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MODEL 7140
ENVIRONMENTAL
ETHERNET CAMERAS
INSTALLATION AND OPERATION MANUAL
FCC
Figure 1. Model 7140 Camera Housing
(Shown with Optional Sunshield)
Technical Manual 6X-1047b
June 26, 2007
Phone: 858-277-6700
info@cohu.com
www.cohu-cameras.com
Fax:
858-277-0221
Cohu Electronics • 3912 Calle Fortunada • San Diego, CA 92123-1827
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Table of Contents
Summary of Contents for COHU 7140
- Page 1 ENVIRONMENTAL ETHERNET CAMERAS INSTALLATION AND OPERATION MANUAL Figure 1. Model 7140 Camera Housing (Shown with Optional Sunshield) Technical Manual 6X-1047b June 26, 2007 Phone: 858-277-6700 info@cohu.com www.cohu-cameras.com Fax: 858-277-0221 Cohu Electronics • 3912 Calle Fortunada • San Diego, CA 92123-1827...
- Page 2 This device complies with part 15 of the FCC Rules. Changes or modifications to this equipment not expres- Operation is subject to the following two conditions: (1) sely approved by Cohu Electronics could void the users this device may not cause harmful interference, and authority to operate the equipment...
- Page 3 INSTALLATION AND OPERATION 7140 Table 1. Specifications (continued) ENVIRONMENTAL Ambient Temperature Limits Operating -20 to 40 °C (-4 to 104 °F) -40 to 40 °C (-40 to 104 °F) with standard heaters -55 to 40 °C (-67 to 104 °F) with optional heater and heated glass Storage -30 to 50 °C (-22 to 158 °F)
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Page 4: Electrical Characteristics
INSTALLATION AND OPERATION 7140 is shipped from the factory without being pressurized GENERAL DESCRIPTION with dry nitrogen since it is assumed that disassembly This manual pertains to installation of an envi- will be required to install a Camera module in the ronmental housing. -
Page 5: Equipment Required But Not Supplied
INSTALLATION AND OPERATION 7140 2.2 Equipment Required but Not 2.3.1 Connector Sealing Supplied Even though the Bendix type connector used If the following items were not ordered with the on this camera is designed to maintain a weather- Camera they will be required to make it operational. - Page 6 INSTALLATION AND OPERATION 7140 0000 CAMERA SERIES SERIES HOUSING HOUSING 4.5 inch housing assembled but not pressurized (no internal camera module). Mating connector supplied. Ethernet camera (module for 4.5 inch housing) 4.5 inch pressurized housing containing ethernet camera module. Mating connector supplied.
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Page 7: Mounting Requirements
INSTALLATION AND OPERATION 7140 Table 3. Camera Module Characteristics Refer to figure 12 for a schematic diagram of the hous- ing. This diagram shows the Resolution Frame Rate at Frame Rate Imager internal power wiring of the Max Image Size... - Page 8 INSTALLATION AND OPERATION 7140 Table 4. Connector Pin Functions NAME FUNCTIONAL GROUP 24 V ac IN / OR 24 V dc in Pins A and M must be jumpered together when 115 V ac power input Select Jumper pins (V and W) are used to supply operating power to the camera. See section 2.6 in this manual.
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Page 9: Relay Contacts
INSTALLATION AND OPERATION 7140 Table 5. Housing Disassembly Items Required ITEM DESCRIPTION PURPOSE Tank of dry nitrogen Dry nitrogen to purge and pressuirize camera housing Regulator/Gauge Set for the tank Required to obtain low pressure nitrogen from a high pressure tank Pressure Reading Gauge —... -
Page 10: Opening The Housing
INSTALLATION AND OPERATION 7140 Figure 5. Rear Panel Sealing and Pressurization Features require removal of the clear tubing sleeve over it. This a module requires that the housing be accessed sleeve protects it from accidental release of pressure. through the rear panel and then reassembled after the camera module has been installed. -
Page 11: Closing The Housing
INSTALLATION AND OPERATION 7140 Figure 8. Rear Double O-ring Grooves Figure 7 . Front Window Features (install O-ring in groove toward interior of (all humidity indicators should be blue for a camera) newly sealed and pressurized housing) 2.8.2.1 Drying Desiccant Packs 6. - Page 12 INSTALLATION AND OPERATION 7140 Finger Stock with O-ring Below Finger Stock and O-ring Removed Figure 9. Assembly Housing Wide Front Groove must all be blue and not have a pink tint. Gently warm 2. Lightly coat the O-ring with Dow Corning No. 111 them with a heat gun until they all change to blue.
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Page 13: Shipping And Handling Instructions
INSTALLATION AND OPERATION 7140 7. Fully insert the assembly into the housing so that tipped sticks. Then continue to step 10. the internal snap ring groove is accessible. 9. Allow the housing to sit for at least 12 hours then 8. -
Page 14: Static Discharge Protection
INSTALLATION AND OPERATION 7140 5. Use antistatic bags to store and transport an ex- shows damage upon receipt of this shipment, it must poses chassis, circuit boards, and components. Use be noted on the freight bill or express receipt and new antistatic bags. - Page 15 INSTALLATION AND OPERATION 7140 Figure 10. Cable ER8671 F1, 24 V ac/dc or 115 V ac 6X-1047b...
- Page 16 INSTALLATION AND OPERATION 7140 Figure 11. Cable ER8671 F2, 115 V ac Only 6X-1047b...
- Page 17 INSTALLATION AND OPERATION 7140 Figure 12. Schematic Diagram, Model 710x and 714x Housings 6X-1047b...
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Page 18: Warranty
INSTALLATION AND OPERATION 7140 WARRANTY Cohu, Inc., Electronics Division warrants equipment manufactured to be free from defects of material and workmanship. Any such defective part or parts will be repaired or replaced when confirmed by Cohu examination to have become defective within two years from the date of shipment to the original purchaser for standard CCD, CMOS and uncooled thermal cameras and one year date of shipment to the original purchaser for image intensified cameras, and all other Cohu manufactured products.
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