Toshiba
LF414 - 20 -, 6F8A0870, Meter size of 1inch 25mm, for Excitation cable, 3/4 - 14 NPT
Troubleshooting
Specification
Install
Explanation of signal words
Wiring
Dimension
Maintenance
Zero Adjustment
About Safety Precautions
Turn off mains power before
Page 21
Page 20
Page 22
Image 21
Page 20
Page 22
Contents
6F8A0870
- 1 -
6F8A0870
About Safety Precautions
Integral type LF414/LF600F, LF414/LF610F, LF414/LF620F
Explanation of signal words
SAFETY PRECAUTIONS
Safety symbols
- 2 -
- 3 -
SAFETY PRECAUTIONS Safety Precautions for Installation and Wiring
DON’T
Do not modify or disassemble the enclosure
Safety Precautions for Installation and Wiring
SAFETY PRECAUTIONS continued
DON’T
- 4 -
Warranty and Limitation of Liability
Safety Precautions for Maintenance and Inspection
Usage limitation
- 5 -
- 6 -
Handling Precautions
・Places where excessive vibration or mechanical shock occurs
2 Wire cables correctly and securely
- 7 -
Handling Precautions continued
- 8 -
Table of Contents
1.1 Product Inspection
1. Product Inspection and Storage
1.2 Strage
- 9 -
2. Overview
Features
- 10 -
5 Intelligent functions
3.1 Appearance
3. Names of Parts
3.1.1 Appearance of LF414/LF600F, LF414/LF610F
Integral 1 Meter size of 1/2 inch 15mm
- 12 -
2 Meter size of 1inch 25mm
Figure 3.1.2 Appearance of LF414/LF600F, LF610F Meter size 1 inch25mm
Ground terminal for converter
- 13 -
3 Meter size of 1 1/2 to 4 inch 40 to 100mm
Figure 3.1.3 Appearance of LF414/LF600F, LF610F
Meter size 1 1/2 to 4 inch 40 to 100mm
- 14 -
4 Meter size of 6 and 8 inch 150 and 200mm
Lifting Lugs
provided
- 15 -
3.1.2 Appearance of LF414/LF620F
Figure 3.1.5 Appearance of LF414/LF620F Meter size 1/2inch15mm
Ground terminal for converter Flow direction arrow Detector
- 16 -
Figure 3.1.6 Appearance of LF414/LF620F Meter size 1 inch25mm
Ground terminal for converter Flow direction arrow
Figure 3.1.7 Appearance of LF414/LF620F
- 17 -
Figure 3.1.8 Appearance of LF414/LF620F
- 18 -
Meter size 6 and 8 inch 150 and 200mm
Ground terminal for converter Lifting Lugs
Separate 1 Meter size of 1/2 inch 15mm
3.1.3 Appearance of LF414
- 19 -
Signal cable
for Signal cable
- 20 -
Figure 3.1.10 Appearance of LF414 Meter size 1 inch25mm
for Excitation cable
Signal cable
- 21 -
Figure 3.1.11 Appearance of LF414
Excitation cable
- 22 -
Figure 3.1.12 Appearance of LF414
Meter size 6 and 8 inch150 and 200mm
3.2 Construction of the terminal blocks
Signal cable terminal
3.2.2 Terminal Block Construction of LF414 Type
- 23 -
Safety Precautions for Installation
4. Installation
- 24 -
Use an appropriate device to carry and install
4.2 Mounting Procedure 4.2.1 Pipe checks
4.1 Notes on Selecting the Installation Location
- 25 -
2. Avoid places where excessive pipe vibration occurs
- 26 -
Figure 4.2 Example of Pipe Fixing Procedure
Figure 4.3 Model Diagram of Unsupported Pipes
4.2.2 Installation Procedure
- 27 -
Figure 4.4 LF414 flowmeter detector piping connections
Table 4.1 Bolt length and Nut tightening torque
- 28 -
1b Optional “Mount Anywhere” Installation Mount-Anywhere Technology
1a Ideal Upstream Straight Pipe Length Installation Requirements
4.3 Piping Connections
L=5D
- 30 -
2 Pipe Orientation
Figure 4.6 Installation position of the detector
Figure 4.5 Detector Piping Orientation
4 Preventing an Empty Pipe Condition
