Hach AV9000 Manual Del Usuario página 3

Table of contents
Specifications on page 3
General information on page 4
Installation on page 7
Specifications
Specifications are subject to change without notice.
Specifications—Submerged area velocity sensor
Performance will vary depending on channel size, channel shape and site conditions.
Velocity measurement
Method
Transducer type:
Typical minimum depth for
velocity
Range
Accuracy
Level measurement
Method
Accuracy (static)
Velocity-induced depth error
Level range
Allowable level
General attributes
Air intake
Operating temperature
Level compensated temperature
range
Material
Power consumption
Cable
Connector
Cable lengths available
Operation on page 14
Maintenance
Replacement parts and accessories
Doppler ultrasonic
Twin 1 MHz piezoelectric crystals
2 cm (0.8 in.)
-1.52 to 6.10 m/s (-5 to 20 ft/s)
± 2% of reading (in water with uniform velocity profile)
Pressure transducer with stainless steel diaphragm
• ±0.16% full scale ±1.5% of reading at constant temp (±2.5 ºC)
• ±0.20% full scale ±1.75% of reading from 0 to 30 ºC (32 to 86 ºF)
• ±0.25% full scale ±2.1% of reading from 0 to 70 ºC (32 to 158 ºF)
Compensated based on flow velocity
• Standard: 0–3 m (0–10 ft)
• Extended: 0–9 m (0–30 ft)
• Standard: 10.5 m (34.5 ft)
• Extended: 31.5 m (103.5 ft)
Atmospheric pressure reference is desiccant protected
0 to 70 ºC (32 to 158 ºF)
0 to 70 ºC (32 to 158 ºF)
®
Noryl outer shell with epoxy potting within
Less than or equal to 1.2 W @ 12 VDC
Urethane sensor cable with air vent
Hard anodized, satisfies Military Spec 5015
• Standard: 9, 15, 23 and 30.5 m (30, 50, 75, 100 ft)
• Custom: 30.75 m (101 ft) to 76 m (250 ft) maximum
on page 15
on page 19
English 3