IO Thrifty FMT-25W User manual

FMT-25W Ultrasonic Flow Meter
User’s Guide
V1.1

Table of Contents
1 Product Models ...................................................................................................... 1
1.1 FMT-25 Meter Versions ......................................................................................... 1
1.2 Available Flow Transducers ................................................................................... 1
2 Check Components ................................................................................................. 2
3 Transducer Mounting Diagrams ............................................................................. 3
3.1 Mounting ............................................................................................................... 3
4 Meter Installation and Wiring Diagram .................................................................. 3
4.1 FMT-25W-AB Installation Instruction .................................................................... 3
4.2 FMT-25W-AB Wiring Diagram ............................................................................... 5
4.3 FMT-25W-AE Mounting ......................................................................................... 6
4.4 FMT-25W-AE Wiring Diagram ............................................................................... 6
5 Transducer Introduction and Wiring Diagram ....................................................... 8
5.1 Clamp Transducer .................................................................................................. 8
5.2 Clamp-on Transducer Wiring Diagram .................................................................. 8
5.3 Insertion Transducers ............................................................................................ 9
5.4 Inline Transducers ............................................................................................... 10
6 Display and Programming .................................................................................... 11
6.1 Display and Keyboard .......................................................................................... 11
6.2 Programming ....................................................................................................... 11
6.3 Program Menu Details ......................................................................................... 12
6.4 Quick Program Setup ........................................................................................... 23
7 Transducers Installation ....................................................................................... 24
7.1 Choose installation points ................................................................................... 24
7.2 Clamp-on Transducer Installation ....................................................................... 26
7.3 Insertion Transducer Installation ........................................................................ 29
7.4 In-line type transducer installation ..................................................................... 35
7.5 Checking the Installation ..................................................................................... 36
8 Complete the Installation ..................................................................................... 37
9 Specifications ........................................................................................................ 38

>>FMT-25W Ultrasonic Flow meter User Manual
1
The FMT-25W is a new generation ultrasonic flow meter manufactured using patented
technology which employs the transit-time principle to measure the velocity of relatively
clean liquids in full pipes.
The purpose of this guide is to provide installation procedures and basic operating
instructions for the FMT-25W.General Installation Procedure
1 Product Models
1.1 FMT-25 Meter Versions
Model No. FMT-25W-AB FMT-25W-AE
Picture
Description Wall Mount Flow Meter in
ABS Enclosure
Wall Mount Flow Meter in Cast
Aluminum Enclosure
1.2 Available Flow Transducers
Flow transducer Picture Model Pipe Size* Temperature
Clamp on
TS-2 (small) 1 to 4 inches
-30 ~ 90℃
TM-1 (medium) 2 to 28 inches
TL-1 (large) 12 to 240 inches
High temp.
Clamp on
TS-2-HT (small) 1 to 4 inches
-30 ~ 160
℃
TM-1-HT (medium) 2 to 28 inches
TL-1-HT (large) 12 to 240 inches
Check
Compon
ents
Choose In
stallation
Points
Set Parameter
Connection of Meter
and Transducer
T
ransduc
er Installation
Me
te
r
Insta
llat
io
n
Finished
Check the installation

>>FMT-25W Ultrasonic Flow meter User Manual
2
Insertion
TC-1 (standard) 2 to 235 inches -30 ~ 160
℃
TC-2 (extended)
TP-1 (parallel) 3 to 235 inches
Inline Standard 0.5 to 40 inches -30 ~160
℃
Temperature
transducer
Picture Model Pipe Size Temperature Cutoff water
Clamp on CT-1 2 to 235
inches
-40 ~ 160
℃
No need
Insertion TCT-1 2 to 235
inches
-40 ~ 160
℃
Need
Insertion
under pressure PCT-1 2 to 235
inches
-40 ~ 160
℃
No need
Insertion
small sizes SCT-1 < 2 inches+ -40 ~ 160
℃
Need
*Pipe size given in DNx-y notation where DN is Diameter Nominal and x-y is the diameter
range in mm(eg. DN25-100 is used with pipe sizes with nominal diameter from 25 to 100
mm)
2 Check Components
1. Please check you have all the components in the order.
2. All codes on transducers should be matched as they are used in sets.

>>FMT-25W Ultrasonic Flow meter User Manual
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3 Transducer Mounting Diagrams
3.1 Mounting
Clamp on Insertion Inline
4 Meter Installation and Wiring Diagram
4.1 FMT-25W-AB Installation Instruction
(Dimensions in mm)

>>FMT-25W Ultrasonic Flow meter User Manual
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Wall mounting: Fix the converter with 4 Φ6mm expansion bolts or normal bolts.
DIN-rail mounting by using rail fixing clamps.
DIN-rail mounting by using PCB bracket
FMT-25W-AB type can be installed on a wall, in panel box or explosion-proof enclosure

>>FMT-25W Ultrasonic Flow meter User Manual
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4.2 FMT-25W-AB Wiring Diagram

>>FMT-25W Ultrasonic Flow meter User Manual
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4.3 FMT-25W-AE Mounting
4.4 FMT-25W-AE Wiring Diagram
Dimensions in mm

>>FMT-25W Ultrasonic Flow meter User Manual
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>>FMT-25W Ultrasonic Flow meter User Manual
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5 Transducer Introduction and Wiring Diagram
5.1 Clamp Transducer
5.2 Clamp-on Transducer Wiring Diagram