Rockwell Automation 1764-xxxx MICROLOGIX 1500 PROGRAMMABLE CONTROLLERS - Manual (Page 155)

Publication 1764-UM001B-EN-P - April 2002
System Loading and Heat Dissipation F-9
Calculating Heat
Dissipation Use this procedure when you need to determine the heat dissipation
for installation in an enclosure. Use the following table.
Catalog Number Heat Dissipation
Equation or Constant Calculation Subtotal
1764-24AWA 18W + (0.3 x System Loading) 18W + (0.3 x ______ W)
1764-24BWA 20W + (0.3 x System Loading) 20W + (0.3 x ______ W)
1764-28BXB 20W + (0.3 x System Loading) 20W + (0.3 x ______ W)
1764-DAT 1.75W
1769-HSC 6.21W x number of modules 6.21W x __________
1769-IA16 3.30W x number of modules 3.30W x __________
1769-IA8I 1.81W x number of modules 1.81W x __________
1769-IF4 (Series A) 3.99W x number of modules 3.99W x __________
1769-IF4 (Series B) 2.63W x number of modules 2.63W x __________
1769-IF4XOF2 3.03W x number of modules 3.03W x __________
1769-IM12 3.65W x number of modules 3.65W x __________
1769-IQ16 3.55W x number of modules 3.55W x __________
1769-IQ6XOW4 2.75W x number of modules 2.75W x __________
1769-IR6 1.50W x number of modules 1.50W x __________
1769-IT6 1.50W x number of modules 1.50W x __________
1764-LSP 1.5W
1764-LRP 1.9W
1764-MM1, -RTC, -MM1/RTC 0
1769-OA8 2.12W x number of modules 2.12W x __________
1769-OA16 4.9W x number of modules 4.9W x __________
1769-OB16 2.11W x number of modules 2.11W x __________
1769-OB16P 2.69W x number of modules 2.69W x __________
1769-OF2 (Series A) 4.77W x number of modules 4.77W x __________
1769-OF2 (Series B) 2.52W x number of modules 2.52W x __________
1769-OV16 2.06W x number of modules 2.06W x __________
1769-OW8 2.83W x number of modules 2.83W x __________
1769-OW8I 2.83W x number of modules 2.83W x __________
1769-OW16 4.75W x number of modules 4.75W x __________
1769-SDN 3.8W x number of modules 3.8W x __________
Add Subtotals to determine Heat Dissipation