Boshi Electronic Instrument GY-4 User manual

GY-4 Fruit Penetrometer
Users’ Manual

Function
GY-4 Series fruit penetrometer special for inspecting the hardness of the fruits,
such as banana, apple, pear, strawberry, grape and so on. Judging the
harness and mature of the fruits will good for breed, deposited, export,
transport, machining, etc. They are widely used for fruit research department,
fruit company, fruit farm, college and so on.
Caution:
Do not apply excessive load than rated, should sensor be
damaged, and further heavy load is applied, parts may be
broken, which may cause accident.
Specification
high accuracy and resolution;
peak hold function;
peak automatic clearance function;
Tolerance limit(up and down limit);
automatic power off function;
3 units available
full range 150% overload;
reset acceleration of gravity function;
LCD screen turn direction function;
large memory(896 value data);
inductive background light;
With output signal to control motorized test stand;
RS-232C to USB Port;
P1

Match synchronous analysis software, which can connect to
PC to get synchronous graph, and also can reserve, print,
analysis and so on.
Technical Specifications
Model GY-4
load limit 20kg
load resolution 0.01kg
Accuracy ±0.5%
unit N，kg, lb,
interface RS-232-USB
Battery Ni-Hi 7.2V 1800mAh
power supply Input110~240V 50-60Hz 200mA
Output9.4V 600mA
sensor high precision sensor
working
temperature
5℃~35℃
transporting
temperature
-10℃~60℃
comparative
humidity
15%~80%RH
working
environment
No shaking and no causticity
Pressure
Diameter
3.5mm 8mm 11mm
Pressure Depth 10mm
weight 1.5kgs
Dimension L245mm*W66mm*H36mm
Remark Digital fruit Penetrometer
P2

Screen description
.MEM①
MEM will light up when memory data exist, press “DATA ”to look
over the value data.
.PEAK②
3 modes: PEAK, AUTO PEAK ,TRACK. When on PEAK mode, the
value won’t disappear until press ZERO key; When on AUTO PEAK
mode, the value will disappear 1-9 seconds later ; when on TRACK
mode, it can get real-time value.
.CMP③
CMP will light up when comparator is on.
.④
Will flash when battery voltage falls below 7.0V. If so, connect
gauge to AC adaptor.
.UNIT⑤
3 units available: N, Kg, lb
P3

.MAX⑥
Above up limit , MAX shows.
.MIN⑦
Above low limit , MIN shows.
Key function
ON
Turn on the power, before testing press ZERO key first.
OFF
Power is switched off.
MEMO
Press MEMO key to save value data; Press DATA key to look over
saved value; Press ZERO key to clear and press SEND key to output.
UNIT
3 units available: N, Kg, lb,
PEAK
3 modes convert automatic: PEAK ,AUTO PEAK, TRACK.
P5

SEND
Press SEND key to change the direction of the reading. On the
mode of SET, the function is forward.
DATA
Press DATA key to look over the memory data, and press ZERO
key to exit.
ZERO
Displayed load value becomes zero. Used for clearing test data
and setting load value to zero.
SET
Press SET key 1 time , it will show “TEST”, 2 seconds later it
will shows testing window; press “TEST”key 2,3,4,5,6,7 times,
it will shows “ AODT”，“LODT”，“HIDT”，“CPDT”，
“LIGHT”，“OFFT”one by one , after 2 seconds it will shows
relevant information , using SEND key(forward) and MEMO key
(rightward) to adjust, when “SETEND”shows on LCD , then you
can start to test.
WARNING
1. Please do not hit the LCD or put object on LCD.
2. Do not press the keys with point tools.
3. Do not store or operate in the follow conditions
Wet area
Dusty area
Where oil or chemicals
Where is shake
4. When your hand is wet, please do not plus the adaptor, to avoid electrical
shock.
5. Clean dirt and dust from tester with soft cloth. After dipping cloth in the
neutral detergent water and squeeze out water, and clean dirt with the cloth.
Do not use volatile chemical liquid to clean the tester, such as benzene,
thinner, alcohol, etc.
6. Please take the tester the tester lightly.
P6

7. Please do not dissemble the tester. It will damage the tester.
8. If there is fault, please contact with the seller or the factory.
Dimensions