Numbers and Titles



IncludesDevices that are mounted on panel fronts and within panels for industrial applications.
See40 67 00 for control panels and racks. 40 73 13 for pressure gauges and differential pressure gauges.
40 78 13Indicators and Meters
40 78 16Indicating Lights
40 78 19Switches and Push Buttons
40 78 23Potentiometers and Manual Controllers
40 78 26Chart Recorders
40 78 33Annunciators
40 78 43Single-Loop Controllers
40 78 53Relays
40 78 56Isolators, Intrinsically-Safe Barriers, and Surge Suppressors
40 78 59Power Supplies
40 78 63Alarm Dialers