SPECIFICATIONS
System
Liquid Types Most clean liquids or liquids containing small amounts of suspended solids or gas bubbles
Velocity Range 0.1…40 FPS (0.03…012, MPS)
Flow Accuracy
DTTR/DTTN/DTTH
DTTS/DTTC
±1% of reading at rates > 1 FPS (0.3 MPS), ±0.01 FPS (±0.003 MPS) at rates lower than 1 FPS
1 in. (25 mm) and larger – ±1% of reading from 10…100% of measuring range, or ±0.01 FPS
(0.003 MPS) at rates lower than 10% of measuring range; 3/4 in. (19 mm) and smaller – ±1% of
full scale
Ambient
Temperature
General purpose
Hazardous locations integral mount
Hazardous locations DTTN
–40…185° F (–40…85° C)
0…105° F (–17…40° C)
–40…185° F (–40…85° C)
Repeatability ±0.5% of reading
Transducer Type Clamp-on, uses time-of-flight ultrasonics
Protection Reverse polarity, surge suppression
Certifications
Remote mount transmitter and
integral mount transmitter with
transducers
General purpose standards: UL 61010-1 and CSA C22.2 No. 61010-1
Hazardous location designation and standards:
Class I, Division 2, Groups C and D
UL1604, CSA C22.2 No. 213
Hazardous location transducers
(DTTN with I.S. option)
Hazardous location designation and standards:
Class I, Division 1, Groups C and D, T5
UL913:2002, UL916
CAN/CSA C22.2 No. 0-10, C22.2 No. 142-M1987, C22.2 No. 157-92
Install with I.S. barrier D070-1010-002
Transmitter
Power
Requirements
12…28V DC @ 0.25A
Display
Type
Rate
Total
2 line x 8 character LCD
8 maximum digits with lead zero blanking
8 maximum digits with exponential multipliers from –1…6
Enclosure
Rating
NEMA Type 3 (Type 3) ABS, PVC and Ultem (integral system), brass or SS hardware
Units of
Measure
Engineering units
Rate
Feet, US gallons, cubic feet, million gallons, barrels (liquid and oil), acre-feet, lb, meters, cubic meters, liters,
million liters, kilograms
Second, minute, hour, day
Outputs
Analog and TTL
Frequency
(Output option 1)
4…20 mA: 900 ohms max, internally powered, 12-bit resolution
Selectable turbine meter simulation or square wave
0…1000 Hz, duty cycle 50% +/- 10%
Square wave: 5V DC
Turbine meter simulation: 500 mVpp minimum
Totalizer pulse
(Output option 3)
Source or sink, 5V DC, 2 mA maximum, pulse duration 30 ms, external resistor
Normal state high with pulses low
Specications
Page 54 April 2016TTM-UM-00369-EN-03
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