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MODEL DO-03/04 SECTION 1.0
SPECIFICATIONS
2
SPECIFICATIONS - 499ADO-54 SENSOR
Range: 0 to 20 ppm (mg/L)
Wetted parts: Noryl
1
Viton
2
EPDM, Teflon
3
, silicone
Cathode: Gold (not normally wetted)
Accuracy: ±0.2 ppm at 25°C
Repeatability: ±0.05 ppm 25°C
Response time: 25 sec to 63% of final reading at 25°C
Pressure: 0 to 65 psig (0 to 549 kPa abs)
Temperature: 32 to 122°F (0 to 50°C)
Process connection: 1 inch MNPT
Electrolyte volume: 25 mL (approx.)
Cable length (standard): 25 ft (7.6 m)
Cable length (maximum): 300 ft (91 m)
SPECIFICATIONS - 54EA-01 ANALYZER
Enclosure: Epoxy-painted (light gray) cast aluminum,
NEMA 4X (IP65). 144 x 144 x 132 mm
(5.7 x 5.7 x 5.2 in.), DIN size panel cut-out.
Front Panel: Membrane keypad with tactile feedback.
Three green LEDs indicate alarm status. Red
LED indicates fault condition.
Display: Three-line, back-lit, dot matrix LCD, 70 x 35 mm.
First line is oxygen reading. Second line is tem-
perature and current output. Third line is user-
selectable. Character heights: 1st line - 16 mm
(0.6 in.), 2nd and 3rd lines - 7 mm (0.3 in.).
Power:
115 VAC ± 10%, 50/60 Hz ± 6%, 8 W
230 VAC ± 10%, 50/60 Hz ± 6%, 8 W
RFI/EMI: EN-61326
LVD: EN-61010-1
Outputs: Two 4-20 mA or 0-20 mA isolated outputs.
Continuously adjustable. Outputs can be assigned
to oxygen or temperature. Output dampening is
user-selectable. Maximum load at 100/200 Vac is
550 ohms.
Output Accuracy: ± 0.05 mA
Alarms: Relays 1, 2, and 3 are assignable to oxygen
or temperature. One relay can also be used as
an interval timer to operate the air blast cleaner.
Relay 4 - Sensor/analyzer fault alarm
Each relay has a dedicated LED on the front panel.
Relay Contacts: Relays 1-3: Epoxy sealed form A
contacts, SPST, normally open
Relay 4: Epoxy sealed form C, SPDT
Resistive
Inductive
115 Vac 5.0 Amps 3.0 Amps
230 Vac 5.0 Amps 1.5 Amps
Ambient Temperature: 0 to 50°C (32 to 122°F).
Analyzer can be operated between -20 and 60°C
(-4 to 140°F) with some degradation in display
quality.
Relative Humidity: 95% (maximum) non-condensing
Temperature correction for membrane permeability:
automatic between 0 and 50°C.
Calibration: automatic air calibration or calibration
against a standard instrument
Pressure sensor range: 113 to 862 mm Hg (150 to
1150 mbar)
1
Noryl is a registered trademark of General Electric
2
Viton is a registered trademark of E.I. duPont de Nemours & Co.
3
Teflon is a registered trademark of E.I. duPont de Nemours & Co.