrystalControl 1.0   26-Jun-09
* Initial Release

 

 


Accessories

Part No.

 
5177

Magnetic Hanging Strap 

4087

Soft Carrying Case; durable, padded case with separate pockets for your nVision and accessories.  Included

3985 Protective Boot; blue, Skydrol Resistant.  Included
3951 6' [1.8m] USB A to mini USB B Cable for nV Chassis  Included
WARNING:
Do not use USB interface within a hazardous atmosphere.
3952

Test Lead Kit; two 6' [1.8m] 2mm banana jack test leads with multi-purpose clip.  Included with MA20 module

3953

RTD Connection Kit; one IP67 terminal block connector (RTD Module not included)    

4126 RTD,  3-wire Single, Std temp RTD, Pt/385/Class B, 0.12% accuracy ,100 ohm, 4” x 3/16" diameter, 316SS probe, Leads for 3-wire RTD with Single Sensor, Spring Transition, Teflon Insulated, stranded leads,  Length= 48 in.
4623-1 RTD,  3-wire Single, Std temp RTD, Pt/385/Class B, 0.12% accuracy ,100 ohm, 4” x 3/16" diameter, 316SS probe, Leads for 3-wire RTD with Single Sensor, Spring Transition, Teflon Insulated, stranded leads,  Length= 13 ft.
4623-3 RTD,  3-wire Single, Std temp RTD, Pt/385/Class B, 0.12% accuracy ,100 ohm, 4” x 3/16" diameter, 316SS probe, Leads for 3-wire RTD with Single Sensor, Spring Transition, Teflon Insulated, stranded leads,  Length= 20 ft.
4491 RTD,  3-wire Single, Std temp RTD, Pt/385/Class B, 0.12% accuracy ,100 ohm, 4” x 4 mm diameter, 316SS probe, Leads for 3-wire RTD with Single Sensor, Spring Transition, Teflon Insulated, stranded leads,  Length= 4 m.
4623-2 RTD,  4-wire Single, Std temp RTD, Pt/385/Class A3, 0.03% accuracy ,100 ohm, 4” x 1/4" diameter, 316SS probe, Leads for 4-wire RTD with Single Sensor, Spring Transition, Teflon Insulated, stranded leads,  Length= 60 ft.
4748 RTD,  4-wire Single, Std temp RTD, Pt/385/Class B, 0.12% accuracy ,100 ohm, 6” x 3/16" diameter, 316SS probe, Leads for 4-wire RTD with Single Sensor, Spring Transition, Teflon Insulated, stranded leads,  Length= 48 in.

RTD Style

 Please contact the factory for other RTD types.


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