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www.necvisualsystems.com 

 

VT37/47 

Page 5 of 6 

Optional Ceiling Mount Dimensions 

(Model #: VT70CM)

 

The following drawings show ceiling mount dimensions. 
Dimensions are in inches. For millimeters multiply by 25.4. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

7.62

2.67

3.24

7.62

Summary of Contents for VT37

Page 1: ...the chart The ceiling must be strong enough to support the projector and the installation must be in accordance with any local building codes All formulas are based on a 4 3 aspect ratio and screen Distances are in inches for millimeters multiply by 25 4 Distances may vary 5 Formulas The Projection Formulas use the image width for calculation Image width is the same for all aspect ratios only vert...

Page 2: ...H inches inches inches inches inches inches degrees 25 20 15 6 0 22 9 1 5 14 6 60 48 36 14 3 56 5 3 7 14 2 72 57 6 43 2 17 2 68 0 4 4 14 2 84 67 2 50 4 20 1 79 6 5 1 14 2 90 72 54 21 5 85 3 5 5 14 1 100 80 60 23 9 94 9 6 1 14 1 120 96 72 28 7 114 1 7 3 14 1 150 120 90 35 8 143 0 9 2 14 1 180 144 108 43 0 171 8 11 0 14 1 200 160 120 47 8 191 0 12 2 14 0 250 200 150 59 7 239 0 15 3 14 0 300 240 180 ...

Page 3: ...7 47 Page 3 of 6 Cabinet Dimensions The following drawings show the cabinet dimensions Dimensions are in inches For millimeters multiply by 25 4 2 81 boss 2 54 foot 4 19 4 43 4 15 11 10 10 24 11 57 2 30 Exhaust Front IR VT47 only ...

Page 4: ...age 4 of 6 Cabinet Dimensions continued The following drawings show the cabinet dimensions Dimensions are in inches For millimeters multiply by 25 4 3 M4x8 MAX For Ceiling Mount 3 60 7 28 6 85 2 61 1 83 Intake Lamp Monitor Out VT47 only ...

Page 5: ...ualsystems com VT37 47 Page 5 of 6 Optional Ceiling Mount Dimensions Model VT70CM The following drawings show ceiling mount dimensions Dimensions are in inches For millimeters multiply by 25 4 7 62 2 67 3 24 7 62 ...

Page 6: ...0H 00H 00H 13H SOUND MUTE ON 02H 12H 00H 00H 00H 14H SOUND MUTE OFF 02H 13H 00H 00H 00H 15H NOTE Contact your NEC rep for codes not listed Cable Connection Communication Protocol PC Control Connector Din 8P Baud Rate 19200 bps Data Length 8 bits Parity No Parity Stop Bit One bit X on off None Communications Full duplex NOTE 1 Pins 2 3 5 6 and 8 are used inside the projector NOTE 2 For long cable r...

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