1. SFISA-7621 an isolation type of CAN bus communications board can be easily applied to the computer with ISA bus slots. PC operating system can use the popular Windows family, Unix and other operating system environment. CAN is a digital bus communication standard, the use of bus arbitration for network management, real-time high, can ensure the system's response to events, and communication reliability, CAN reliability requirements of high prices is mainly used in the system. 
 (2) performance and technical parameters 
 2.1 Technical parameters 
 CAN channels: two 
 CAN network communication speed up to 1Mbit / s 
 Isolation voltage: 1000Vdc 
 2.2 The use of environmental requirements 
 Operating temperature: 0 ℃ ~ 40 ℃; Relative Humidity: 40% to 80%; Storage temperature: -55 ℃ ~ +85 ℃; 
 2.3 Power Consumption +5 V/300mA 
 2.4 Dimensions: L × H = 160mm X 96mm 
 3 Works 
 SFISA-7621 Isolated CAN bus communications board with ISA bus interface part and the part of the CAN communication