Enclosure - gasketed plastic case
Box size - 4.875" W, 3.3125"H, 2.125"D
2 X 16 character backlit LCD
Two iButton touch ports each with two color status LED
One rotary encoder for rotating through menu items
Battery backed up real time clock
One SPST 1Amp dry contact relay
4K EEPROM memory (can be expanded to 128K)
Two spare TTL I/O lines
Power requirements - 8VDC to 12VDC
Power consumption - approximately 40 MA
Additional components needed - PC , laptop, data shuttle, PLC, proprietary control panel etc. (can stand alone after programming authorization list)
Interface - RS485 and/or data shuttle
Jumper set RS485 bus address (1 -30)
Jumper enabled end of line termination resistor
One 8 connector terminal strip- (power in and out , RS485 comms in and out).
Data shuttle data port
Natively reads iButton serial ID upon touch and can authorize the transaction locally or send it to the control unit via RS485 for verification and or logging.
Upon verification it can log and/or transmit a time stamped copy of the transaction, and/or activate the relay.