BONGSHIN LOADCELL CO., LTD.

FEB, 2014Specifications are subject to change without notice*148,SANGDAEWON-DONG,JUNGWON-KU, SEONGNAM-CITY, GYEONGGI-DO, KOREA TEL : 82-31-742-6661 www.bongshin.comFAX : 82-31-742-6664 E-mail : loadcell@bongshin.com

96x96mm SizeHigh Precision, High Speed Digital Indicator

For:- High speed weighing applications

- Force, pressure & torque measurements

Features:- 24 Bit Sigma-Delta A/D converter for high accuracy- High-speed A/D and D/A conversion at 2000times/sec- Simulative (mV/V memory) or live load calibration- Digital linearization function- Low/High limit display- Low/OK/High Relay contact output- Hold or peak hold function- Serial command to set limit values (max. 32 ID)- Sensor output check function- Isolated analog output (Option 1, 2)- Power source AC85~240V (Free voltage)

Model

ORDERING INFORMATIONBS - 3520

1 : AC 85 ~ 240V, 50/60Hz (Free Voltage)

1 0MODEL

Operating Voltage

Output

SPECIFICATIONSFRONT

REAR±0.3 Vpp or less10M or more24 bits2,000 times/secLED, 7 segments 14.1mm high 6 digit

1,000times/sec ~ 1times/sec" " Minus signLO, OK, HI, HOLD, ZERO1,2,5,10, 20, 50 selectableSelectable to any pointsAC 85 ~ 240V, 50/60Hz (Free voltage)Approx. 20VA-10 C ~ 50 C

Display speedPolarity indication (-)AnnunciatorsDisplay increments

Input noiseInput impedanceA/D internal resolusionA/D sampling speed

Approx. 700gWeight

Decimal pointsPower sourcePower consumptionOperating temperature

0.01% F.S. max.Non-linearity

0.2 V/Digit (min.)Min. input sensitivity

DC 5V, 60mA (350 ohm x 4 load cells)Load cell excitation

Zero : ±0.1 V/°C RTI max.SPAN : 10ppm/°C max.

Temperature drift

Display

Analog signal input range -34mV ~ +34mV

Max. display resolusion 1/20,000

SeriesBS-3520

-

0) Relay 3CH Output &Serial Output (RS-232C & RS-422/485)

Output Standard

Options

LED, 7 segments 8.0mm high 5 digit(-) 19999 ~ (+) 19999 (min. division: 1)Maximum display

MeasurementHigh/Low

M41

LO

LOW HIGH

O K HI HOLD ZERO

BS DIGITAL INDICATOR- 3520

PANEL CUT

92

92

91

91

96

96

6 126 9141

EX

C +

EX

C

CO

M2

L 3

L 2

L 1

ZE

RO

CO

M1

HO

LD

6INPUT OUTPUTLOAD CELL

7 8 9 10 11 121 2 3 4 5

+ - + -TLOVRRUC

AC85~AC240V48Hz~63Hz

+-

SIG

SIG

SH

IELD-

23

1) DC 0~±10V Isolated Analog Output

2) DC 4~20mA Isolated Analog Output

3) BCD Parallel Output

(User-changeable to DC 0~±5V)

(User-changeable to DC 0~20mA)

(-) 199950 ~ (+)999950 (min. division: 50)

Example) Option 1 : Relay 3CH + RS-232C +RS-422/485 + DC 0~±10V Output

0 : (Standard) Relay 3CH Output & Serial Output (RS-232C & RS-422/485)

1 : DC 0~±10V Analog Output (Option)2 : DC 4~20mA Analog Output (Option)3 : BCD Parallel Output (Option)