ADS Environmental Services Portable FlowShark Pulse QR 775006 A2 - Manual (Page 183)

Specifications A-7
Air-Ultrasonic Depth Sensor
Measurement
Principle
Ultrasonic transit time
Measurement
Frequency
120 kHz
Protection Rating IP68
Ex Approval II 2 G Ex ib IIB T4 Gb
Operating
Temperature
-4° to 122° F (-20 to +50° C)
-4° to 104° F (-20 to +40° C) for applications in Ex Zone 1
Storage
Temperature
-22° to 158° F (-30° to +70° C)
Operating Pressure Maximum 14.5 psi (1 bar)
Cable Length 33/49/66/98/328 feet (10/15/20/30/50/100 m)
Cable Type LiYC11Y 2x1.5 + 1x2x0.34
Outside Cable
Diameter
0.33 ±0.01 inches (8.4 ±0.25 mm)
Type of
Construction
Wedge sensor for installation at top (vertex) of pipe
Medium Contacting
Materials
Polyurethane, stainless steel 1.4571, PPO GF30, PA
Depth Measurement
Measurement
Range
0 to 78.7 inches (0 to 200 cm)
Dead Band 5.5 inches (14 cm)
Measurement Error less than ±0.2 inches (5 mm)
Temperature Measurement
Measurement
Range
-4° to 122° F (-20° to +50° C)
Measurement Error ±1° F (±0.5° K)