Honeywell AUTOMATIC CONTROL User Manual

ENGINEERING MANUAL OF AUTOMATION CONTROL
ELECTRIC CONTROL FUNDAMENTALS
95
Contents
Introduction ............................................................................................................ 97
Definitions ............................................................................................................ 97
How Electric Control Circuits are Classified ................................................................................................... 99
Series 40 Control Circuits ............................................................................................................ 100
Application ........................................................................................... 100
Equipment ........................................................................................... 100
Controllers....................................................................................... 100
Relays ............................................................................................. 100
Actuators ......................................................................................... 100
Operation............................................................................................. 101
Control Combinations .......................................................................... 101
Unit Heater Control ......................................................................... 101
High-Limit Control ........................................................................... 101
Low-Limit Control ............................................................................ 102
Series 80 Control Circuits ............................................................................................................ 102
Application ........................................................................................... 102
Equipment ........................................................................................... 102
Controllers....................................................................................... 102
Relays and Actuators ...................................................................... 102
Operation............................................................................................. 102
Control Combinations .......................................................................... 103
High-Limit Control ........................................................................... 103
Low-Limit Control ............................................................................ 103
Series 60 Two-Position Control Circuits .......................................................................................................... 103
Application ........................................................................................... 103
Equipment ........................................................................................... 103
Controllers....................................................................................... 103
Actuators ......................................................................................... 103
Operation............................................................................................. 104
Control Combinations .......................................................................... 105
Two-position Control of Steam Valve .............................................. 105
Summer/Winter Changeover Control of a
Three-Way Diverting Valve ........................................................ 105
Open-Closed Control of Damper .................................................... 105
Electric Control
Fundamentals

Honeywell AUTOMATIC CONTROL Specifications

General

Brand	Honeywell
Model	AUTOMATIC CONTROL
Category	Controller
Language	English