ABB Aztec 600 - 14 Specification - Aztec ISE Ammonia

Aztec 600 ISE ammonia and fluoride
Single-stream ion-selective analyzers 14 Specification – Aztec ISE Ammonia
70 OI/AXM630–EN Rev. I
14 Specification – Aztec ISE Ammonia
Measurement
Units
 NH
3
 NH3-N
 NH
4
Range
 0.050 to 1000 ppm NH
3
Measurement principle
Gas-sensing ammonia probe
Measurement mode
Continuous
Measurement performance
Accuracy
1
 <±5 % of reading
2
or ±0.02 ppm for 0.05 to 500 ppm NH3
(whichever is the greater)
 <±7.5 % of reading
2
for 500 to 1000 ppm NH3
Repeatability
 <±2 % of reading
3
or ±0.02 ppm (whichever is the greater)
Response time
 Normal operating mode: T90 typically 5 minutes
 EcoMode: T90 typically <7.5 minutes
Resolution
 0 to 10 ppm – 0.001 ppm
 10 to 100 ppm – 0.01 ppm
 100 to 1000 ppm – 0.1 ppm
Calibration
2-point, automatic calibration, with the option of manual initiation. The
interval between automatic calibrations is selectable manually from
four times a day to once per week.
Environmental data
Ambient operating temperature:
5 to 40 ºC (41 to 104 ºF)
Ambient operating humidity:
Up to 95 % RH non-condensing
Sample temperature:
1 to 40 °C (32 to 104 °F)
Sample flow:
Continuous, 200 to 500 ml/min
Sample pressure:
5 psi maximum
Sample limitations:
Samples containing particles 100 microns (0.004 in) in diameter or
larger may require pre-filtration.
Maintenance
Routine service interval:
12 months
Display
Color, TFT, liquid crystal display (LCD) with built-in backlight and
brightness adjustment
Diagonal display area:
 145 mm (5.7 in)
 76800 pixel display
4
Dedicated operator keys
 Group select / left cursor
 View select / right cursor
 Menu key
 Up / increment key
 Down / decrement key
 Enter key
1. Maximum measured error across full measurement range.
2. Testing based on IEC 61298 Parts 1-4 : Edition 2.0 2008-10.
3. Testing based on BS ISO 15839 : 2003.
4. A small percentage of the display pixels may be either constantly active or inactive.
Max. percentage of inoperative pixels <0.01 %.