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Product Description

GM8804C-8 Weighing indicator

The weighing indicator is a robust and adaptable indicator, designed to meet all basic weighing needs and is exceptionally versatile in building systems with PLC/PC with many options of communication ports including PROFIBUS-DP.

  • Key Features
  • Specification
  • Dimension
● Easy-to-use weighing indicator 
● Splash proof front panel and keys (IP-65) 
● I/O points (8 input, 12 outputs) as standard
● Gross weight and net weight weighing modes
● Automatic tare subtracting and tare clearing function
● The upper/lower limit setting can be executed via Modbus-RTU
● Multi-Function Weighing Indicator with the proper optional interface
● Performs many operations from weighing to field bus networking applications
● Standard RS-232/RS485 interface and optional analog output / PROFIBUS-DP interface

INIDICATOR POWER

Power Supply

90V260V AC 50Hz(or 60Hz)±2%

Power Consume

About 15W

A/D CONVERTER

Type

24-bit Delta-Sigma

Analogue input range

0mV to 30mV

Linearity

<0.01%FS

Gain Drifting

10PPM/℃

Minimum Sensitivity

0.5 µ V/d

Conversion Rate

120/s

Display Accuracy

1/100,000

CALIBRATION & WEIGHING FUNCTIONS

Calibration

By test weight or by electronic calibration

Digital Filter

FIR filter with 9 selectable levels

Weighing Functions

zero, zero tracking, auto-zero at power, net weighing, gross weighing, auto tare, accumulation, 3 set points(including near zero point)

DISPLAY & KEYBOARD (Except GM8802C-E)

Main Display

6 digits, 7 segments, VFD

Sub Display

3 digits, 7 segments, VFD

Keyboard

6 push-buttons

Status Indicators

(18 indicator in VFD) ZERO, STAB, RUN, SUM, OVER, UNDER, SP1, SP2, SP3, DISC, NZ, FILL, HILIM, HI, GO, LO, LOLIM, HOLD

LED Status

Gross, Net, Tare, Pack

ENVIORNMENTAL

Operating Temperature

-10℃ to 40℃

Storage Temperature

-25℃ to 70℃

Relative Humidity

90% R.H without dew

IP Level

Front Panel IP65

LOAD CELLS

Excitation

12V

Load Cells

Drives 8pcs Load Cells 350Ω

MECHANICAL DATA

Dimensions & Weight

165×181×98 mm (L×W×H)   

Standard Mounting

Panel Mount

Certification

CE

Enclosure

ABS front panel, cast aluminum body.

DIGITAL INPUT

Output Number

8

Output Meaning

(10 Self-defined meanings) ZERO, G/N, TARE, MODE, ESC, ENTER, ACCUMULATE, SET TARE, CLEAR TARE, PRINT

DIGITAL OUTPUT

Output Number

12

Output Meaning

(8 Self-defined meanings) HILIM, MELIM, LOLIM, NZ, GROSS, NET, STABLE, OFL

OPTIONAL BOARD

A: UART&DP

UART: RS232/RS485, DP: Profibus

B: DAC&DP

DAC: 0-5V, 1-5V, 4-20mA, 0-20mA, DP: Profibus

C: UART&Print

UART: RS232/RS485, Print: RS232

D: UART&DAC

UART: RS232/RS485, DAC: Isolated 16-bit D/A , 0-5V, 1-5V, 4-20mA, 0-20mA,

UART RS232/RS485

BUS

Standard Modbus RTU Protocol

READ

Read and Response mode (General Measure Protocol)

CONT

Sending Continuous (General Measure Protocol)

SHENZHEN GENERAL MEASURE TECHNOLOGY CO., LTD.

Add:Block 6, Science & Technology Industrial Park of Privately Owned Enterprises, Pingshan, Xili, Nanshan District, Shenzhen, P.R.China.

Post code :518055  Tel :+86-755-86352031 ; 86352035  Fax :+86-755-26632060 ; 86313850  E-mail :sales@szgmt.com

Copyright @ 2012 General Measure Co., Ltd. All Rights Reserved. Guangdong ICP for no. 10228286-4