Series TUF Ultrasonic Energy Meter

Energy Monitoring Capability, No Moving Parts, Compact and Light Weight

***AC CAPABILITY TEMPORARILY UNAVAILABLE, contact Dwyer for more information***

The Series TUF Ultrasonic Energy Meter is a highly accurate and stable energy meter that utilizes ultrasonic technology to measure heating and cooling energy consumption. The Series TUF is a compact meter with a flowmeter and energy calculator in one, making it great for installation on chillers and boilers.

INSTRUCTIONS FOR ORDERING
• Choose 1 ultrasonic energy meter model (includes 2 BSPP pipe fittings, 2 tightening nuts, 2 o-rings, and 1 thermowell with welding collar)
• Choose 1 pipe fitting model given the appropriate fitting size if NPT or BSPT connections are required (for DN15 to DN40 only)*
Example: TUF-150-MD, Fitting Size: A, select pipe fitting Model WM-ACC-C01 or WM-ACC-C11.

California Residents:  Click Here for Proposition 65 WARNING.

Product Applications

  • Heat metering
  • Utilities billing
  • Tenant billing
  • Monitoring of water heating or cooling: radiators, fan coils

Models & Ordering

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Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

Model Description Usually Ships* Price Order
TUF-1000-MD
Ships:
Price: $2,648.00
Tenant ultrasonic BTU flowmeter, DN100 pipe size and 60 m3/h permanent flow rate with Modbus® communication. $2,648.00 Order
TUF-1250-MD
Ships:
Price: $3,479.00
Tenant ultrasonic BTU flowmeter, DN125 pipe size and 100 m3/h permanent flow rate with Modbus® communication. $3,479.00 Order
TUF-1500-MD
Ships:
Price: $4,756.00
Tenant ultrasonic BTU flowmeter, DN150 pipe size and 150 m3/h permanent flow rate with Modbus® communication. $4,756.00 Order
TUF-150-MD
Ships:
Price: $464.00
Tenant ultrasonic BTU flowmeter, DN15 pipe size and 1.5 m3/h permanent flow rate with Modbus® communication. $464.00 Order
TUF-2000-MD
Ships:
Price: $6,852.00
Tenant ultrasonic BTU flowmeter, DN200 pipe size and 200 m3/h permanent flow rate with Modbus® communication. $6,852.00 Order
TUF-200-MD
Ships:
Price: $464.00
Tenant ultrasonic BTU flowmeter, DN20 pipe size and 2.5 m3/h permanent flow rate with Modbus® communication. $464.00 Order
TUF-250-MD
Ships:
Price: $510.00
Tenant ultrasonic BTU flowmeter, DN25 pipe size and 3.5 m3/h permanent flow rate with Modbus® communication. $510.00 Order
TUF-320-MD
Ships:
Price: $653.00
Tenant ultrasonic BTU flowmeter, DN32 pipe size and 6 m3/h permanent flow rate with Modbus® communication. $653.00 Order
TUF-400-MD
Ships:
Price: $756.00
Tenant ultrasonic BTU flowmeter, DN40 pipe size and 10 m3/h permanent flow rate with Modbus® communication. $756.00 Order
TUF-500-MD
Ships:
Price: $1,722.00
Tenant ultrasonic BTU flowmeter, DN40 pipe size and 15 m3/h permanent flow rate with Modbus® communication. $1,722.00 Order
TUF-650-MD
Ships:
Price: $1,858.00
Tenant ultrasonic BTU flowmeter, DN65 pipe size and 25 m3/h permanent flow rate with Modbus® communication. $1,858.00 Order
TUF-800-MD
Ships:
Price: $2,202.00
Tenant ultrasonic BTU flowmeter, DN80 pipe size and 40 m3/h permanent flow rate with Modbus® communication. $2,202.00 Order

Specifications

Service:
Clean, compatible liquids.
Wetted Materials:
Brass and 316L SS.
Range:
See chart on catalog page.
Display:
8-digit LED.
Accuracy:
BTU: EN1434/CJ128 Class 2; Flow: ±(2+(0.02 Qp / Q))%; Temperature: ±0.1°C.
Power Requirements:
24 VDC/VAC (model dependent) or 3.6 V ER26500 lithium metal battery, user supplied and installed, battery acts as back-up if power is lost.
Power Consumption:
1 W.
Temperature Limits:
Ambient: 41 to 131°F (5 to 55°C); Process: 36 to 203°F (2 to 95°C).
Humidity Limit:
<93%.
Pressure Limits:
232 psi (16 bar) for DN15 to DN40; 362 psi (25 bar) for >DN50.
Pressure Drop:
<1.5 psi (10 kPa).
Process Connection:
See chart on catalog page.
Serial Communications:
Modbus® RTU or BACnet® MSTP (selectable)**.
Enclosure Rating:
IP65.
Enclosure Material:
Plastic.
Repeatability:
Flowmeter: 1%.
Electrical Connections:
3' (0.91 m) 4x0.2 mm2 cable with terminal block.
Flow Direction:
Unidirectional.
Mounting Orientation:
Horizontal or vertical.
Weight:
See chart on catalog page.
Agency Approvals:
CE.
**M-BUS available upon request.

Features

  • Lower maintenance costs with local parameter display and no moving parts
  • Serial communication output allows for easy transfer of data
  • Flow and temperature monitor in one unit eliminates the need for multiple units

Accessories

Model Number Description Usually Ships* Price Order
WM-ACC-C01 WM2/WMT2 1/2" NPSM to NPT connector set Consult Factory $6.30 Order
WM-ACC-C11 WM2/WMT2 1/2" BSPP to BSPT connector set Consult Factory $7.10 Order
WM-ACC-C02 WM2/WMT2 3/4" NPSM to NPT connector set Consult Factory $10.25 Order
WM-ACC-C12 WM2/WMT2 3/4" BSPP to BSPT connector set Consult Factory $11.50 Order
WM-ACC-C03 WM2/WMT2 1" NPSM to NPT connector set Consult Factory $19.25 Order
WM-ACC-C13 WM2/WMT2 1" BSPP to BSPT connector set Consult Factory $21.25 Order
WM-ACC-C04 WM2/WMT2 1-1/4" NPSM to NPT connector set Consult Factory $29.00 Order
WM-ACC-C14 WM2/WMT2 1-1/4" BSPP to BSPT connector set Consult Factory $32.00 Order
WM-ACC-C05 WM2/WMT2 1-1/2" NPSM to NPT connector set Consult Factory $39.50 Order
WM-ACC-C15 WM2/WMT2 1-1/2" BSPP to BSPT connector set Consult Factory $43.75 Order

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