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Elbows

D/2

1D

90° Vaned Elbow

1D

5D

90°Elbow Without Vanes

D/2

2D

Round Sweep Elbow

D/2

2D

Sweep Elbow

3D

Centrifugal Fan Discharge

1.5D 

Centrifugal Fan Inlet

5D

Vane Axial Fan Discharge

2D

Vane Axial Fan Inlet

Optimal Placement for AMS & AMD Damper Series

Fans

AMD & AMS Series

9

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Summary of Contents for AMD-42

Page 1: ...velocity of 300 fpm 1 5 m s is required Table of Contents Pre Installation Guidelines 2 Electrical Guidelines 2 Installation 2 10 Setup and Operation for AMS and AMD Series Without Factory Supplied Controller 3 Clearances Required Between Damper Sleeves and Wall Floor Openings 4 Installing Multiple Damper Section Assemblies 4 5 Multiple Section Damper Wiring 5 Maximum Assembly Tables 5 Inserting D...

Page 2: ...nstallation Examples of such foreign materials include but are not limited to a Mortar dust b Drywall dust c Firesafing materials d Wall texture e Paint overspray 6 Damper should be sufficiently covered as to prevent overspray if wall texturing or spray painting will be performed within 5 feet 1 5m of the damper Excessive dirt or foreign material deposits on damper can cause excessive leakage and or...

Page 3: ...staller Design calculations for these retaining and supporting members should be determined by field engineers for that particular installation 4 Individual damper sections as well as entire multiple section assemblies must be completely square and free from racking twisting or bending Measure diagonally from upper corners to opposite lower corners of each section 5 Damper blades axles and linkage ...

Page 4: ...MS see example label below Using the high pressure limit of the transducer and the voltage output of the transducer the real time pressure reading can be calculated using the formula Ptransducer Transducer Output Voltage High Pressure Limit of Transducer 10 Formula 1 The pressure reading of the transducer can then be used to calculate the volumetric flow rate going through the AMS or AMD using the ...

Page 5: ...4 2590 8 2743 2 40 40 0 79 0 81 0 82 0 84 0 85 0 87 0 88 0 90 0 92 0 93 0 95 0 97 0 99 1 01 1 02 1 04 1 06 1 08 1 10 20 29 0 83 0 85 0 86 0 88 0 89 0 91 0 93 0 94 0 96 0 98 1 1 01 1 03 1 05 1 07 1 09 1 11 1 14 1 16 0 18 0 87 0 88 0 9 0 92 0 93 0 95 0 97 0 99 1 1 02 1 04 1 06 1 08 1 10 1 12 1 14 1 16 1 19 1 21 20 7 0 91 0 92 0 94 0 96 0 97 0 99 1 01 1 03 1 05 1 07 1 09 1 11 1 13 1 15 1 17 1 19 1 22...

Page 6: ...1 Setting the Flow Setpoint The controller accepts an analog input configurable for either 0 10 or 2 10 VDC that is proportional to a target volumetric airflow rate cfm The voltage corresponding to the setpoint can be determined using the following formulas 0 10 VDC setpoint C Q Vmax A 10 2 10 VDC setpoint C Q Vmax A 8 2 Formula 3 Where C Flow Setpoint VDC Q Desired Airflow cfm V max Maximum Velocity...

Page 7: ...ing the Damper Actuator The actuator can be powered either by the same power supply as the controller as shown in Figure 2 or by running a separate power supply to terminals 4 and 5 of the factory supplied terminal block on the AMD AMS In addition the Control Out from the controller terminal 7 must be run to terminal 6 on AMD AMS terminal block Connecting the Flow or position Setpoint Signal Conne...

Page 8: ...one at factory when the actuator is externally mounted When the actuator is internally mounted the actuator must be wired to the terminal block in the field Vari Green Constant Volume Controller Wiring Diagram Figure 2 AMD AMS Series 8 ...

Page 9: ... Elbow Without Vanes D 2 2D Round Sweep Elbow D 2 2D Sweep Elbow 3D Centrifugal Fan Discharge 1 5D Centrifugal Fan Inlet 5D Vane Axial Fan Discharge 2D Vane Axial Fan Inlet Optimal Placement for AMS AMD Damper Series Fans AMD AMS Series 9 ...

Page 10: ...ransitions 1D Į Į Transition 1 D 2 Į Į Transition 2 1D Į Į Transition 3 D 2 Transition 4 Į Į 1D Į Transition 5 1D Į Transition 6 1D Į Transition 7 D 2 Transition 8 Į Dampers 1D D1 4D D2 AMD AMS Series 10 ...

Page 11: ... D Duct Diameter 4 x Width x Height H Rectangular Duct D Air Handling Units 1D Louver Air Handler with Louver Hood Return Air 1D Takeoffs 3D Branch Takeoff 1 3D Branch Takeoff B2B 2D Branch Takeoff 3 1D Branch Takeoff 4 Branch Takeoff B2A AMD AMS Series 11 ...

Page 12: ...l bearings without grease fittings do not require lubrication Ball bearings with grease fittings require only minimal grease Closure Remove foreign materials that may be interfering with blade closure or effective sealing of the blades with each other or with the frame Operation While operating the damper through its full cycle check to see that the blades open and close properly If there is a probl...

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