Emerson Rosemount Oxymitter DR Reference Manual page 92

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Rosemount Oxymitter
October 2019
Oxymitter oxygen transmitters (Integral & DR): OXT4C, OXT4CNF, OXT4CDR, and
OXT4CDRNF
Class I, Division 1, Groups B, C, and D
Class I, Zone 1, Ex d IIB+H2 T2
Class I, Zone 1, AEx d IIB+H2 T2
Oxymitter oxygen transmitters (split achitecture, probe with remote electronics): OXT4C,
OXT4CNF, 6A00094G
Class I, Zone 1, Ex de IIB+H2 T6 (remote electronics) / T2 probe)
Class I, Zone 1, AEx de IIB+H2 T6 (remote electronics) / (T2 (probe)
Class 1, Division 1, Groups B, C, and D T2 (probe)
Class 1, Division 2, Groups B, C and D T6 (remote electronics)
Special Conditions for Safe Use:
1. Non-flame arrestor probe -"NF" versions must have the probe installed in a non-
2. When the probe tube is mounted in a hazardous (classified) area (with flame
3. There are no interchangeable components.
4. Contact the original manufacturer for information of flameproof joint dimensions.
5. Fastener property class must be A2-70 for units intended for use in Zone 1 classified
6. Any other electronics not covered by this report and used in conjunction with the
(1) Except Temperature Code T1 for 44V
92
product certifications
(1)
(1)
classified area.
arrestor end to complete the assembly) calibration lines that travel in and out of the
equipment bringing reference gas must not contain a pressure higher than 1.1
times the atmospheric pressure; these calibration lines shall not contain pure
oxygen, acetylene, or combustible gases other than the gases for which this Zone 1
classified application has been investigated for: Group IIB +H2 gases.
areas.
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Rosemount Oxymitter probes or with the remote electronics must be installed in a
non-classified area (ex. Rosemount Xi Advanced Electronics).
∼ model of Rosemount OXT4CDR only.
Reference Manual
00809-0100-4880
Emerson.com/Rosemount