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NIEUWKOOP GT1050, User Manual, Page: 3 / 12

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CGT1050 

–

 GT1060

 

CO

2

/TEMP/RH METER

                

_____________________________________________________________________________________________

 

 

LCD DISPLAY  
 

 

 
Symbols:  

TWA 

 

Time weighted average( 8 hours) 

STEL  

 

Short-term exposure limit (15 minutes weighted average) 

HOLD 

 

Readings are freezed unchanged 

MIN/MAX 

Minimum/Maximum readings  

 

 

Low battery indicator 

DP 

 

Dew point temperature(GT1060 RH) 

AIR 

 

Air temperature 

WBT 

 

Wet bulb temperature(GT1060 RH) 

% 

 

Unit of relative humidity 

oE (C/F)   

Celsius/Fahrenheit  

 
 

KEYPAD  

 

  Turns on and off the meter. Enters setup mode. Sets as non-sleep mode with 

 

 

  Exits setup page/mode. 

 

Enters CO2 calibration with 

 

 

Enters RH calibration with    

 

 

  Freezes the current readings. Cancels data hold function. 

 

  Activates or cancels the backlight. Selects unit or increases value in setup.  

 

  Selects AIR, DP, WBT temps display. (GT1060 RH only) 

 

Selects unit or decreases value in setup.  

 

  Activates MIN,MAX,STEL,TWA function. Saves and finishes settings.  

 
 
 
 
 

Summary of Contents for GT1050

Page 1: ...USER MANUAL GT1050 GT1060 CO2 TEMP RH METER ...

Page 2: ...ance and air ventilation control Features Triple displays of CO2 level temp and humidity GT1060 RH Stable NDIR sensor for CO2 detection Statistics of weighted averages TWA 8 hours weighted average STEL 15 minutes weighted average Backlight for working in dark area Audile CO2 warning alarm Battery and adaptor power supply Easy manual calibration on CO2 and humidity RH for GT1060 RH only MATERIAL SU...

Page 3: ...GT1060 RH AIR Air temperature WBT Wet bulb temperature GT1060 RH Unit of relative humidity oE C F Celsius Fahrenheit KEYPAD Turns on and off the meter Enters setup mode Sets as non sleep mode with Exits setup page mode Enters CO2 calibration with Enters RH calibration with Freezes the current readings Cancels data hold function Activates or cancels the backlight Selects unit or increases value in ...

Page 4: ... measurement when power on and update readings every second In the condition of operating environment change ex from high to low temp it takes 30 sec to respond for CO2 sensor and 30 minutes for RH NOTE Do not hold the meter close to faces in case exhalation affects CO2 levels AIR all models DP WBT GT1060 RH Press to switch temperatures display The lower left display will cycle from air temperatur...

Page 5: ...r WB temperatures and humidity GT1060 RH on the lower displays Fig 7 In STEL and TWA modes the main display shows the weighted average of CO2 readings for the past 15 minutes STEL and 8 hours TWA The lower displays are the current AIR DP WB temperatures and humidity GT1060 RH Fig 8 NOTE 1 If the meter is turned on for shorter than 15 minutes the STEL value will be the weighted average of readings ...

Page 6: ... be disabled during calibration mode SETUP Hold down under normal mode for more than 1 sec to enter setup mode To exit setup press in P1 0 or P3 0 and it returns to normal mode Note P2 0 is not applicable in these models but for future model with CO and CO2 measurement When entering setup mode P1 0 and AL Fig 10 are displayed on the LCD Press to go into P1 1 for setting CO2 alarm threshold The cur...

Page 7: ... calibration site Turn on the meter and hold down and simultaneously to enter CO2 calibration mode Fig 14 400ppm and CAL are blinking on the LCD while performing calibration Wait about 10 minutes until the blinking stops and the calibration is completed automatically and back to normal mode To abort the calibration turn off the meter at any time NOTE Ensure the batteries are with full voltage duri...

Page 8: ...60 minutes when CAL and humidity stop blinking Fig 16 After 33 calibration plug the sensor probe into 75 salt bottle then press to enter 75 calibration Fig 17 CAL and calibrating value 75 2 if at 25 C are blinking on the LCD with current temperature at the left Instrument is now calibrating Wait about 60 minutes until blinking stops then calibration is completed and it returns to normal mode NOTE ...

Page 9: ...1 CO2 sensor damaged E02 The value is under range E03 The value is over range E04 The original data error results in this error DP WB E07 Too low voltage to measure CO2 Replace batteries or use an adaptor E11 Retry humidity calibration E17 Retry CO2 calibration E31 Temperature sensor damaged E34 Humidity sensor damaged PC CONNECTION The meter can do PC link for on line logging and data analysis vi...

Page 10: ...CGT1050 GT1060 CO2 TEMP RH METER _____________________________________________________________________________________________ SPECIFICATION Model GT1050 Model GT1060 ...

Page 11: ...ion is 30 000ppm ASHARE Standard 62 1989 Sec 6 1 3 Comfort odor criteria are likely to be satisfied if the ventilation rate is set so that 1 000 ppm of CO2 is not exceeded WARRANTY The instrument is warranted to be free from defects in material and workmanship for a period of one year from the date of purchase This warranty covers normal operation and does not cover misuse abuse alteration neglect...

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