Emerson Rosemount OCX8800 Quick Start Manual page 47

July 2023
6.5 Rosemount OCX8800 Oxygen/Combustibles
Transmitter (OCX88C) for Hazardous Locations
and Sensor Models 00088-0100-0001 and
00088-0100-0002
6.5.1 USA/Canada
CSA
Certificate:
Standards:
Markings:
Conditions of Acceptability
1. Calibration air lines and reference air lines shall not contain
pure oxygen or combustible gas other than inert/oxygen
gas mixture of which oxygen represents no more than that
normally present in air.
2. The pressure within the enclosure and gas lines shall not be
higher than 1.1 times the atmospheric pressure during the
normal operation of the equipment.
Quick Start Guide
1602514
C22.2 No. 0-10, C22.2 No 94.2:20 (Third Edition)
C22.2 No. 61010-1-12, CAN/CSA-C22.2 No. 60079-0:15
CAN/CSA-C22.2 No. 60079-1:16, ANSI/ISA-60079-0
(12.00.01)-2013
ANSI/ISA-60079-1 (12.22.01)-2009 (R2013)
ANSI/ISA-61010-1 (82.02.01) (Third Edition)
ANSI/UL 50E-2020 (Third Edition)
Class 1, Zone 1, AEx db IIB+H
Ex db IIB+H T* Gb
2
Type 4X, IP66**
*Sensor assembly enclosure: T3 (-40 °C <= Tamb <=
+100 °C)
*Electronics assembly enclosure: T6 (-40 °C <= Tamb <=
+65 °C)
*Integral configuration: T3 (-40 °C <= Tamb <= +65 °C)
**when reference air vents are routed to a dry area
Quick Start Guide
T* Gb
2
47