3 Flow Direction
- 31 -
Figure 4.7 Flow direction arrow on the detector
1 Grounding of the LF414/LF620F type
4.4 Grounding
- 32 -
Figure 4.10 Grounding the LF414/LF620F Type
- 33 -
2 Grounding of the LF414 type
5.Wiring
Safety Precautions for Wiring
- 34 -
- 35 -
6F8A0870
Install a switch and fuse to isolate the
independently from power equipment. 100 ohm
5.1 Cables
Notes on wiring
- 36 -
Table 5.1 Installation Cables
5.3.2 Notes on Wiring of the Separate type LF414
5.3 Notes on Wiring 5.3.1 Notes on Instrumentation-Converter Wiring
5.2 External Device Connections and Grounding
- 37 -
1 Power cable, current output cable, digital I/O cables
5.4 Wiring 5.4.1 Terminal Treatment of Cables
Separate 2 Excitation cable
- 38 -
Notes on signal cable shield processing work
3 Connecting the input signal cable
- 39 -
Figure 5.3 Terminal Treatment of Flow Rate Signal Cable
5.4.2 Cable Connection
- 40 -
Figure 5.5 Connecting a Cable to Terminal Block
Preparatory check
6. Operation
- 41 -
Check the wiring between the converter and related instruments
Safety precaution for Maintenance and Troubleshooting
7. Maintenance and Troubleshooting
- 42 -
Do not conduct wiring work when power is applied
Cleaning
7.1 Maintenance
Check/Replacement of the display unit
materials
7.2.1 Flow rate is not indicated
7.2 Troubleshooting
- 44 -
START Are power supplies correct NO for each device? YES
- 45 -
7.2.2 Flow rate indicated is not correct
Perform the zero adjustment Refer to combined converters manual
Clean the inside of the detector pipe
- 46 -
7.2.3 Flow rate indication is not stable
Is power supply voltage
Use a power supply within the specified range
8. Principle of Operation
- 47 -
Square-Wave Excitation Figure 8.1 Principle of Operation
9.1Specifications
9. Specifications
- 48 -
Measurement range in terms of flow velocity
- 49 -
Electrical conductivity μS/cm
Figure 9.1 Electrical Conductivity vs. Cable Length
Table 9.1 Standard Flow Range
- 50 -
Table 9.2 Flow velocity vs. flow volume
- 51 -
Unit gal/min
Unit m3/h
Table 9.3 Type Specification Code
- 52 -
9.2 Type Specification Code
Table 9.4 Type Specification Code Exciting Cable and Signal Cable
- 53 -
Exciting cable length Nominal cross-sectional area Overall diameter
10.1 Outline dimensions of LF414/LF600F, LF414/LF610F
10. Outline Dimensions
1 Meter size of 1/2 inch 15mm
2 Meter size of 1 inch 25mm
- 55 -
3 Meter size of 1 1/2 to 8 inch 40 to 200mm
10.2 Outline dimensions of LF414/LF620F
- 56 -
Waight approx 9 lb 4kg
- 57 -
10.3 Outline dimensions of LF414
- 58 -
Waight approx 7 lb 3kg
- 59 -
- 60 -
Appendix 1-1 A system block diagram for LF414/LF600F, LF414/LF610F
- 61 -
1-2 A system block diagram for LF414/LF620F
- 62 -
2-1 A system block diagram for LF414
Distributor Address Name
- 63 -
Phone number (
Product code
FCF50017
Related pages
All Alarm page
Signal Strength Meter for Cobra Electronics PR 950 DX
Looping through subwoofer signals for Behringer B1220
Signal Strength Indicator for Eton G5
Cómo desconectar la alarma for Samsung GR87-S/XEC
False Alarm Avoidance for Sierra Monitor Corporation 4101
Signal for Samsung BD-P1580/XEE
Signal for Moxa Technologies AWK-1200-AP
Raccordement d’une alarme externe optionnelle for Marmitek 20070419
Can I use the Bosch Router for different materials?
Learn more
Top
Page
Image
Contents