Instruction Manual
IB-106-340C Rev. 4.1
July 2004
1-12 Description and Specifications Rosemount Analytical Inc. A Division of Emerson Process Management
Hazardous Area Oxymitter 4000
1-7 SPECIFICATIONS
O2 Range:
Standard............................................. 0 to 10% O2, 0 to 25% O2, 0 to 40% O2 (via HART)
Accuracy ............................................ ±0.75% of reading or 0.05% O2, whichever is greater
System Response to Calibration Gas Initial – less than 3 sec., T90 – less than 8 sec.
Temperature Limits:
Process .............................................. 0° to 704°C (32° to 1300°F) up to 1300°C (2400°F) with
optional accessories
Electronics Housing ........................... -40° to 70°C (-40° to 158°F), ambient
Electronics Package .......................... -40° to 85°C (-40° to 185°F) – operating temperature of
electronics inside instrument housing, as m easured by
a HART communicator or Rosemount Asset Management
Solutions software
Local Operator Interface ................... -40° to 70°C (-40° to 158°F), ambient
-40° to 85°C (-40° to 185°F), internal [At temperatures
above 70°C (158°F) inside instrument housing, th e infrared
keypad will cease to function, but the Oxymitter 4000 will
continue to operate properly.]
Probe Lengths............................................ 18 in. (457 mm), 3 ft (0.91 m), 6 ft (1.83 m)
Mounting and Mounting Position ............... Vertical or horizontal;
a spool piece (P/N 3D39761G02) is available to of fset
transmitter housing from hot ductwork.
Materials:
Probe.................................................. Wetted or welded parts - 316L stainless steel ( SS)
Non-wetted parts - 304 SS, low-copper aluminum
Electronics Enclosure ........................ Low-copper aluminum
Calibration.................................................. Manual, semi-automatic, or autom atic
Calibration Gas Mixtures Recommended .. 0.4% O2, Balance N2
8% O2, Balance N2
Calibration Gas Flow ................................. 5 scfh (2.5 l/m)
Reference Air............................................. 0.5 scfh (0.25 l/hr), clean, dry, instrument-quality air
(20.95% O2), regulated to 5 psi (34 kPa)
Electronics ................................................. NEMA 4X, IP66 with fitting and pipe on reference exhaust
port to clear dry atmosphere
Line Voltage............................................... 90-250 V AC, 48/62 Hz; 3/4 in.-14 NPT conduit port.
Pollution Degree ........................................ 2
Over Voltage Category .............................. II
Relative Humidity ....................................... 5 to 95% (non-condensing)
Signals:
Analog Output/HART ......................... 4-20 mA isolated from power supply, 950 ohms
maximum load
Logic I/O............................................. Two-terminal logic contact conf igurable as either an alarm
output or as a bi-directional calibration handshak e signal to
IMPS 4000 or SPS 4000.
Self-powered (+5 V), in series with 340 ohms
Conduit port — 3/4 in.-14 NPT (for analog output
and logic I/O signal lines)