Metrologic IS4921 Spécifications Page 4
- Page / 64
- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
iv
Theory of Operation
Overview ......................................................................................................................................................... 16
Host Interface Signals ..................................................................................................................................... 17
Usage of Host Interface Signals ...................................................................................................................... 18
Power Mode Descriptions ............................................................................................................................... 20
Serial Configurations ....................................................................................................................................... 26
Abbreviated ASCII Table ................................................................................................................................. 27
Operational Timing
Power Up/Boot Up ........................................................................................................................................... 28
Power Down/Suspend/Power Removed ......................................................................................................... 30
Decode Timing ................................................................................................................................................ 31
Summary of Operation Timings ....................................................................................................................... 32
Depth of Field vs Bar Code Element
IS4910 ............................................................................................................................................................. 33
IS4911 ............................................................................................................................................................. 34
Exposure Time for Image Acquisition ............................................................................................................ 35
Design Specifications
Operational ...................................................................................................................................................... 36
Mechanical ...................................................................................................................................................... 37
Environmental ................................................................................................................................................. 37
Electrical .......................................................................................................................................................... 38
Detailed Electrical Specifications .................................................................................................................... 38
Current Waveforms ......................................................................................................................................... 40
Imaging Engine and Decode PCB Terminations
Imaging Engine Interface Connector ............................................................................................................... 42
Decode Board (USB & TTL) Interface Connector ........................................................................................... 43
Decode Board (USB) Output to Host Connector ............................................................................................. 44
Decode Board (TTL) Output to Host Connector .............................................................................................. 45
Flex Cable Specifications
Flex Cable Pinout – Imaging Engine Connection ............................................................................................ 46
Flex Cable Pinout – Decode Board Connection .............................................................................................. 47
Dimensions ...................................................................................................................................................... 48
Installation Notes ............................................................................................................................................. 49
- IS4920 / IS4921 1
- Disclaimer 2
- Trademarks 2
- Table of Contents 3
- Introduction 7
- Models and Accessories 8
- TTL Level RS232 11
- Mounting Specifications 12
- Enclosure Specifications 18
- Output Window Properties 19
- Output Window Coatings 19
- System Considerations 21
- Theory of Operation 22
- Host Interface Signals 23
- Power Mode Descriptions 26
- Configuration Mode 1 27
- Configuration Mode 2 28
- Idle Mode 29
- Presentation Wakeup Mode 29
- Sleep Mode 30
- Suspend Mode (USB Only) 31
- Serial Configuration 32
- Abbreviated ASCII Table 33
- Operational Timing 34
- Decode Timing 37
- Summary of Operation Timings 38
- (From Engine Face) 40
- Design Specifications 42
- Mechanical 43
- Environmental 43
- Electrical 44
- Current Waveforms 46
- Flex Cable Specifications 52
- Dimensions 54
- Installation Notes 55
- Regulatory Compliance 56
- United States 57
- Limited Warranty 58
- Patents 59
- Customer Support 62
- Product Service and Repair 63
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