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Ultrasonic range finder

Type Functions Picture
J-811 1. Function
Measures in imperial / metric
2) Start point selection
3) Data store / recall
4) Computes areas and volumes
5) 5 groups of value in memory
6) Sum of lengths
7) Auto/manual shut-off
8) LCD backlight
9) Key sound, beeps for wrong reading finding and reading confirmation


2. Specification
1) Measuring rang: 0.3 m-15 m (10 inch - 50 feet)
2) Settings:
SET: Switch measures from front or rear of unit
M/Ft: Switch measures in metric/imperial
3) Accuracy: ¡À1% of reading
4) Response time: 2 sec
5) Power supply: 9V batteries
6) Current consumption: a
A. Stand-by current:¡Ü60 u AA
B. Before measuring current: ¡Ü10 m A
C. Operating current: ¡Ü45 m Am A 7) Auto shut-off: 60 sec (approx)
8) LCD backlight: active in 6 sec (approx)
9) Operation environment: Temperature: 0 ~ 40¡æ
Humidity: 45% - 90%
10) Store temperature: -10¡æ ~ +60¡æ
11) Dimension: 53*180*38mm
12) Weight: 150g (with battery)

 

J-812 1. Function
1) Measures in imperial / metric
2) Start point selection
3) Computes areas and volumes
4) Sum of lengths
5) Auto/manual shut-off
6) LCD backlight
7) Low battery warning
8) Key sound, beeps for wrong reading finding and reading confirmation


2. Specification
1) Measuring rang: 0.3 m - 15 m (10 inch - 50 feet)
2) Settings: SET: Switch measures from front or rear of unit M/Ft: Switch measures in metric/imperial
3) Accuracy: +1% of reading
4) Response time: 2 sec
5) Power supply: 9V battery
6) Current consumption: a
A. Stand-by current: 60 u A
B. Before measuring current: 10 m A
C. Operating current: 45 m A
7) Auto shut-off: 60 sec (approx)
8) LCD backlight: active in 6 sec (approx)
9) Operation environment: Temperature: 0 ~ 40¡æ Humidity: 45%-90%
10) Store temperature: -10¡æ ~ +60¡æ
11) Dimension: 53*180*28mm
12) Weight: 150g (with battery)
J-831
1. Function
1) Measures in imperial / metric
2) Start point selection
3) Computes areas and volumes
4) Sum of lengths
5) Auto/manual shut-off
6) LCD backlight
7) Low battery warning
8) Key sound, beeps for wrong reading finding and reading confirmation

2. Specification
1) Measuring rang: 0.3 m - 15 m (10 inch - 50 feet)
2) Settings: SET: Switch measures from front or rear of unit M/Ft: Switch measures in metric/imperial
3) Accuracy: ¡À1% of reading
4) Response time: 2 sec
5) Power supply: 4*AAA batteries
6) Current consumption: a A. Stand-by current: 50 u A B. Before measuring current: 10 m A C. Operating current: 45 m A
7) Auto shut-off: 60 sec (approx)
8) LCD backlight: active in 6 sec (approx)
9) Operation environment: Temperature: 0 ~ 40¡æ Humidity: 45%-90%
10) Store temperature: -10¡æ ~ +60¡æ
11) Dimension: 54*100*27mm
12) Weight: 200g (with battery)

Henan Hi-Tech Instruments Co., Ltd     www.meterchina.cn
Address: 2-1-1, No.21 Jingba Road, Zhengzhou 450003, Henan, China
Tel: +86-371-63612305,68042519,         Fax:+86-371-63616879
email:sales@meterchina.cn,     hujianwei371@yahoo.com.cn
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