dacell DN550A User manual

DIGITAL INDICATOR
DN550A
- INSTRUCTION MANUAL -
DACELL CO.
TEL:+82-43-260-2242
FAX:+82-43-260-2242
WEBSITE:http://www.danaloadcell.com
EMAIL:dana@danaloadcell.com

DIGITAL INDICATOR
550A
1
CONTENTS
1
1.
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P
PR
RE
EF
FA
AC
CE
E
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2
2.
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S
SP
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IF
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ON
NS
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2
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3.
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F
FR
RO
ON
NT
T
P
PA
AN
NE
EL
L
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4
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4.
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I
IN
NS
ST
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LL
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AT
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IO
ON
N
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9
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5
5.
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ON
N…
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11
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6
6.
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SE
ET
T-
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UP
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8
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7.
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IN
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RF
FA
AC
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3
37
7

DIGITAL INDICATOR
550A
2
CHAPTER 1 PREFACE
1-1 INTRODUCTION
This indicator has been designed with top reliability under rigid quality control and
outstanding performance. Thank you very much for your purchasing of our digital
weighting indicator.
This maintenance manual will help you to achieve the proper & satisfactory operation and
to avoid mishandling & abusing indicator.
Please keep it handy for future reference.
1-2 PRECAUTION
• Check the voltage of electricity at the outlet.
• Avoid subjection the indicator to sudden extreme temperature changes.
• Keep away from high-voltage cables or other applications that produce
electrical shock or noise.
• Keep the indicator in a dry place.
• Do not clean with volatile substance or inflammables.
1-3 FEATURES
•. Watch dog timer guards for self-diagnostic.
• Photo-Coupler used for the protecting against certain external-noise.
• The external field switch can be directly connected to 5pins terminal located at the
rear panel for the remote control of some keyboard function
(ZERO, TARE, TARE-RESET,HOLD, HOLE-RESET,PRINT,START,STOP,NET/GROSS)
• Weight back-up when power is off.(No need battery)
• Powerful display against the water and dusty by the Lexan Film.
• Basic installed RS-232C and CURRENT LOOP.
•.OPTION
① PRINT I/F: Centroics Parallel
② Analog Out-put(V-out): 0∼10V,0∼5V
③ Analog Out-put(I-out): 4∼20mA
④ Serial I/F:RS422,RS485
⑤Parallel I/F:BCD Out-Put
1-4 STANARD ACCESSORIES
·POWER CODE : 1
·FUSE : AC250V : 2 ( 250V 0.5A )
·Load Cell Connector : 1 (N16-05)
·Instruction Manual : 1
·SERIAL Interface Connector: 1

DIGITAL INDICATOR
550A
3
CHAPTER 2. Specification
2-1.Analog Input & A/D Conversion
2-2. Digital Part
INPUT SENSITIVITY 0.45㎶ / D
ZERO ADJUSTMENT RANGE - 0.6mV ∼ + 42.0mV
LOAD CELL EXECITION DC 10V (±5V)
INPUT VOLTAGE 32mV
TEMPERTURE_DRIFT 영점 : ±20 PPM / ℃
SPAN : ±20 PPM / ℃
INPUT NOISE ±0.6㎶ P.P
A/D CONVERTER TYPE DUAL SLOPE TYPE
A/D CONVERTER RESOLUTION 1/65,000 Count(16bit)
A/D CONVERTER SPEED 20time/sec
NON-LIEARITY 0.01% OFFULL SCALE
Main Display Weighting
7-Segment 7 digit Highly
Bright Fluorescent
Letter Size :12.7(H)
()
Set Point
Display
Visible Display
FINAL(5 Digit), DRIBB(4 Digit),
FREE FALL(3 Digit),
FORMULA(2 Digit), BIN(2 Digit),
TOTAL WEIGHT(8 Digit).
7-Segment 12 digit 적색 FND
문자크기 :9.2(H) ×4.8(W)mm
Division ×1, ×2, ×5, ×10, ×20, ×50
Max Prine +550000
Weighing Part
Under Zero "-"Minus Sign
State STEADY, ZERO, TARE, GROSS,
SP1, SP2, RUN " ▼"Sate Lamp
K e y Number and Function Key Can you be use to 12 key for
The number and Function

DIGITAL INDICATOR
550A
4
2-2. General
2-4. OPTIONS
◆ RS-232C, Current Loop: Standard Installed
Power Requirements
AC110/220V (±10%), 50/60Hz
Average 50VA
Operation Temperature 0℃ ∼ 40℃
Maximum Humidity 85% Rh MAX(NON-Condension)
Physical Dimension 220(W) ×105(H) ×170(D)mm
NET Weight Appr. 3 kg
OP1 Printer I/F : Centronics Parallel
OP2 Analog Out : V - out(0∼10V)
OP3 Analog Out : I - out(4∼20mA)
OP4 Serial I/F : RS 422, RS 485
OP5 BCD Out - put

