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Global Specialties 

Safety 

To  avoid personal injury and/or product damage, review and comply  with 

the following safety precautions. These precautions apply to both operating 

and maintenance personnel and must be followed during all phases of 

operation, service, and repair of this meter. 

Dry Conditions 

Hands, shoes, floor, and work bench must be dry.  Avoid making 

measurements with dampness, or other environmental conditions that might 

affect safety. 

Cleaning 

Use a soft cotton cloth lightly moistened with a mild solution of detergent 

and water. Do not allow any portion to be submerged at any  time. Dry 

thoroughly before attempting to make measurements. Do not use solvents 

or expose to solvent fumes as they may cause deterioration or damage 

Do not operate: 

In the presence of noxious, corrosive, flammable fumes, gases, 

vapors, chemicals, or finely-divided particulates. 

In environments where there is a danger of any liquid being spilled 

on the meter. 

In air temperatures exceeding the specified operating temperatures 
In atmospheric pressures outside the specified altitude limits or 

where the surrounding gas is not air. 

Compliance and Certifications 

CE Compliance 

This product meets the essential requirements of the applicable European 

Directives as follows: 

89/336  Electromagnetic Directive (EMC)

2011/65/EU: Restriction of Hazardous Substances Directive (RoHS)

Summary of Contents for GNV-720

Page 1: ...GNV 720 GNV 725 Humidity Temperature Meters User Manual Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 TestEquipmentDepot com...

Page 2: ...ion Using the Software Calibration Instructions Warranty Service Information 2019 Global Specialties All rights reserved 2 2 3 3 4 5 6 7 7 8 9 10 11 Unauthorized duplication of Global Specialties docu...

Page 3: ...rged at any time Dry thoroughly before attempting to make measurements Do not use solvents or expose to solvent fumes as they may cause deterioration or damage Do not operate In the presence of noxiou...

Page 4: ...facilities in the disposition of this product Caution Refer to the operating instructions Introduction The GNV 720 and GNV 725 are digital humidly temperature meters that measure relative humidity and...

Page 5: ...1 C CT32 40 J 200 Fto 200 F 1 F 200 F to 2498 F 1 F Accuracy Humidity 2 5 RH at 25 C Temperature T1 e0 7 C e1 4 FJ Temperature T2 0 5 reading 1 C 0_5 reading 2 F Response Time Humidity 75s Temperatur...

Page 6: ...output connector RS 232 13 AC power adapter connector 14 Tripod mounting hole 15 Battery cover E il 0 Cl AREL MAX _ K BBB B ffi d n ru111111iI T2 8BfJ 8 88 8 Bi c F Celsius and Fahrenheit indicators R...

Page 7: ...both be displayed while MAX and MIN are both blinking To exit this mode simply hold the MAX MIN button for two seconds To view the change in values press the c REL button This uses the current value a...

Page 8: ...save settings Pressing the Power button at any time will cancel the process To display the time press the TIME button The time will be displayed with the year at the top the month and day at the botto...

Page 9: ...by typing in the sample rate box GNV 725 Data logging can be selected by clicking the appropriate menu at the top of the tool bar Data will automatically be downloaded Once the data is loaded succesf...

Page 10: ...The meter will beep twice if the value is out of tolerance The meter will exit cal bration mode if the value is within tolerance T1 Temperature 1 Turn the unit off Pres and hold MAX MIN HOLD and c but...

Page 11: ...tory conditions press the and hold the power button and HOLD buttons together It is recommended to first insert the probe into the standards for 20 minutes before initiating the calibration procedure...

Page 12: ...451001 000 Rev A Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 TestEquipmentDepot com...

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