Zemic GM8802C-E Manuale utente
GM8802C-E
User's Manual
GM8802C-0E110102
48010203231003
CONTENTS
1 General Description ...............................................................1
1.1 General Description ....................................................1
1.2 Functions and Features.............................................1
1.3 Front Panel....................................................................2
1.4 Technical Specifications............................................ 4
2 Installation ................................................................................6
2.1 Connection of Load Cell ............................................6
2.1.1 6 wires Connection ...............................................8
2.1.2 4 wires Connection ..................................................9
2.2 Connection of Power Supply..................................10
2.3 Connection of Analog Output................................. 11
2.4 Connecting with GM8891C Indicator.................... 12
2.4.1 The Front Panel Description of GM8891C .......13
2.4.2 Rear Panel Description of GM8891C.................15
2.4.3 The Relevant Parameters of GM8891C.............16
2.4.4 Connecting Cable................................................... 16
2.4.5 Connecting Method ...............................................17
3Data Input Operation .......................................................21
4Calibration.......................................................................... 23
4.1 Calibration Method....................................................24
4.2 Log Table for Calibration with Weight.................. 29
4.3 Method of Calibration without Weight .................30
4.5 Table for Parameter Calibration 2.......................... 35
5 Working Parameters Setting.............................................. 35
5.1 Parameter Setting Method.......................................35
6Operation............................................................................ 41
6.1 Zeroing Operation .....................................................42
6.2 Display Analog Output Value.................................. 42
6.3 Connected with PC.................................................... 44
7Common Problems..........................................................45
8Dimensions........................................................................49
9Appendix ............................................................................50
GM8802C-E Compact Transmitter
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1 General Description
1.1 General Description
GM8802C-E weighing transmitter is a small instrument
which is widely used in weight-transmitted industry field.
1.2 Functions and Features
Small dimension to operate easier.
Suitable for all resistance strain sensors.
Calibration and parameters through outer digital
operational panel GM8891C Indicator (or PC).
Multilevel digital filter.
Automatic zero tracking.
Automatic zeroing when power up.
Analog output: 4-20mA / 0-20mA / 0-10V / 0-5V / 1-5V
GM8802C-E Compact Transmitter
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1.3 Front Panel
GM8802C-E Compact Transmitter
GM8802C-0E110102 - 3 -
GM8802C-E Front Panel Figure
1—— Input Interface of Power Supply
2 —— Input Interface of Weighing Sensor
3—— Output interface of Analog
4——Communication Interface of Parameter Setting
POWER：Indicator Light of Power Supply
OUT: Indicator Light of Analog output
COM: Indicator Light of Communicating with digital
operation panel GM8891C (or PC)
OFL: Indicator Light of Overflow
GM8802C-E Compact Transmitter
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1.4 Technical Specifications
General Specifications:
Power supply: DC24V ± 5%
Working temperatures：-10～40℃
Humidity: 90%R.H without dew
Power: about 3w
Dimensions：92×90×45（mm）
Analog Part:
Load cell exciting voltage ：DC5V 280mA（MAX）
Input resistance：10MΩ
Zero point adjustment range；0.2～8mV
Input sensitivity：0.5uV/d
GM8802C-E Compact Transmitter
GM8802C-0E110102 - 5 -
Input range: 0.02～10.5mV
A/D conversion: Sigma – Delta
A/D conversion speed: 200times/second
Non-linear：0.01% F.S
Gain drifting: 10PPM/℃
D/A resolution ratio: 16 Bits
Analog output: 4-20mA / 0-20mA / 0-10V / 0-5V / 1-5V
(optional)
Indice
