GRAPHTEC GL840 User Manual page 114

CHAPTER 3 Settings and Measurement
Illuminance / Ultraviolet Sensor (GS-LXUV: optional) setting
Performs the setting related to the input to the illumination / ultraviolet sensor.
The Setting screen is displayed at the end of the group by connecting the illumination / ultraviolet sensor and
turning On the GL840's power.
(1)-34 Input setting
This is used to select the input conditions.
Setting
Off
1ch ILLUM.
2ch UV
3ch ACC. ILLUM. Used to measure the accumulated illuminance.
4ch ACC. UV.
5ch to 8ch No AMP
(1)-35 Range setting
This is used to select the illuminance range to be measured. The ultraviolet and accumulated ultraviolet ranges
are fixed.
Setting
ILLUM.
UV
ACC. ILLUM.
ACC. UV.
(1)-36 EU setting
The unit of Illumination/ultraviolet is converted.
Refer to "(1)-5 EU (Scaling settings)" in "3.4 Setting Menus".
There is no "EU Function" for accumulated illuminance and accumulated ultraviolet.
Even if the scaling setting is applied to the original measured value of CH, the accumulated illuminance is
not reflected in the accumulated illuminance CH.
3-38
The input signal is not measured. The waveform and digital display also are not performed.
Used to measure the illuminance
Used to measure the ultraviolet.
Used to measure the accumulated ultraviolet.
When connecting the two GS series and terminal / addapter using a branch adapter for GS, the
following combination is displayed.
Combination CH1 to 4
TH+LXUV TH
TH+CO2 TH
LXUV+CO2 LXUV
Symbols in the table are as follows:
TH: Temperature and humidity sensor
LXUV: Illumination / ultraviolet sensor
CO2: CO2 sensor
2000, 20000lx, 200klx (operates in conjunction with 3ch)
30mW/cm fixed range
2
2000, 20000lx, 200klx (operates in conjunction with 1ch)
30mW/cm fixed range
2
Description
CH5 to 8
LXUV
CO2
CO2
Description