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high-tech light meter cost hp881b manufacturers for electronic

high-tech light meter cost hp881b manufacturers for electronic

High-tech light meter cost hp881b manufacturers for electronic

Model
HP-881D
MOQ
500
Payment
T/T
Brand
HoldPeak
Delivery Time
45 days
Port of shipment
ZHUHAI
Dimensions
174×51×32mm
Price
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Quantity Needed:
Pieces
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Company Advantages
1. HoldPeak is innovatively designed by our experienced designers. The product features a wide measuring range
2. This product is especially useful for fields which require high pure water quality such as cell culture, protein purification, and molecular biology. The product is shockproof due to its sturdy housing
3. Delivering the quality product has always been our chief concern. With sturdy housing, it has a long service life
4. The product has been rigorously tested on various aspects and its quality has been recognized by professional QC team. This product has an auto low power mode for energy saving

Your purchase of this DIGITAL LUX METER marks a step forward for you into the field of precision measurements. Although this LUX meter is a complex and delicate instruments, it’s ruggedness will allow many years of use if proper operating techniques are developed. Please read the following instructions carefully and always keep this manual within easy reach.

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Model NumberHP-881D
DisplayMaximum reading value display 3999
Ranges1-400,000Lux.;Resolution: 0.1Lux/Fc
Accuracy≤10,000Lux: ±4%rdg±0.5%f.s; ≥10,000Lux:±5%+10digits(Calibrated to standard incandescent lamp at color temperature 2856K)
Repeatability±2%; Temperature:±1℃
Photo detectorone silicon photo diode with filter
Operation temperature-humidity-0℃ to 40℃(32℉-104℉)  0~70%Rh
Storage temperature-humidity-10℃ to 50℃(14℉-122℉)  0~80%Rh
Dimension174×51×32mm
Weightapprox. 188 g (including battery)
Power Supplytwo1.5V battery
Consumption current approx3mA
AccessoriesInstruction-manual


Recommended illuninaton


OFFICE

Conference, reception room

200~750Lux

Clerical work

700~1,500Lux

Typing drafting

1,000~2,000Lux

FACTORY

Packing work, entrance passage

150~300Lux

Visual work at production line

300~750Lux

Inspection work

750~1,500Lux

Electronic parts assembly line

1,500~3,000Lux

HOTEL

Public room, cloakroom

100~200Lux

Reception, cashier

220~1,000Lux

STORE

Indoors stairs corridor

150~200Lux

Show window, packing table

750~1,500

Forefront of show window

1,500~3,000

HOSPITAL

Sickroom, warehouse

100~200Lux

Medical examination room

300~750Lux

Operation room, emergency treatment

750~1,500Lux

SCHOOL

Auditorium, indoor gymnasium

100~300Lux

Class room

200~750Lux

Laboratory, library, drafting room

500~1,500Lux


Product Features


high-tech light meter cost hp881b manufacturers for electronic-2
FEATURES

1) Precise and easy readout.
2) High accuracy in measuring.
3) LSI-circuit use provides high reliability and durability.
4) Permits a wide range of light measurements.
5) LOW BATTERY indicator.
6) Adjusting zero automatically and excellent operation.
7) LCD display provides low power consumption and clearly read out evening high ambient light.
8) Separate LIGHT SENSOR allows user take measurements at an optimum position.

PANEL DESCRIPTIONS

1.Photo detector
2.LCD display
3.Celsius and Fahrenheit temperature conversion
4.Range select button .Long press to exit RANGE state and enters the AUTO state
5.Short press can record data, press once time will record a data.
6.MAX and MIN selection button.
7.Back Light Button Switch
8.Press the “REL” key, the meter enters relative measuring mode, “REL” is displayed on the LCD and the present reading becomes the reference value and displayed on the display
9.Select FC units. When reading data state, Press the  look down keys
10.The switch button, press the first boot, twice will shutdown.
11.Select the Lux units.
HOLD key: Press the “HOLD” key to lock display
12.value, and the “DH” sign will appear on the display, press it again to exit

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OPERATION INSTRUCTIONS

1.Connect the battery, and then press the button to “ON”
2.Remove the photo detector cap and face it to light source in a horizontal position
3.Read the test value from the LCD display
4.Over range: if the instrument only display one “OL” in the LCD, the input signal is too strong, and a higher range should be selected
5.Data-Hold mode: press the HOLD key to select Hold model. When HOLD mode is selected, the LUX meter stops all further measurements and the test value with hold on the LCD. Press the button “HOLD” to the “ON”, the hold value will be cancelled
6.When the measurement is completed, replace the photo detector cap and turn the power selector OFF
7.When testing on strong light source(over 100k lux),the measure head need to close to light source slowly for measure .if can't test,move measure head away and test it again

BATTERY CHECK-UP & REPLACEMENT

1.It is necessary to replace another one 9V battery, when left corner of LCD display show“”
2.After turning off the meter, press the battery cover and push in the direction of the arrow to open
3.Disconnect the batter from the instrument and replace it with a standard 9-volt transistor battery and go for the cover.

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Replacement


  •  

    1) The white plastic disc on the top of the detector should be cleaned with a damp cloth when necessary

  •  

    2) Do not store the instrument where temperature or humidity is excessively high

  •  

    3) The reference level, as marker on the face plate, is the tiof thep photo detector globe

  •  

    4) he calibration interval for the photo detector will vary according to operational conditions, but generally the sensitivity decreases in direct proportion to the product of luminous intensity by the operational time. In order to maintain the basic accuracy of the instrument, periodic calibration is recommended


Product certificate


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Company Features
1. Zhuhai JiDa Huapu Instrument Co.,Ltd is a well-known manufacturer of light meter cost based in China. Our reputation proves our manufacturing capability.
2. Zhuhai JiDa Huapu Instrument Co.,Ltd has a group of high-quality technical team.
3. We continuously optimize our products as well as our processes. The objective is to always remain a modern, dynamic and value-adding partner.
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