Product Overview
Table Of Contents
- System 450 Overview
- Compact Modular Plug-Together Design
- Multipurpose and Field Configurable
- Global Design
- System 450 Applications
- System 450 Control Modules
- Expansion Modules and Outputs
- System 450 Power Module
- System 450 Sensors and Transducers
- System 450 Control Systems
- Standard System 450 Control Systems
- System 450 Reset Control Systems
- Hybrid Analog Output and High Input Signal Selection Control
- System 450 Differential Control
- Ordering Information
- Technical Specifications
System 450™ Series Modular Controls Product Bulletin8
Standard System 450 Control Systems
Figure 10 shows a standard System 450 control
system for a heating and cooling application that uses
temperature and pressure input sensors; and relay and
analog outputs to control the system equipment.
Figure 10: System 450 Control System for a Room Heating and Cooling Application with
Condenser Fan Speed Control
FIG:sys450_app_exmpl
L1
L2
L1
L2
0-10 VDC or
4-20 mA
Analog Output
Signal
L1 L2
A
O2
COM
A
O1
Sn-1
Sn-2
Sn-3
Active/Passive
Sensor Jumpers