Sontay MW-U Series Quick Start Manual

Sontay MW-U Series Quick Start Manual

Ultrasonic flow sensors & integrator

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Specification
Meter:
Nominal flow rate
qp 0.6 to qp 60m³/h
Max. static pressure:
Screwed
16bar
Flanged
25bar
Body materials
Brass
Cable length
1.5m (meter to electronics)
Temperature range:
1 to 130°C
Temperature diff:
3 to 120K
Calculator:
Supply
3.6V Lithium battery
Battery life
6 years
Display
Multifunction 8-digit + characters
LCD
Cable length
2m (electronics to calculator)
Sensors: & pockets
Sensor length:
Meter size 15-32mm
Meter size 40-100mm
Sensor pockets:
Meter size 15-32mm
Meter size 40-100mm105mm
Sensor type
PT500 Matched pair
Pocket thread
½" BSP
Output:
Output pulse
30Vdc max. @ 20mA
Pulse duration
400m/s <T
M-Bus Baud rate
2400
General:
Ambient range:
Temperature
5 to 55°C
RH
95% non-condensing
Conformity
EN1434, MID
Protection
IP54
UK Sales Tel: 0845 345 7253
Ultrasonic Flow Sensors & Integrator
1.5 meters
3 meters
45mm
<600m/s
P
Page 1 of 8
© 2010 Sontay Limited. All rights reserved.
Features

Simply operation

Long life ultrasonic flow meter

Integral wall and DIN-rail mounting bracket

Pulsed or M-Bus output options
Product Codes
MW-U
Heat Meter Integrator
(build unit with following options)
Output type (add to above code)
-P
Pulsed output
-M
M-Bus output
Flow Sensor (add to above code)
-4
Qp 0.6m³/h, G¾" (R½") screwed
-5
Qp 1.5m³/h, G¾" (R½") screwed
-6
Qp 2.5m³/h, G1" (R¾") screwed
-7
Qp 3.5m³/h, G1 ¼" (R1") screwed
-8
Qp 6m³/h, G1 ¼" (R1") screwed
-9
Qp 10m³/h, G2" (R1 ½") screwed
-E
Qp 10m³/h, DN40 flanged
-F
Qp 15m³/h, DN50 flanged
-G
Qp 25m³/h, DN65 flanged
-H
Qp 40m³/h, DN80 flanged
-J
Qp 60m³/h, DN100 flanged
International Tel: +44 1732 861225
MW-U
Issue: 5.0
Date Of Issue: 17/11/2010

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Summary of Contents for Sontay MW-U Series

  • Page 1 MW-U Issue: 5.0 Date Of Issue: 17/11/2010 © 2010 Sontay Limited. All rights reserved. Ultrasonic Flow Sensors & Integrator Features  Simply operation  Long life ultrasonic flow meter  Integral wall and DIN-rail mounting bracket  Pulsed or M-Bus output options...
  • Page 2 Declaration of Conformity The calculator uses the latest innovative technology to cal- Sontay Ltd declares that this product with the number of the culate heat usage from heating systems. With its dynamic type...
  • Page 3 MW-U Issue: 5.0 Date Of Issue: 17/11/2010 © 2010 Sontay Limited. All rights reserved. Flow Sensor Data 22.6 59.5 Nominal Flow m³/h Nominal Diameter lnch ½ ½ ½ ¾ 1 ½ Inst. Length without conn. Thread meter G x B lnch ¾...
  • Page 4 MW-U Issue: 5.0 Date Of Issue: 17/11/2010 © 2010 Sontay Limited. All rights reserved. Status / Error Codes Installation The symbols in the table below show the meter’s operational Safety instructions status. The status messages only appear in the main display The installation has to be done by qualified personnel.
  • Page 5 Installation (continued) Installation heat calculator Connection flow sensor Sontay recommends to mount the calculator on the wall. Do The total length of the wire between flow sensor and not mount the device at the pipe or attach it directly on the calculator should not exceed 10 m.
  • Page 6 MW-U Issue: 5.0 Date Of Issue: 17/11/2010 © 2010 Sontay Limited. All rights reserved. Connections Connections (continued) 3 ...30V Closing times 400m/s < t < 600m/s M-Bus: The M-Bus interface complies with the norm EN 1434-3 and operates with 2400 baud fixed. It can be set to 300/9600 Temperature sensors baud if necessary.
  • Page 7 MW-U Issue: 5.0 Date Of Issue: 17/11/2010 © 2010 Sontay Limited. All rights reserved. Display Loops Level 1 Level 2 Hold down the button (H) until the device switches to Energy (main display) Energy at SRD another level or switches back from the sub-menu.
  • Page 8 For the latest information and product updates, register at www.sontay.com Whilst every effort has been made to ensure the accuracy of this specification, Sontay cannot accept responsibility for damage, injury, loss or expense resulting from errors or omissions. In the interest of technical improvement, this specification may be altered without notice.

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Mw-u-pMw-u-m

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