Do you intend to automate your time and attendance or access control system, but you are locate in a remote place, where there is no cabling struture? Thinking on this very usual scenario, Topdata developed Inner Disk, a solution that offer all the quality of Inner's technology; the only difference is that all data collected can be stored in a floppy disk and later downloaded in a PC. Everything in a very easy and efficient way.

Inner Disk is a modern unit, easy to use and install and suitable for the needs of modern companies. The philosophy behind Inner Disk is flexibility. After all it can be used in any place even distant

and remote places. Configuration and data download can be done using a disk or via serial communication, RS232 or RS485. Up to 32 Inners Disk can be networked and controlled from a single serial port. Inner Disk is available with barcode, magnetic, Smart or proximity reader. The keypad can be used for data input if enabled. All the operation is guided by messages shown on LCD display and beeps emitted by a buzzer.
Inner Disk provides two relay outputs that can be used to control door locks, turnstiles, lamps or sirens.

· Applications

Inner Disk can be used in several different applications, specially for remote places like public school or medical center located in very small towns, constructions firms also uses it for the temporary employees that are working in remote plants but informations must be analised in a distant the head office.
- Time and attendance
- Job cost
- Access control

· Technical Specification

- Data can be stored in 3 1/2" (1.44 Mb) floppy disk which can store up to 88000 registers
- LCD display with 2 lines and 16 columns
- Numeric and functions keypad
- 2 device actuators
- An integrated UPS keeps the equipment in operation for up to 6 hours
- Non volatile memory keeps the collected data for one year, if power fails
- Interface:
- RS232 - for distances up to 15 meters
- RS485 - for distances up to 1500 meters
- TCP/IP - optional
- It allows up to 32 devices to be connected in the same computer serial port
- Operational mode: online or offline
- Enclosure in steel and highly resistant ABS plastic
- Dimensions:
- Width: 191mm
- Height: 220mm
- Depth: 72mm
- Power supply: 127 V or 220 V - 60 Hz
- Consumption: 5W