Auto-Zone Control Systems Auto-Zone CV & CV-EX Systems Installation & Operation (Version 01C) - Manual (Page 7)

Auto-Zone CV & CV-EX
Section 1
System Overview 1-3
CV System Features
Computer
(Optional)
Single Loop
CV Controllers
Up to 30 Units with Standard CV System
RS-485
9600 Baud
Supply
Air
Sensor
RS-485
Comm Loop 24 VAC
Economizer
(Actuator By Others)
Generic Alarm
Dirty Filter Alarm
Shown
* Outside
Air
Sensor
Room Sensor
with Optional
Override & Adj.
Typical Constant Volume Unit
NOTE: * Only One Outside Air Sensor
is Required per CV System
24VAC
System Manager
Local Loop
24VAC 24VAC
#1 #30
System Manager
24VAC
Remote Link II
(Optional)
Optional IP Module
Installs Into CommLink IV
And Provides
LAN And Internet Communications
With The Control System
Ethernet Router
(By Others)
When IP Module
Option Is Used
Optional Remote Link II
Connects to CommLink IV
And Provides Alarm Call-Outs
A Second Remote Link Is Required
If Connection To Job Site
Is Desired From Remote Computer
Phone Cable
To Telephone
Wall Outlet Jack
Ethernet Cable To Router
USB Cable To Computer
CommLink IV
The CommLink IV Is
Required For All Systems.
The IP Module, Remote
Link II, And Computer Are
Optional On All Systems.
All Computers Require
Installation of Prism
Graphical User Interface
Software
CommLink IV
Figure 1-2: Typical CV System
Below is a list of some of the many features available with the CV system.
• CV system supports up to thirty constant volume units. For systems with
more than thirty constant volume units, use the CV-EX system.
• System Manager is housed in an attractive, plastic enclosure suitable for
wall mounting in the space and can be connected anywhere in the
communications network.
• Complete modulating economizer control functions.
• CommLink IV interface included with the system. Provides connections
for computer and Remote Link II (modem) for on-site or remote
communications or connection for TCP/IP communications using the IP
Module. Remote Link II, IP Module & personal computer are optional.
• Trend Logging capability if connected to a personal computer with free
Prism
™ Windows ®
-based software installed.