Hydromatic II Chiller Operation Manual

Table Of Contents
Page 25
Rev 1.07 ©2015 Micro Air Corp 10/26/2015
CAN bus wire:
Compatibility: SAE J1939
Characteristic impedance: 120 ohms
Line capacitance: < 80pF per meter at 1 MHz
Wire gauge: 20 AWG minimum
Specific line delay (velocity factor) : > 70%
Mechanical: 2 conductors, twisted pair with shield and drain connection.
Examples of acceptable wire:
North Wire Data Cell J1939
Waytec CB20-11F 20
Prestolite Wire SAE1939-15 #149812