5707070-A Specifications and Reference Information 4-3
Sono-Trak™ Doppler Ultrasonic Flow Meter
FUNCTIONAL SPECIFICATIONS
Housing material Cast aluminum
Mounting Mounted to the outside of pipe by means of stainless straps,
nylon belts, or bungee and steel chain
Crystal wedge material Epoxy resin (all transducer models)
Environmental rating NEMA 6 (IP67)
Ambient temperature
range
-20 ºF to 200 ºF (-29 ºC to 93 ºC)
Ambient humidity Less than 100% RH
Transducer cable
Standard cable 25´ (7.6 m) 2 twisted pairs, 24 AWG, belfoil shield
Note: Custom cable lengths are available
Maximum cable length 5000´ (1524 m)
Table 4-2. Physical specifications (Continued)
Description Specification
Table 4-3. Functional specifications
Description Specification
Power
Fixed units 110 VAC or 220 VAC at 50/60 Hz (AC line voltage selectable
via internal selector switch; see Figure 2-8 on page 2-14 for
switch location)
12 VDC (DC operation enabled by internal selector switch; see
Figure 2-8 on page 2-14 for switch location)
Portable units Internal gel-cell, 8-hour continuous operation built-in battery
Recharge time is 12 hours using the external power adaptor/
charger or DC auto cigarette lighter
Power adaptor/charger Standard adaptor: 115 VAC, 50/60 Hz (± 10%) input delivering
12 VDC, 500 mA output
Optional adaptor: 230 VAC, 50/60 Hz (± 10%) input delivering
12 VDC, 500 mA output
Power consumption 10 W typical
Analog output signal 4 mA to 20 mA DC, 700 Ω maximum load resistance, internally
fused, active output
