Rockwell Automation 1769-ASCII Compact Module - Manual (Page 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 TM 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 ground (SG) “0”, Asserted,
ON, Space, Active
-3…-25V dc with respect to signal 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 4
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