Model	51011	51012	51021
Standard	Conforms to class A of JIS C1609-1 2006 "Illumination Meter"		Conforms to class AA of JIS C1609-1 2006 "Illumination Meter"
Photoelectric element	Silicon photodiode
Display	Liquid crystal display (number of 7 digits); maximum effective display:999; (0 or 0's to indicate the number of digits)
Measurement cycle	Twice per second
Measuring range	0.0 to 99.9/999/9,990/ 99,900/999,000lx		0.00 to 9.99/99.9/999/9,990/ 99,900/999,000lx
*Accuracy()**	±4% rdg ±1dgt (under 3000lx) ±6% rdg ±1dgt (over 3000lx)	±2% rdg ±1dgt (under 3000lx) ±3% rdg ±1dgt (over 3000lx)
Response time	Automatic range : 5 sec; Manual range: 2 sec
Fatigue characteristics	±2%	±1%
Temperature characteristics	±5%	±3%
Characteristics of oblique incident light	Angle of: 10° ±1.5% 30° ±3% 60° ±10% 80° ±30% (deviation from cosine characteristics)	Angle of: 10° ±1% 30° ±2% 50° ±6% 60° ±7% 80° ±25% (deviation from cosine characteristics)
Characteristics of visible region relative spectral response	Devation from the standard spectral luminous efficiency: f1' within 9 %	Deviation from the standard spectral luminous efficiency: f1' within 6 %
Operating temperature / humidity	-10 to 40°C 80% RH or less; no moisture condensation
Function	Response switching, Range Hold, Timer Hold, Deviation display, Auto power off		Response switching, Range Hold, Timer Hold, Deviation display, Auto power off, Color correction factor setting,Average illuminance computation, Ripple measurement, Light source luminous intensity measurement, Measurement of totalized intensity of illumination
Communication	USB
Output	DC 1V ±5% (fixed range); load resistance: 100kO or more
Dimensions, weight	Approx. 67(W) x 177(H) x 38(D) mm; Approx. 260g
Power supply	AA (LR6) x 2 OR USB supply (5 VDC ±5%)
Accessories attached	Instruction manual; dry cell (built in); soft case; recorder output plug

More products YOKOGAWA

YOKOGAWA GS820 MULTI CHANNEL SOURCE MEASURE UNIT

• DC voltage/current reference, pulse voltage/current source
• V-I curve trace, semiconductor parametric test
• Programmable arbitrary waveform generation
• Electric load, resistance measurement
• Production test

YOKOGAWA - DLM2000 MIXED SIGNAL OSCILLOSCOPES

• Lineup includes 200 MHz, 350 MHz, 500 MHz bandwidth models
• Lightweight and compact
• Large 8.4-inch LCD display
• Long memory: Up to 250 M points (with /M3 option)
• High speed sampling: Up to 2.5 GS/s (1.25 GS/s with 4 ch)

YOKOGAWA CLAMP-ON TESTER CL130 (ACA, ACV, 600A)

• AC current measurement with current ranges up to 600A
• AC voltage and resistance measurements
• 30mm in diameter of measurable conductor
• Mean value display
• Data hold function

YOKOGAWA - DLM4000 MIXED SIGNAL OSCILLOSCOPES

• DLM4038 350MHz
• DLM4058 500MHz
• (Standard) 8 analog channels or 7 analog channels + 8 bit logic
• (/L16 option) 8 analog channels + 16 bit logic or 7 analog channels + 24 bit logic
• Motor control & inverter circuit development
• Reliable triggering
• Best in Class Deep Memory & Architecture
• Two fully independent zoom windows

YOKOGAWA - WT500 MID-RANGE POWER ANALYZER

• Current range: 0.5 to 40 A
• Voltage range: 15 to 1000 V
• Basic Power Accuracy: 0.1%
• frequency range: DC 0.5 Hz to 100 kHz

YOKOGAWA - DIGITAL LUX METERS 51000 SERIES

• Wide measurement range, high accuracy
• Spectral response characteristics for visible range
• Good oblique incident light characteristics
• USB communication and USB power supply
• Recorder output

YOKOGAWA DIGITAL RESISTANCE METER 7556

• Wide operating rangeability (1 Ohm range to 100 M Ohm range)
• Full remote controlability via the standard RS232C serial, or optional GP-IB interfaces
• Software based calibration
• Printer output of measurement, and statistical analysis results

YOKOGAWA AQ1200 COMPACT OPTICAL TIME DOMAIN REFLECTOMETER

• Applicable for installation and maintenance
• Models with a wavelength dedicated for maintenance of live fibers.
• These tri-wavelength models has two ports.

YOKOGAWA AQ7280 MODULAR OPTICAL TIME DOMAIN REFLECTOMETER

• Reliability: Robust design for operating under harsh field conditions. Proven operating system assuring stability, prompt response, and superior protection against software virus attacks.
• Ease-Of-Use: Dual operation mode by multi-touch touchscreen and hard-key buttons. Fully automatic measurement and easy-to-read analysis reports through new software applications.
• Speed: Lightning startup time. Multi-tasking operation to enhance productivity. Immediate reporting via wireless connectivity.

YOKOGAWA AQ1000 ENTRY LEVEL OPTICAL TIME DOMAIN REFLECTOMETER

• Wavelengths: 1310 / 1550 nm
• Dynamic ranges: 32 / 30 dB
• Size: 185 mm (W) � 116 mm (H) � 56 mm (D) ( 7.3" (W) � 4.6" (H) � 2.2" (D) )
• Weight: 660 g ( 1.46 Lbs )