| MCU | 8-bit CPU | | Memory | 32KB/128KB SRAM, 512 EEPROM | Clock | Real Time Clock with Lithium back-up | | Communication Interface | Multi-drop | | Output | 1 (EM Lock) | | Input | 2 (Door sensor, Exit Push Button) | | Additional I/O (EA8) | 2 Non-Supervised Inputs, 6 General Purpose Outputs | | In/Out Reader | External | | Indicator | 2x20-character LCD | | Power Supply | 15VAC input, 13.8V output, 2.5A output | | Current Consumption | 90mA | | Operating Temperature (ºC) | 0-50 |
Featured Card Database | 1,600 (Maximum 12,800) | Transaction Database | 1,000 (Maximum 4,000) | Time Zone | 10 | Timer | 24 | Holiday | 20 | Adjustable Lock Release Time | Yes | Permanent Lock Release | Yes | Automatic Pin Disable Time Zone | Yes | Automatic Lock Release Time Zone | Yes | Inhibit Access | Yes | Continuous Swiping | Yes | Anti-Passback | Yes | Dual Card | Yes | Keypad Lock Out | Yes(PIN mode only) | | Baud Rate | 2,400 |
 
 | Storage capacity: Stores up to 12,800 user-IDs and 4,000 offline transactions | | | | | Card Database | Transaction Database | Standard EL220X | 1,600 | 2,000 | Standard EL220X | 3,200 | 1,000 | EL220X with extended memory | 6,400 | 4,000 | EL220X with extended memory | 12,800 | 2,000 |
| | | | | Display and keypad: 2x20-character backlit LCD display and 16-key keypad | | | | | Reader type: Supports various types of reader such as Magnetic, Bar Code, Proximity, Touch Memory, Mifare Contactless Smart Card reader | | | | | Provision for dual card entry, output activation mapped to input status changes, fast reading speed and tail tag alarm operation | | | | | Caters for timers and time zones, limiting access and users to different times of the day | | | | | Provision for Anti-passback, Automatic Lock Release Time Zone and Automatic PIN Disable Time Zone | | | | | Simple programming set-up with scroll-down menu within the controller | | | | | Equipped with a calendar clock chip to give an accurate date and time | | | | | Battery back-up for internal data storage and time clock | | | | | Communication interface: Multi-drop | | | | | Dimensions: 212(H)x155(W)x55(D) mm | | | | | Weight: 800g – 1kg | | | |
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