ADS Environmental Services FlowShark Pulse QR 775004 A1 - Manual (Page 23)

2-6 ADS FlowShark Pulse O&M Manual
depth measurement via water-ultrasonic (and redundant
pressure measurement), and temperature measurement to
compensate for the effect of temperature on the velocity of
sound (combi sensor only)
Types of
Construction
• Wedge sensor for installation on pipe bottom
• Insertion sensor for installation through pipe wall with nozzle and
cutting ring
Medium
Contacting
Materials
Polyurethane, stainless steel 1.4571, PPO GF30, PA (combi sensor
only
)
Option: Sensor made of PEEK, resistant against chemical
substances, Hastelloy mounting plate, Titanium mounting plate, FEP
coated cable
Depth Measurement – Water-Ultrasonic
Measurement
Range
0 to 6.56 feet (0 to 200 cm), lowest absolutely measurable depth
0.13 feet (4 cm)
Zero Point Drift Absolutely stable
Measurement
Error
Less than ±0.08 inches (±2 mm)
Depth Measurement – Pressure
Measurement
Range
0 to 11.5 feet (0 to 350 cm)
Zero Point Drift Maximum 0.75% of final value (32 °F to 122 °F (0 – 50 °C))
Measurement
Error
<0.5% of final value
Depth Measurement – External Sensor
Measurement
Range
Zero Point Drift
Based on device
Measurement
Error
Flow Velocity Measurement
Measurement
Range
-3.28 to 19.7 feet per second (-100 to +600 cm/s)
Number of Scan
Layers
16 (maximum)
Zero point drift Absolutely stable zero point
Error Limits
(per scan layer)
<1% of measurement value (v >3.28 feet per second (1 m/s))
<0.5 % of measurement value 0.2 inches per second (+5 mm/s) (v
<3.28 feet per second (1 m/s))
Number of
Sensors
1 to 3 per transmitter