Series TDMT Thermal Dispersion Flow Meter

No Moving Parts, 4 to 20 mA Output

This series is no longer available.

Specifications

Service:
Water, oil, compatible liquids, paste, glue, sludge and grease.
Wetted Materials:
316 SS, optional titanium.
Flow Range:
Min: 0 to 0.66 ft/s (0 to 20 cm/s); Max: See Catalog page.
Temperature Range:
(For optional output only) 32 to 212°F (0 to 100°C).
Accuracy:
<3% of full range.
Repeatability:
<1%.
Response Time:
10 seconds.
Temperature Limits:
Process: 14 to 176°F (-10 to 80°C); Ambient: 14 to 140°F (-10 to 60°C).
Pressure Limits:
435 psi (30 bar).
Process Connections:
1" Unit: 1" NPT union nut; 1-1/4" Unit: 1-1/4" NPT union nut.
Output Signal:
4 to 20 mA for flow, optional 4 to 20 mA for temperature.
Power Requirements:
24 VDC ±10%.
Resistive Load:
0 to 600 Ω.
Current Consumption:
Approx. 100 to 200 mA (max. flow).
Electrical Connection:
6.5 ft (2 m) moulded oilflex cable with three 21 AWG (0.5 sq mm) wires.
Enclosure Rating:
NEMA 4X (IP65).
Weight:
1" unit: 5.6 oz (158.76 g); 1-1/4" unit: 13.4 oz (379.88 g).

Features

  • No moving parts
  • Non-intrusive sensing
  • Adjustable measuring range
  • Base model works for pipe sizes up to 4" in diameter
  • Weatherproof construction for wide application usage
  • 316 SS for excellent chemical compatibility
  • Optional titanium for high corrosive media
  • Optional secondary output for temperature

Model Chart

EXAMPLE TDMT W S 1 1 0 1 Series TDMT-WS-1101 Thermal Dispersion Flowmeter, water base, 316SS, 0-6.56 ft/s (0-2 m/s), 1" unit with 1" union nut, 1 flow output
SERIES TDMT             Thermal Dispersion Flow Meter
BASE TYPE   W
L
          Water Based Fluids
Oil Based Fluids
WETTED MATERIAL     S
T
        316 SS
Titanium
RANGE       1
2
3
      0-6.56 ft/s (0-2 m/s)
0-9.84 ft/s (0-3 m/s)
0-13.12 ft/s (0-4 m/s)
FITTING         1
2
    1" Unit with 1" NPT Union Nut (up to 4" inner pipe diameter)
1-1/4" Unit with 1-1/4" NPT Union Nut (4-10" inner pipe diameter)
EXTENSION           0
1
  None
+7.87" (+200 mm)
OUTPUT             1
2
1 flow output
1 flow output plus one temperature output (only available with 1" NPT unit)

Product Literature

Manuals

Catalog Pages

Drawings

Photo Downloads

You must be logged in to view this content.
Click here to login to your account.

Product Reviews

Only registered users can write reviews. Please Sign in or create an account