ETI 825-505 User manual

LIGHT METER 8051
Operating Instructions
Product code:
825-505
INSTRUMENT OPERATION - Install the batteries provided. The unit is switched on/off by
pressing the ON/OFF button. For accurate measurements hold the unit horizontally to the
light source being measured. Please note: the light sensor can be rotated up to
270 °, do not rotate it past this point as this will damage the sensor. Press the Unit button
to switch between foot-candle Ftc and Lux measurements. If the unit displays 'OL' then the
unit is outside of its measurement range.
AUTO-OFF - This unit has a 20 minute auto-power off function. If you need to disable this
function press and hold the Unit button while the light meter is off. Continue holding the
Unit button and press the ON/OFF button, release the Unit button and 'AP on/oFF' will be
shown in the display. Press the Unit button to toggle between on and off. Switch the unit off
to conrm the auto-power off is disabled/enabled.
HOLD - Press the Func button once to display 'HOLD'. Once Hold is selected the last reading
is displayed. Press the Func button three times to return to normal readings.
MAX/MIN - To check the maximum or minimum light reading, press the Func button twice
to display 'Max' or press again until 'Min' is displayed. The unit will continually monitor the
reading which will change if the unit is left in a light source. Switching the unit off will reset
the max/min reading.
LCD BACKLIGHT - Press and hold the Unit button for three seconds and release, the LCD
will illuminate. The backlight will remain on for 60 seconds if not disabled by the user within
this time. To switch the backlight off press and hold the Unit button for three seconds.
BATTERY REPLACEMENT - Replace the batteries when the Battery symbol illuminates,
using three AAA or 1.5 volt equivalent.
EMC/RFI - Instrument performance may be affected if operated within a high frequency
radio eld, such as a mobile phone, or if subjected to an electrostatic shock.
GUARANTEE - This instrument carries a one-year guarantee against defects in either
components or workmanship. During this period, products that prove to be defective will,
at the discretion of ETI, be either repaired or replaced without charge. This guarantee does
not apply to sensors/probes, where a six-month period is offered. The product guarantee
does not cover damage caused by fair wear and tear, abnormal storage conditions,
incorrect use, accidental misuse, abuse, neglect, misapplication or modication. Full
details of liability are available within ETI’s Terms & Conditions of Sale at etiltd.com/terms.
In line with our policy of continuous development, we reserve the right to amend our
product specication without prior notice.
INSTRUMENT OPERATION - Install the batteries provided. The unit is switched on/off by
pressing the ON/OFF button. For accurate measurements hold the unit horizontally to the
light source being measured. Please note: the light sensor can be rotated up to
270 °, do not rotate it past this point as this will damage the sensor. Press the Unit button
to switch between foot-candle Ftc and Lux measurements. If the unit displays 'OL' then the
unit is outside of its measurement range.
AUTO-OFF - This unit has a 20 minute auto-power off function. If you need to disable this
function press and hold the Unit button while the light meter is off. Continue holding the
Unit button and press the ON/OFF button, release the Unit button and 'AP on/oFF' will be
shown in the display. Press the Unit button to toggle between on and off. Switch the unit off
to conrm the auto-power off is disabled/enabled.
HOLD - Press the Func button once to display 'HOLD'. Once Hold is selected the last reading
is displayed. Press the Func button three times to return to normal readings.
MAX/MIN - To check the maximum or minimum light reading, press the Func button twice
to display 'Max' or press again until 'Min' is displayed. The unit will continually monitor the
reading which will change if the unit is left in a light source. Switching the unit off will reset
the max/min reading.
LCD BACKLIGHT - Press and hold the Unit button for three seconds and release, the LCD
will illuminate. The backlight will remain on for 60 seconds if not disabled by the user within
this time. To switch the backlight off press and hold the Unit button for three seconds.
BATTERY REPLACEMENT- Replace the batteries when the Battery symbol illuminates,
using three AAA or 1.5 volt equivalent.
EMC/RFI - Instrument performance may be affected if operated within a high frequency
radio eld, such as a mobile phone, or if subjected to an electrostatic shock.
GUARANTEE - This instrument carries a one-year guarantee against defects in either
components or workmanship. During this period, products that prove to be defective will,
at the discretion of ETI, be either repaired or replaced without charge. This guarantee does
not apply to sensors/probes, where a six-month period is offered. The product guarantee
does not cover damage caused by fair wear and tear, abnormal storage conditions,
incorrect use, accidental misuse, abuse, neglect, misapplication or modication. Full
details of liability are available within ETI’s Terms & Conditions of Sale at etiltd.com/terms.
In line with our policy of continuous development, we reserve the right to amend our
product specication without prior notice.
LIGHT METER 8051
Operating Instructions
Product code:
825-505

Supplied by
Electronic Temperature Instruments Ltd
Worthing · West Sussex · BN14 8HQ
01903 202151 · [e-mail] · etiltd.com 825-505/30.10.18
Range 0 to 30000 Lux or 0 to 2788 FC
Resolution 1 Lux or 0.1 FC
Accuracy ±4 % or ±50 digits
Battery 3 x 1.5 volt AAA
Battery life 20 hours
Display Custom 37 mm LCD
Dimensions 30 x 60 x 121 mm
Weight 150 grams
Specication
Range 0 to 30000 Lux or 0 to 2788 FC
Resolution 1 Lux or 0.1 FC
Accuracy ±4 % or ±50 digits
Battery 3 x 1.5 volt AAA
Battery life 20 hours
Display Custom 37 mm LCD
Dimensions 30 x 60 x 121 mm
Weight 150 grams
Specication
Supplied by
Electronic Temperature Instruments Ltd
Worthing · West Sussex · BN14 8HQ
01903 202151 · [e-mail] · etiltd.com 825-505/30.10.18