Key Specifications/Special Features:

Built in "Addressable RS485 to RS232 Converter" firmware

Support 3 RS232 device

Watchdog timer provides fault tolerance recovery

CPU 80188, 40MHZ

     ● SRAM 256KB
     ● FLASH ROM 512KB
     ● EEPROM 2KB
     ● EMBEDDED OS RomDos(Datalight)

Communication speed: 115.2K bps max

Operating temperature: -25°C to +75°C

Storage temperature: -40°C to +80°C

Power requirement: Unregulated 10~30 VDC power

Series product:

Model	EX9521D	EX9522D	EX9523D	EX9524D	EX527D
COM1	RS232 (5 wire)	RS232 (5 wire)	RS232 (5 wire)	RS232 (5 wire)	RS232 (5 wire)
COM2	RS485	RS485	RS485	RS485	RS485
COM3	x	RS232 (3 wire)	RS232 (3 wire)	RS232 (3 wire)	RS232 (3 wire)
COM4	x	x	RS232 (3 wire)	RS232 (3 wire)	RS232 (3 wire)
COM5	x	x	x	RS232 (3 wire)	RS232 (3 wire)
COM6	x	x	x	x	RS232 (3 wire)
COM7	x	x	x	x	RS232 (3 wire)
COM8	x	x	x	x	RS232 (3 wire)