DIGITAL INDICATOR
550A
5
CHAPTER 3. DISPLAY AND KEY BOARD PART
3-1. 상태표시(▼)
• STEADY : This lamp will turn on at the stable weight.
• ZERO : This lamp will turn on at the zero weight .
• TARE : This lamp will appear when a tare weight has been entered and stored .
• GROSS : Weighing display is off when the display show the net weight except .
• SP1 : This lamp will appear when the weight is same as SP1 setting value.
• SP2 : This lamp will appear when the weight is same as SP2 setting value.
• RUN : This lamp will appear when the weight is start
3-2. KEY USED
▶To make the weight of center “ 0 ”
User Selected within ±2%,±5%,±10% or ±20% of the Maxinum Capacity.
▶ To input each kind of setting value as aumbering key “ 1 ” key
You can check and change the part number if you push the “clear”and “1” key
▶ To be used for start and stop key when you operarte the weight and out-put.
▶ To input each kind of setting value as a numbering key “2”
You can see the serial number,if you push the “CLEAR” and “2” key.
▶To be used for the removing of tare weight.
To be used for “ TARE ” key, push the “ 3 ” key and input the
TARE Weight and push the “ENTER” key
▶To input each kind of setting value as a numbering key ” 3 ”
You Can select the NET/GROSS, if you push the “CLEAR” and “ 3 ” key

DIGITAL INDICATOR
550A
6
▶ Revise of code number “4”Press this key. The code will revise after
numbering of FORMULLA.
▶ To input each kind of setting value as a numbering key “4”
You can print the sub data, if you push the “CLEAR” and “4” key
▶To input bin of setting value as a numbering key ”5 ”
▶ Change of Bin number: Push the “ 5 “key and change the Bin number and push
the “ENTER”.
To input each kind of setting value as a numbering key “ 5 ”
▶ To be used for start and stop key when you operate the weight and out-put.
▶ To input each kind of setting value as a numbering key “6 ”
You can see the serial number,if you push the “CLEAR” and “6 ” key.
▶ To be used for input the target weight
▶ To input each kind of setting value as a numbering key “7 ”
You can print the 50 goods grand data,,if you push the “CLEAR” and “7 ” key
▶TO be use for change DRIB value.
▶To input each kind of setting value as a numbering key “8”
If you push “clear” and “8” key, you can see the Final-DRIB Limit price,
You can use for change this price
You can change the Free Fall amount to be fit the the target weight
▶ To input each kind of setting value as a numbering key “9 ”
You can see the date and time if you push the “clear” and “9 ” key
If you have option the printer I/F you can see the real time, and you can
Use this key for change the time and date
To be used for print by hand
▶To be used for transmitting of data
▶To input each kind of setting value as a numbering key “0’
▶You can delete the now code data, if you push the “CLEAR” and “0” key
▶To be used for the setting of scale division. (Circularly x1, x2, x5…)
▶To be used for the clearing or revising when each kinds of setting value are input.
▶To be used for the setting of “F-Function”
▶To be used for the returning of converse mode when the indicator is calibrated..
▶To be used for the memorizing of each kinds of setting.
▶To be used for the memorizing of F-Function data when set-up.
▶ To be used for the calibration.

DIGITAL INDICATOR
550A
7
To be used for the Hidden Key
HIDDEN KEY
You can change a key number if you push the other key wihten 2second
You can see and change of the under limit price.
You can see and change of the over limit price.
Delete of the total print data
Total Data Clear.

DIGITAL INDICATOR
550A
8
3-3. Rear Panel
①POWER AC IN
- Power switch (ON/OFF)
- Fuse : AC250V 0.5A
- ACIN : Power Source :110V,120V,220V or 240VAC,50/60HZ
②OPTION 1: BIN OUTPUT
③OPTION 2
- I/F Connector Will install when option board is used.
- BCD out, Printer I/F ANALOG out, Serial I/F, etc
④ADJUST : This adjustment is for the zero value & the span calibration by dipswitch
(1∼6번 : ZERO, 7∼8 : SPAN )
⑤LOAD CELL CONNECTIO (N-16)
EX+(+5V) ……………………… PIN 1(RED)
EX-(-5V) ……………………… PIN 2(WHITE)
SIG + …………………………… PIN 3(GREEN)
SIG - …………………………… PIN 4(BLUE, BLACK)
SHIELD ……………………… PIN 5(SHIELD)
⑥SERIAL I/F
-RS232C/CURRENT LOOP Standard installed(9p-D-TYPE female)
⑦External Input :Remote control at extenal panel
(1.start 2.stop 3.auto/manual 4.zero)
⑧Relay output.
6Relay out set A points: You can controlled this
1. DRIBBLE VALUE (90% Output). 2. Final (100% Output). 3.BIN FINISH. 4.BATCH FINISH
5. In operation, 6. ZERO

DIGITAL INDICATOR
550A
9
CHAPTER 4. INSTALLATION
4-1. OUT-DIMENSION & CUTTING SIZE
(OUT-DIMENSION(UNIT):mm
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