General specifications, Back cover – Rockwell Automation 1791-32AO SERIES B 32 Input AC Block I/O Module User Manual
Page 12

Installation Instructions
Block I/O
Cat. No. 1791-32A0 Series B
12
General Specifications
External Power (internally protected -
no external fuse required)
Voltage
Current
85–132V ac, 47–63Hz
150mA
Dimensions
Inches
Millimeters
6.95H X 4.35W X 3.85D
176.5H X 110.5W X 98D
Isolation
Power supply to RIO
I/O Group-to-Group
I/O Group-to-Logic
500V ac
1250V ac
1250V ac
Power Dissipation
Maximum
13.62 Watts
Thermal Dissipation Maximum
46.44 BTU/hr
Environmental Conditions
Operational Temperature
Storage Temperature
Relative Humidity
0 to 60
o
C (32 to 140
o
F)
–40 to 85
o
C (–40 to 185
o
F)
5 to 95% noncondensing
Conductors
Wire Size
Category
14 gauge (2mm
2
) stranded maximum
3/64 inch (1.2mm) insulation maximum
1
1
1 You use this conductor category information for planning conductor routing as described in
the system level installation manual.
With offices in major cities worldwide
WORLD HEADQUARTERS
Allen-Bradley
1201 South Second Street
Milwaukee, WI 53204 USA
Tel: (414) 382-2000
Telex: 43 11 016
FAX: (414) 382-4444
Publication 1791-5.14 – May 1995
Supersedes publication 1791-2.14 – March 1994
PN 955122–60
Copyright 1995 Allen-Bradley Company, Inc. Printed in USA