System 450 Series Modular Control Systems with Reset Control Modules Technical Bulletin - PENN Controls - LIT-12011842 - C450RBN - C450RCN - C450SBN - C450SCN - C450SPN - C450SQN - C450YNN - System 450 Multi-Purpose Modular Control System - C450RBN Reset Control Module One Relay Output - C450RCN Reset Control Module Two Relay Outputs - C450SBN Expansion Module One Relay Output - C450SCN Expansion Module Two Relay Outputs - C450SPN Expansion Module One Analog Output - C450SQN Expansion Module Two Analog Outputs - C450YNN‐1 Power Module
Brand
PENN Controls
Product name
C450RBN Reset Control Module One Relay Output
C450RCN Reset Control Module Two Relay Outputs
C450SBN Expansion Module One Relay Output
C450SCN Expansion Module Two Relay Outputs
C450SPN Expansion Module One Analog Output
C450SQN Expansion Module Two Analog Outputs
C450YNN‐1 Power Module
Document type
Technical Bulletin
Document number
LIT-12011842
Revision date
2021-01-14
Language
English
Document Introduction
Related Documentation
System 450 Overview
System 450 Reset Control Modules
Control Modules and User Interface
Expansion Modules, Module Assemblies, and Outputs
Module Assemblies, Output Types, and Output Numbers
System 450 Compatible Sensors
System 450 Sensors for Reset Control Modules
Active and Passive Sensors
System 450 Reset Sensor (rES)
Relay Outputs
Analog Outputs
Direct and Reverse Control Actions for Analog Outputs
Proportional Plus Integral Control and Integration Constants
Reset Control
Temperature or Humidity Reset Setpoint
Reset Control Modes of Operation
Real-Time Clock
Setback Control Schedule
Load Balancing
Sensor Failure Mode
System 450 Reset Control System Examples
Boiler Stage Control System Example with Temperature Reset, Setback, and Load Balancing
Chilled Water Reset Control System Example With Free Cooling
Detailed Procedures
Designing and Building System 450 Control Systems
Selecting, Installing, and Setting Up Sensors
Assembling System 450 Modules
Installing System 450 Components
Locating System 450 Modules
Mounting System 450 modules
Direct-mounting System 450 modules
Wiring System 450 Components
Wiring System 450 Sensors
Setting up a System 450 Reset Control System
Determining Output Numbers and Output Types
System 450 UI Navigation Guidelines
Accessing and Navigating the User Interface
Viewing the System Status Screens
Accessing the System Setup Screens
Setting Up the Sensors
Setting up Outputs
Setting up a Relay Output
Setting up an Analog Output
Setting up Reset Setpoint, Day, Time, and Scheduled Setback Control
Setting up the Reset Setpoint
Setting up a Relay Output with Unoccupied Setback
Setting up an Analog Output with Unoccupied Setback
Setting up a Relay Output with Reset Control and Unoccupied Setback
Setting up an Analog Output with Reset Control and Unoccupied Setback
Setting Time and Day
Setting up an Occupied/Unoccupied Schedule
Occupied/Unoccupied Setback Modes
Relay Output That References a Sensor
Analog Output That References a Sensor
Relay Output and Analog Output That References RSP
Multi-stage Cooling That References RSP and Load Balancing Is Set to One
Multi-stage Cooling That References RSP and Load Balancing Is Set to One
Determining the Integration Constant for an Analog Output
Testing the Slowest to Fastest Time Integral to Determine I-C Setting
Using the Response Time to a Step Change to Determine the I-C Setting
Troubleshooting System 450 Control Systems
Specified Voltage Ranges for Sensors
Repair and Ordering Information
System 450 Series Modular Control Systems with Reset Control Modules technical specifications
System 450 Glossary of Terms
North American emissions compliance
Product warranty
Software terms
Single point of contact