Det-Tronics 505 - Page 19

17 95-8472
APPENDIX B [Canadian Standards Association (CSA) Approval Description]
THE FOLLOWING ITEMS, FUNCTIONS AND OPTIONS DESCRIBE THE CSA APPROVAL.
MODEL 505 SERIES COMBUSTIBLE GAS TRANSMITTER
• Explosion-proof for Class I, Division 1, Groups B, C, & D Hazardous Locations per CSA C22.2 #30.
• Dust/ignition-proof for Class II, Division 1, Groups E, F, & G, Class III Hazardous Locations per CSA C22.2 #25.
(For use with Sensor Termination Box.)
• Enclosure Rating NEMA/Type 4X per CSA C22.2 #94. (For use with Sensor Termination Box.)
• Operating temperature limits are –40°C to +75°C (–40°F to +167°F).
• Storage temperature limits are –55°C to +85°C (–67°F to +185°F).
• Explosion-proof ambient temperature limits are –55°C to +125°C (–67°F to +257°F).
• Relative humidity range is 5 to 95% RH.
• Performance verified for 0 to 100% LFL methane-in-air atmospheres per CSA C22.2 #152. Accuracy: ±3% LFL
from 0 to 50% LFL, ±5% LFL from 51% to 100% LFL.
• For use with 226365-118 through 226365-125 Sensor Termination Boxes.
• For use with Model CGS Series Combustible Gas Sensor.
NOTE
The high temperature characteristic has not been CSA verified above 75°C.
NOTE
Detector Electronics combustible gas detection K factors are not CSA verified.
NOTE
Metric straight thread types are for use in non-North American applications.
CALIBRATION
• Calibration of the above listed sensors has been CSA verified using the Det-Tronics 225130-001 (50% LFL
methane) Calibration Kit.