Rockwell Automation 1797-CEC FLEX Ex Bus Isolator and Flexbus Connector - Manual (Page 15)

FLEX Ex Bus Isolator and Flexbus Connector 15
Publication 1797-5.13 - June 2010
CNL Compliance
If this product has the cUL mark, it has been designed, evaluated, tested, and
certified to meet the following standards:
 CAN/CSA C22.2 No. 157-92, Intrinsically Safe and Non-Incendive
Equipment for Use in Hazardous Locations
 CAN/CSA C22.2 No. 30-M1986, Explosion-Proof Enclosures for
Use in Class I Hazardous Locations
 CAN/CSA E79-0-95, Electrical apparatus for explosive gas
atmospheres - Part 0: General requirements
 CAN/CSA E79-11-95, Electrical apparatus for explosive gas
atmospheres - Part 11: Intrinsic safety "i"
 CAN/CSA C22.2 No. 14-95, Industrial Control Equipment
 CAN/CSA E79-15-95, Electrical apparatus for explosive gas
atmospheres - Part 15: Electrical Apparatus with Type of 
Protection "n"
Inputs and Outputs
Do not apply any noninstrinsically safe signals to the FLEX Ex backplane
connector.
When using as an intrinsically safe electrical apparatus according to EN
60079-11, the European directives and regulations must be followed.
1797-CEC 1797-BIC
Flexbus Flexbus Flexbus
PWR
Limit
Bus
Bus
+V
-V
Standard 
Power
Source
41693
FLEX Ex
Bus IS Flexbus
IS Flexbus