The parameters of Allen - Bradley 1761 - L16BBB are as follows: Manufacturer: Rockwell Automation Product Family: MicroLogix Product Type: Programmable Logic Controller (PLC) Part Number: 1761 - L16BBB I/O Count: 16 Input Type: 24V DC Input Operating Range: 14 - 30V DC max @ 30°C; 14 - 26.4V DC max @ 55°C Input Signal Delay: Standard inputs selectable from 0.5 to 16 ms; high - speed inputs selectable from 0.075 to 16 ms Output Type: 2 relay outputs and 4 MOSFET sourcing outputs Relay Output Operating Range: 5 - 125V DC / 5 - 264V AC MOSFET Output Operating Range: 20.4 - 26.4V DC Output Signal Delay: 10 ms Power Supply: 20.4 - 26.4V DC Inrush Current: 30A for 4 ms Memory: 1KB EEPROM (approximately 737 instruction words and 437 data words) Communication Port: RS232 Protocol: DF1 Mounting Type: Din rail, panel mount Enclosure: IP20 Operating Temperature: 0 - 55°C (32 - 131°F) Vibration: Operating: 5 Hz to 2 kHz, 0.381 mm peak - to - peak / 2.5 g panel mounted, 1hr per axis; Non - operating: 5 Hz to 2 kHz, 0.762 mm peak - to - peak / 5 g, 1hr per axis Shock: Operating: 10g peak acceleration (7.5 g DIN rail mounted), 11 ± 1 ms duration, 3 times each direction, each axis; Non - operating: 20g peak acceleration, 11 ± 1 ms duration, 3 times each direction, each axis Isolation: 1500V AC