Specifications

General Specifications

Operating Parameters

For clean liquids in full pipes with less than 2% solids or gas bubbles

Programming

Built-in, 5-button keypad with English, French, and Spanish menu language selection

Electronics Enclosure

NEMA4X (IP 66) polycarbonate with clear, shatterproof cover

Flow Velocity Range

±0.02 m/s to 12.2 m/s (±0.07 ft/s to 40 ft/s)

Accuracy

±1% of reading from 0.46 m/s to 12.2 m/s (1.5 ft/s to 40 ft/s); ±0.0046 m/s (±0.015 ft/s) for velocities below 0.46 m/s (1.5 ft/s)
Repeatability & Linearity: ±0.25%

Display

White, backlit matrix – displays 5-digit flow rate with floating decimal, 14-digit totalizer, relay status, operating mode, and calibration menu

Power Input

100-240 V AC 50/60 Hz, 10 VA maximum
Optional: 9-32 V DC, 10 W maximum

Analog Output

Isolated 4-20mA, 0-5 V, 1 kΩ load maximum

Control Relays

2 Relays, form ‘C’ dry contacts rated 5 A SPDT; programmable flow alarm and/or flow proportional pulse
Optional: 4 additional (6 total), rated 5 A SPDT

Data Logger

Built-in 128 MB data logger with a USB output and Windows software. Capacity for approximately 26 million data points

Operating Temperature (Electronics)

-20 °C to 60 °C (-5 °F to 140 °F)

Approximate Shipping Weight

5.5 kg (12 lbs)

Sensor Specifications

Pipe Diameter (Recommended)

SE16A: 15 mm to 40 mm (0.5 in to 1.5 in)
SE16B: 50 mm to 250 mm (2 in to 10 in)
SE16C: 300 mm to 1,200 mm (12 in to 48 in)

Pipe Diameter (Suitable For)

SE16A: 15 mm to 150 mm (0.5 in to 6 in)
SE16B: 50 mm to 1,200 mm (2 in to 48 in)
SE16C: 100 mm to 1,200 mm (4 in to 48 in)

Pipe Materials

Any metal or plastic sonic conducting material including carbon steel, stainless steel, ductile iron, concrete-lined ductile iron, cast iron, PVC, HDPE, PVDF, fiberglass, copper, brass, aluminum, and pipes with bonded liners including epoxy, rubber, and Teflon

Operating Frequency

SE16A: 2.56 MHz
SE16B: 1.28 MHz
SE16C: 640 kHz

Operating Temperature

-40 °C to 150 °C (-40 °F to 300 °F)

Transducer Mounting Kit

SE16A: Includes stainless steel track with pipe clamps, built-in ruler, and coupling tape
SE16B: Includes a set of stainless steel transducer brackets, clamps, alignment bar, and coupling tape
SE16C: Includes set of stainless steel transducer brackets, clamps, alignment bar with a built-in ruler, and coupling tape

Transducer Cables

Triaxial, 7.6 m (25 ft) with BNC connectors and seal jackets; extendable up to 152.4 m (500 ft)

Hazardous Locations

Non-incendive for Class I, Div 2, Groups A, B, C, D
Optional: Intrinsically safe for Class I, Div 1, Groups C, D; Class II, Groups E, F, G; Class III; Encl. Type 4

TTFM 6.1 Transit-Time Flow Meter

Specifications

General Specifications

Operating Parameters

For clean liquids in full pipes with less than 2% solids or gas bubbles

Programming

Built-in, 5-button keypad with English, French, and Spanish menu language selection

Electronics Enclosure

NEMA4X (IP 66) polycarbonate with clear, shatterproof cover

Flow Velocity Range

±0.02 m/s to 12.2 m/s (±0.07 ft/s to 40 ft/s)

Accuracy

±1% of reading from 0.46 m/s to 12.2 m/s (1.5 ft/s to 40 ft/s); ±0.0046 m/s (±0.015 ft/s) for velocities below 0.46 m/s (1.5 ft/s)
Repeatability & Linearity: ±0.25%

Display

White, backlit matrix – displays 5-digit flow rate with floating decimal, 14-digit totalizer, relay status, operating mode, and calibration menu

Power Input

100-240 V AC 50/60 Hz, 10 VA maximum
Optional: 9-32 V DC, 10 W maximum

Analog Output

Isolated 4-20mA, 0-5 V, 1 kΩ load maximum

Control Relays

2 Relays, form ‘C’ dry contacts rated 5 A SPDT; programmable flow alarm and/or flow proportional pulse
Optional: 4 additional (6 total), rated 5 A SPDT

Data Logger

Built-in 128 MB data logger with a USB output and Windows software. Capacity for approximately 26 million data points

Operating Temperature (Electronics)

-20 °C to 60 °C (-5 °F to 140 °F)

Approximate Shipping Weight

5.5 kg (12 lbs)

Sensor Specifications

Pipe Diameter (Recommended)

SE16A: 15 mm to 40 mm (0.5 in to 1.5 in)
SE16B: 50 mm to 250 mm (2 in to 10 in)
SE16C: 300 mm to 1,200 mm (12 in to 48 in)

Pipe Diameter (Suitable For)

SE16A: 15 mm to 150 mm (0.5 in to 6 in)
SE16B: 50 mm to 1,200 mm (2 in to 48 in)
SE16C: 100 mm to 1,200 mm (4 in to 48 in)

Pipe Materials

Operating Frequency

SE16A: 2.56 MHz
SE16B: 1.28 MHz
SE16C: 640 kHz

Operating Temperature

-40 °C to 150 °C (-40 °F to 300 °F)

Transducer Mounting Kit

Transducer Cables

Triaxial, 7.6 m (25 ft) with BNC connectors and seal jackets; extendable up to 152.4 m (500 ft)

Hazardous Locations

Non-incendive for Class I, Div 2, Groups A, B, C, D
Optional: Intrinsically safe for Class I, Div 1, Groups C, D; Class II, Groups E, F, G; Class III; Encl. Type 4

Options

Sensor Variations (Recommended pipe diameters)

SE16A: 15 mm to 40 mm (0.5 in to 1.5 in)
SE16B: 50 mm to 250 mm (2 in to 10 in)
SE16C: 300 mm to 1,200 mm (12 in to 48 in)

Industrial Automation Protocols

Modbus RTU via RS-485 or HART (field selectable)

Transducer Cables

15.2 m (50 ft) triaxial with BNC connectors and seal jackets
30.5 m (100 ft) triaxial with BNC connectors and seal jackets

Enclosure Heater

Thermostatically controlled to -40 °C (-40 °F); recommended for temperatures below 0 °C (32 °F)

Sunscreen

Enclosure sunscreen for outdoor installations

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