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Installation Instructions 

Document No. 546-00085 

December 8, 2011 

 

CE Compliant Fume Hood Controller — 
Application 941 and 942 

 

 

Item No. 546-00085. Rev. CA

 

Page 1 of 7 

 

 

Figure 1.  CE Compliant Fume Hood 

Controller(Standard enclosure). 

 

Figure 2.  CE Compliant Fume Hood Controller 

(Otherenclosure). 

Control Applications 

941 and 942 

Product Description 

The Fume Hood Controller Board (Figure 1 and 
Figure 2) is the main termination board for the Fume 
Hood Controller. The board comes with a ferrite filter 
to suppress electrical emissions from the 8-
conductor cable. The ferrite filter must be installed to 
meet FCC requirements and CE compliance 

Product Numbers 

546-00705

 

CE Compliant Fume Hood Controller 
— Application 941 and 942 with cover 
and mounting rail

 

546-00705E

 

CE Compliant Fume Hood Controller 
— Application 941 and 942 with FHC 
enclosure

 

 

 

NOTE:

 

Keep the controller board in its static 
proof bag until you are ready to install. 

Warning/Caution Notation 

 

 

WARNING 

Personal injury/loss of life may 

occur if you do not follow the 

procedures as specified. 

 

 

 

 

CAUTION 

Equipment damage or loss of data 

may occur if you do not follow the 

procedures as specified. 

 

Expected Installation Times 

23 minutes. 

Required Tools and Materials 

 

Smallflat-blade screwdriver 

Prerequisites 

 

Fume Hood Controller Enclosure is mounted 
and wiring has been roughed-in. 

 

Operator Display Panel is installed and 
cable pulled to location of controller. 

 

 

Summary of Contents for 941

Page 1: ...irements and CE compliance Product Numbers 546 00705 CE Compliant Fume Hood Controller Application 941 and 942 with cover and mounting rail 546 00705E CE Compliant Fume Hood Controller Application 941 and 942 with FHC enclosure NOTE Keep the controller board in its static proof bag until you are ready to install Warning Caution Notation WARNING Personal injury loss of life may occur if you do not ...

Page 2: ...Figure 3 NOTE To meet CE requirements the enclosuremust be grounded Figure 3 Power Trunk Wiring 6 Connect the FLN trunk wiring as shown in Figure 4 7 After all controllers are connected to the FLN reconnect the FLN trunk to the field panel CAUTION Do not connect an earth ground to the FLN trunk shield terminal The earth ground should be connected only at the field panel to prevent ground loop curre...

Page 3: ...e Filter 10 Plug the Operator Display Panel cable into the Operator Display Panel Communication port on the controller board Figure 6 and Figure 7 NOTE The ferrite filter must be installed on the cable inside the enclosure to meet FCC and CE requirements Figure 6 Figure 6 Ferrite Filter Installed The installation is complete ...

Page 4: ...Document No 546 00085 Installation Instructions December 8 2011 Page 4 of 7 Siemens Industry Inc Figure 7 Fume Hood Controller with Damper Wiring Application 941 ...

Page 5: ...Document No 546 00085 Installation Instructions December 8 2011 Siemens Industry Inc Page 5 of 7 Figure 8 Fume Hood Controller with Venturi Air Valve Wiring Application 942 ...

Page 6: ...t the wiring is reversed The sash closest to the connector is wired to Red and Black The sash farthest from the connector is wired to White and Black Figure 9 Single Vertical Sash Configuration Figure 10 Two Horizontal Sash Configuration Figure 11 Four Horizontal Sash Configuration Figure 12 Two Horizontal One Vertical Sash Configuration Figure 13 Four Horizontal One Vertical Sash Configuration ...

Page 7: ...c Other product or company names mentioned herein may be the trademarks of their respective owners 2011 Siemens Industry Inc Siemens Industry Inc Building Technologies Division 1000 Deerfield Parkway Buffalo Grove IL 60089 4513 U S A Your feedback is important to us If you have comments about this document please send them to SBT_technical editor us sbt siemens com Document No 546 00085 Printed in...

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