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2740 SERIES
ENVIRONMENTAL CAMERA
INSTALLATION AND OPERATION MANUAL
Technical Manual 6X-1048B
Phone: 858-277-6700
Fax:
858-277-0221
Cohu Electronics • 12367 Crosthwaite Circle • Poway CA • 92064
Figure 1. Low Light Level Environmental Camera
Shown with optional sun shield
info@cohu.com
www.cohu-cameras.com
May 10, 2011
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Summary of Contents for COHU 2740 SERIES
- Page 1 ENVIRONMENTAL CAMERA INSTALLATION AND OPERATION MANUAL Shown with optional sun shield Figure 1. Low Light Level Environmental Camera Technical Manual 6X-1048B Phone: 858-277-6700 info@cohu.com May 10, 2011 www.cohu-cameras.com Fax: 858-277-0221 Cohu Electronics • 12367 Crosthwaite Circle • Poway CA • 92064...
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Page 2: Table Of Contents
2740 CAMERA INSTALLATION AND OPERATION SECTION TITLE PAGE GENERAL DESCRIPTION Electrical Characteristics 1.1.1 Sensor Characteristics LIST OF Mechanical Characteristics SECTIONS INSTALLATION Unpacking and Receiving Inspection Static Discharge Protection Equipment Supplied Equipment Required but Not Supplied Cabling Requirements Power Requirements Mounting Requirements Line Lock Operation Installation Procedure 2.9.1... -
Page 3: General Description
2740 CAMERA INSTALLATION AND OPERATION 1.0 GENERAL DESCRIPTION off at low environmental temperatures to maintain temperature inside the housing at operating This introduction briefly describes overall levels. characteristics of the Model 2740 monochrome When an optional zoom lens is installed, Camera (figure 1) related to its installation and dedicated pins on the connector provide for operation. -
Page 4: Sp E Cifica Tio Ns
2740 CAMERA INSTALLATION AND OPERATION Table 1. Specifications ELECTRICAL RS-170: 1/2-inch interline transfer monochrome CCD operating in field mode or Format CCIR: 1/2-inch interline transfer monochrome CCD operating in field mode ( both available with extended near IR sensitivity) Pixels 768 ×... -
Page 5: Sensor Characteristics
2740 CAMERA INSTALLATION AND OPERATION 274 x — x x x x xxxx LENS SYNC SERIES 1 Internal crystal 4.5-inch 2 Line lock environmental camera IRIS ACCESSORIES POWER 0 Auto/dc iris 0 None 3 Electronic iris 4 ID generator 24 V ac input 5 Fiber optic video Power 6 ID generator and... -
Page 6: Installation
2740 CAMERA INSTALLATION AND OPERATION The mounting base for this camera has five Table 2. Items Supplied 1/4-20 holes down the center line. This mounting base plate aluminum is 1/4-inch thick. ITEMS SUPPLIED At least two of these threaded holes must be used to secure the camera to its mounting ITEM DESCRIPTION... -
Page 7: Equipment Supplied
A line-lock version of the Camera has a six This software is available at no cost as a position phase switch on the rear panel. See download from Cohu Electronics (www .cohu- section 2.8. cameras.com) or by mail on a CD. -
Page 8: Mounting Requirements
2740 CAMERA INSTALLATION AND OPERATION Figure 4. Dimensions, Model 2740 Camera 2.7 Mounting Requirements The dimensions shown in figure 4 illustrate transformer or other source, a typical step-phase characteristics of the camera related to securing it change in 60 degree increments makes it possible to a pan-and-tilt unit, pedestal base, arm, or to match with the vertical interval of other cameras similar mounting platform. -
Page 9: Typical Interconnection Cable
2740 CAMERA INSTALLATION AND OPERATION Figure 5 . Typical Interconnection Cable 6X-1048B... -
Page 10: Idgenerator Messages (Option)
2740 CAMERA INSTALLATION AND OPERATION 2.9.1 ID Generator Messages (Option) Entering messages into the optional ID gen- erator requires use of either Cohu’s WinMPC maintenance software or the system control software if that software has been implemented with the proper Cohu protocol messages (and RS-422 system communications is available). -
Page 11: Rear Panel Features (Optioned Camera)
2740 CAMERA INSTALLATION AND OPERATION Table 4. Pin Functions, Rear Panel Connector P IN F UNCT ION 24 V ac position reference return not used focus position RX D not used not used not used ground, video out video out ground Figure 8. -
Page 12: Humidity Indicators
Consult Equipment operating on other phases of the with a Cohu Electronics Applications Engineer or a power line or perhaps from a different transformer Cohu Field Representative for further information. -
Page 13: Front Window Features
Please contact the Customer Service Depart- pressurization with dry nitrogen has dissipated and moisture laden air has entered. Or it could ment of Cohu Electronics for a Return Authoriza- mean that the camera was not properly reas- tion (RA) number before sending any shipments... -
Page 14: Operation
2740 CAMERA INSTALLATION AND OPERATION 3.0 OPERATION cst@cohu.com After the Camera is installed, operation of the Camera requires minimum attention. If a zoom 858-277-6700 extension 5738 lens is being used, the zoom in/out and focus Prominently display the RA number on the may have to be changed occasionally . - Page 15 2740 CAMERA INSTALLATION AND OPERATION WARRANTY Please refer to the COHU website for product warranty information: www.cohu-cameras.com Revision History Revision Date Comments • This manual has been revised to comply with Rev B 05/10/2011 the latest engineering requirements. See ECO 030972 for the list of changes.
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