Carrier MODULINE 37HS - Manual

Application Data
CONTENTS
Page
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
BUILDING LOAD CALCULATION . . . . . . . . . . 2-23
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
• LOAD CONSIDERATIONS
• DESIGN PROCEDURE
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
• OVERHEAD AIR HEATING
TERMINAL SELECTION AND LAYOUT . . . . . 23-41
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Step 1 — Determine Air Volume (Cfm)
Per Terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Step 2 — Lay Out Terminals . . . . . . . . . . . . . . . 25
Step 3 — Consider Unit Combinations
and Run-Out Duct . . . . . . . . . . . . . . . . . . . . . . . . 27
Step 4 — Determine Controller Location . . . . 37
Final Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
THE MODULINE VALVE . . . . . . . . . . . . . . . . . . . 41-44
The Moduline Control Concept . . . . . . . . . . . . . 41
• HIGH AND LOW PRESSURE
• BELLOWS PRESSURE
• UNIT AIRFLOW DELIVERY
CONTROL APPLICATIONS . . . . . . . . . . . . . . . . 44-50
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
System-Powered Controls . . . . . . . . . . . . . . . . . 44
• COMPONENTS OF THE SYSTEM-
POWERED CONTROL SYSTEM
• SYSTEM-POWERED APPLICATIONS
Constant Volume (CV) Cooling
CV Heating
Variable Air Volume (VAV) Cooling
VAV Cooling With Warm-Up
VAV Heating and Cooling With Changeover
VAV Heating
• SYSTEM-POWERED CONTROLS WITH
ELECTRIC INTERFACE
VAV Cooling With Electric Warm-Up
VAV Heating and Cooling With Electric Changeover
VAV Cooling With Electric Heat Interlock
• SYSTEM-POWERED CONTROLS WITH
PNEUMATIC INTERFACE
Pneumatic Sequenced Cooling/Heating (Hot Water)
VAV Cooling With Pneumatic Warm-Up
VAV Cooling With Fire Safety
Night Set Back Heating
VAV Cooling/Separate System Heating
CONTROL SELECTION . . . . . . . . . . . . . . . . . . . 50-54
Control Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Control Packages . . . . . . . . . . . . . . . . . . . . . . . . . 50
CONTROL OPERATING SEQUENCES . . . . . . 55-71
System-Powered Controls . . . . . . . . . . . . . . . . . 55
• CV COOLING
• CV HEATING
• VAV COOLING
• VAV COOLING WITH WARM-UP
Page
• VAV HEATING AND COOLING WITH
SYSTEM-POWERED CHANGEOVER
• VAV HEATING
System-Powered Controls With
Electric Interface . . . . . . . . . . . . . . . . . . . . . . . . . 64
• VAV COOLING WITH ELECTRIC WARM-UP
• VAV HEATING AND COOLING WITH
ELECTRIC CHANGEOVER
• VAV COOLING WITH ELECTRIC HEAT
INTERLOCK
System-Powered Controls With
Pneumatic Interface . . . . . . . . . . . . . . . . . . . . . . 69
• PNEUMATIC SEQUENCED HEATING/
COOLING (HOT WATER)
• VAV COOLING WITH PNEUMATIC
WARM-UP OR FIRE SAFETY SWITCH
AIRFLOW ADJUSTMENT . . . . . . . . . . . . . . . . . . 71,72
Maximum Airflow (Cfm) Adjustment . . . . . . . . 71
Minimum Airflow (Cfm) Adjustment . . . . . . . . . 71
Variation in Maximum Airflow . . . . . . . . . . . . . . 72
AIR DISTRIBUTION . . . . . . . . . . . . . . . . . . . . . . . . 73
Throw for Standard Diffusers . . . . . . . . . . . . . . . 82
INTRODUCTION
The Moduline
௡ air terminal (Fig. 1) is a truly flexible unit
for the control and distribution of conditioned air to the oc-
cupied space. Available in 3 airflow sizes for single or mul-
tiple terminal installation, it is adaptable to a variety of
Fig. 1 — Moduline Air Terminal
37HS
Moduline
ா
Air Terminals
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 3
Tab
6a
PC 201 Catalog No. 513-741 Printed in U.S.A. Form 37HS-1XA Pg 1 6-91 Replaces: New