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1771-DB
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Other Available Revisions for the 1771-DB 1771-DB//A1771-DB//B
Common misspellings:
- l771-DB
- 177l-DB
- 1771-D8
- 1771DB
Part Number: 1771-DB
Part Description: Basic Module
Made By: Allen-Bradley
Series: PLC-5
Product Description
The BASIC Module provides math functions, report generation and BASIC language capabilities for any Allen-Bradley processor that communicates with the 1771 I/O system using block-transfer. It provides:
- basic programming using the Intel BASIC-52 language
- math functions consistent with the BASIC-52 definition.
- two independently configurable serial ports capable of connecting to various user devices.
- user accessible real-time clock with 5 ms resolution.
- user accessible “wall” clock/calendar with 1 second resolution.
- program generation and editing using a dumb ASCII terminal or a T3/T4 Industrial Terminal in alphanumeric mode.
- program storage and retrieval using the 1770-SA/SB Recorder.
Technical Specifications (Tech Specs)
| Specifications | 1771-DB Basic |
|---|---|
| RAM | 13 K bytes of battery backed RAM for user programs |
| EPROM storage | 32 K bytes of EPROM storage |
| PROGRAM ports | One RS-423A/232C compatible serial communications port |
| XON/XOFF support | Yes |
| PERIPHERAL ports | One RS-423A/232C/RS-422 compatible serial communications port |
