Teledyne Meridian User Manual page 2

MERIDIAN
UNIVERSAL GAS DETECTOR
REVISION HISTORY
Revision History
Rev. No. Rev. Date
A
B
C
D
E
F April 2018
G May. 2020
Information contained herein is classified as EAR99 under the U.S. Export Administration Regulations. Export, reexport or diversion contrary to U. S. law is
ii
Reason
— Initial Release
Updated CSA approvals, added information for Tech Support in Hous-
ton; added or clarified several other notes and specifications.
Numerous updates to configuration, maintenance, specification and sen-
sor chapters to support 8 new combustible IR part numbers and cat-bead
k-factors. FW updated to 1.12; expanded maintenance & troubleshooting
sections.
Numerous updates in conjunction with FW update to 1.14. Wiring dia-
grams updated for clarity, added pipe-mounting brackets. Sensor bias
module and related notes and warnings modified. Added PN for
INMETRO product variations.
Numerous updates in conjunction with FW update to 1.14. Wiring dia-
grams updated for clarity, added pipe-mounting brackets. Sensor bias
module and related notes and warnings modified. Added PN for
INMETRO product variations.
Removed all TYCO branding; corrected mislabeled figures in various sec-
tions.
Removed all 3M/Scott Safety branding; reformatted entire document;
updated certifications.
USE AND DISCLOSURE OF DATA
prohibited.