Scantron OpScan 4ES OMR Scanner
Technical Specifications
Physical Description
• Length: 21.25”
• Width: 14.5”
• Height: 9”
• Weight: 17 lbs.
Environment
•Operating Temperature: 60° to 85°F (16° to 29°C)
•Humidity: 40% to 60%, non-condensating
Power
•100-240 volt operation: 100-240 volts AC (-10%, +6%):
•50-60 Hz; US 3-prong plug; 15 amp dedicated circuit
Communications
•USB 2.0, using a virtual serial port with user-defi ned protocol.
Operation
• Read Heads: Contact Image Sensor Arrays, 16 level OMR, Pencil Read Capabilities.
• Forms: 2.5” X 5” to 9” X 14” (60 – 100 lb. Off set)
• Uses both Mark Refl ex and Trans-Optic forms
• Feeder Capacity: Auto-feed, 100 sheets
• Output Stacker Capacity: 100 sheets main stacker,100 sheets select stacker (if present)
• Message Display: 40 character, alphanumeric
• Scanning Rate: 2,800 sheets per hour (actual scanning rate depends on quantity of data read from the form and the amount of processing done on the data while scanning)
• Multi-feed detection
Options
• Dual side read head for two-sided form scanning
• Select stacker separates forms that fail edit checks
• A programmable interactive printer that prints information on the sheet being scanned - based on the scanned data, such as error codes, alphanumeric messages, serial numbers, validation fl ags, and test scores – with no eff ect on the throughput rate.
• Bar code reader delivers application information
• SelfScore® module for classroom test scoring and surveys
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