Rockwell-automation 1769-ASCII Compact Module Manual de usuario descargar pdf (Pagina 29)

Compact 1769-ASCII Module 29

Publication

1769-IN068B-EN-P - May 2005

Specifications

Vendor I.D. Code 1

Product Type Code 109

Product Code 66

Input Words 108

Output Words 108

Configuration Words 31

Recommended Cable

Belden

8761 (shielded)

Number of Inputs 2 full duplex (RS-232, RS-422)

2 half duplex (RS-485)

Serial Input Voltage Signal 3…25V dc with respect to signal groun

d (SG) “0”, Asserted,

ON, Space, Active

-3…-25V dc with respect to sign

al ground (SG) “1”,

Disasserted, OFF, Mark, Inactive

Bus Current 425 mA @ 5V dc

Power Dissipation, Max. 2.13 W

Thermal Dissipation, Max. 7.3 BTU/hr

Power Supply Distance

Rating

Isolation Voltage 30V

Tested to withstand 710V dc for 60 s

Serial Port Status TX FIFO overflow, RX FIFO overflow

, RX parity error,

handshake error, new data flag

Produce Assembly Size 108 words

Consume Assembly Size 108 words

Transmit Transaction ID 0…255

Handshaking RTS/CTS hardware handshake always enabled

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Rockwell-automation 1769-ASCII Compact Module Manual de usuario Pagina 29