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Carbon dioxide

CO   METER

Model : GC-2028

Your purchase of this
CO2 METER MONITOR
marks a step forward for
you into the field of
precision measurement.
Although this CO2
METER is a complex and
delicate instrument, its
durable structure will
allow many years of use
if proper operating
t e c h n i q u e s   a r e
developed. Please read
t h e   f o l l o w i n g
instructions carefully
and always keep this
manual within easy
reach.

       OPERATION MANUAL

Содержание GC-2028

Страница 1: ...eld of precision measurement Although this CO2 METER is a complex and delicate instrument its durable structure will allow many years of use if proper operating t e c h n i q u e s a r e developed Ple...

Страница 2: ...nal 4 3 11 DC 9V Power Adapter Input Socket 4 3 12 Reset button 4 3 13 CO2 Probe Head 4 3 14 CO2 Probe Handle 4 3 15 CO2 Probe Plug 4 4 MEASURING PROCEDURE 6 4 1 CO2 measurement 6 4 2 CO2 alarm settin...

Страница 3: ...red value on display Records Maximum and Minimum readings with Recall RS232 USB computer interface Microprocessor circuit assures maximum possible accuracy provides special functions and features Heav...

Страница 4: ...setting setting CO2 alarm value setting CO2 altitude value setting Alarm Function Setting for CO2 measurement value Data Hold Freeze the display reading Memory Recall Maximum Minimum value Display Ap...

Страница 5: ...Approx DC 128 mA for 10 period Weight Main instrument 372 g 0 82 LB Battery is included CO2 probe 158 g 0 35 LB Dimension Main instrument 173 x 68 x 42 mm 7 9 x 2 7x 1 2 inch CO2 Probe 185 x 38 x 26...

Страница 6: ...reading 23 5 1 000 ppm 3 000 ppm 250 ppm typically 3 000 ppm reference only Repeatability 20 ppm 3 000 ppm Range 0 to 50 32 to 122 Temperature Resolution 0 1 degree Accuracy 0 8 1 5 Above specificatio...

Страница 7: ...Button Enter Button 3 5 Set Button Button 3 6 Alarm Button 3 7 Battery Compartment Cover 3 8 Stand 3 9 Input socket 3 10 RS 232 Output Terminal 3 11 DC 9V Power Adapter Input Socket 3 12 Reset button...

Страница 8: ...se Time of CO2 is 2 min typically however it is depend on the environment air circulation 3 The meter Temp display unit is defaulted to If intend to let the meter s temperature unit default to then pl...

Страница 9: ...n 3 4 Fig 1 once the REC MAX symbol along with the maximum value will appear on the display If intend to delete the maximum value just press the Hold Button 3 3 Fig 1 once then the display will show t...

Страница 10: ...unit AL Setting the CO2 alarm value ALt Setting the CO2 altitude compensation value 5 1 Auto power ON OFF When the lower display show PoFF 1 Press the Enter Button 3 4 Fig 1 once the upper display wil...

Страница 11: ...3 Fig 1 will escape the Advanced Setting procedures without saving the value function into the circuit memory 5 3 Setting the CO2 alarm value When the lower display show AL 1 Press the Enter Button 3...

Страница 12: ...value with default If before press the Enter Button just press the ESC Button 3 3 Fig 1 will escape the Advanced Setting procedures without saving the alarm value into the circuit memory 6 RS232 PC S...

Страница 13: ...data 1 When send the lower display data 2 D12 Annunciator for Display D11 01 PPM 19 02 D10 Polarity 0 Positive 1 Negative D9 Decimal Point DP position from right to the left 0 No DP 1 1 DP 2 2 DP 3 3...

Страница 14: ...V battery UM3 AA Alkaline heavy duty x 6 PCs and reinstate the cover 4 Make sure the battery cover is secured after changing the battery 8 SYSTEM RESET If the meter happen the troubles such as CPU sys...

Страница 15: ...for the requirement for different environment however it is for reference only Building office home 1 000 PPM School 1 500 PPM Hotel public area 1 500 PPM Indoor swimming pool 1 500 PPM ASHRAE 1 000 P...

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