LT-1000 > Open Channel Flowmeter

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Product Introduction

Open Channel Flow Meter
LT-1000

주요특징

  • Degree: 0.2% F.S Resolution: 1mm
  • Measurability irrespective of elements of sewage, clean water, and waste water
  • Level change ranging from 5 minute to 48 hours identifiable on display with a built-in trend
  • Temperature sensor built in detector or converter for automatic temperature compensation
  • Identification of measurement by transmission echo

Major Functions

  • Indication of instant level, instant flow and integrating flow on display
  • Rounded sensor surface for measurement despite dew condensation
  • Registration of utility model by Korean Intellectual Property Office: 20-044-0512
  • Built-in backlight

Size

◈ Parshall Flume Size

◈ Parshall Flume Flow Formula

Size & Flow

Slot Size
(w)
1 in
(25.4)
2 in
(50.8)
3 in
(76.2)
6 in
(152.4)
9 in
(228.6)
1 ft
(304.8)
11/2ft
(457.2)
Scope
(㎥/h)
Min. 1 2 3 5 9 11 15
Max. 45 100 194 398 907 1641 2508
Size A 140 245 311 414 587 914 965
B 230 360 457 610 864 1343 1419
C 76 118 178 394 381 610 762
D 145 196 259 397 575 845 1026
E 316 440 610 610 457 914 914
F 95 120 152 3055 305 610 610
G 135 200 305 610 457 914 914
K 25 25 25 76 76 76 76
N 57 57 57 114 114 229 229
R 240 240 406 406 406 508 508
M 100 180 305 305 305 381 381
P 330 500 768 90 1080 1492 1676
L 460 680 914 1525 1626 2867 2943
Slot Size
(W)
2ft
(609.6)
3 ft
(914.4)
4 ft
(1219.2)
5 ft
(1524.0)
6 ft
(1828.8)
7 ft
(2133.6)
8 ft
(2438.4)
Scope
(㎥/h)
Min. 43 62 133 163 256 306 357
Max. 3375 5138 6923 8723 10550 12380 14220
SIZE A 1016 1118 1219 1321 1422 1524 1636
B 1496 1645 1794 1943 2092 2241 2391
C 914 965 1016 1118 2134 2438 2743
D 1207 1572 1937 2302 2667 3032 3397
E 914 914 914 914 914 914 914
F 610 610 610 610 610 610 610
G 914 914 914 914 914 914 914
K 76 76 76 76 76 76 76
N 229 229 229 229 229 229 229
R 508 508 610 610 610 610 610
M 381 381 457 457 457 457 457
P 1954 2223 2711 3086 3442 3810 4172
L 3020 3169 3318 3467 3616 3765 3915

Specifications

Device configuration (standard)

Converter LT - 1000 1 unit
Detector SS - 01 1 unit

변환기

MODEL LT - 1000
Measuring method Ultrasonic pulse reflection testing principle
Measuring subject Clean water and sewage of open channel
Measuring range 0 ~ 15.000 ㎥/hr
Measuring degree ±0.20%
Measuring cycle 5 ~ 10 times/sec
Control method CPU control method
Function Self-diagnosis, display brightness control
Operation 6KEY (UP, DOWN, RIGHT, LEFT, MENU, ESC)
Output ㆍANALOG OUTPUT : DC4 ~ 20mA(Built-in protective lightning arrestor)
ㆍLoad resistance : 600Ω, ISOLATION OUTPUT Integrating pulse
ㆍRELAY OUTPUT : HH, H, L, LL (Rated voltage: 250V, 5A AC) RS-485
ㆍOUTPUT (option)
Water level indication unit cm, mm
Instant flow indication ㎥/s, ㎥/m, ㎥/h, ㎥/d
Integrating flow indication ㎥ (8 digit)
Reproducibility/Limearity ≤±1%
Resolution 1mm (F.S)
Response speed 1000m/min (adjustable)
Operating temperature -20 ~ +70℃
Indication LCD (LEVEL, TEMP, INSTANT FLOW, INTEGRATING FLOW, TREND, GRAPH)
Structure IP67 (>NEMA4)
Material Polycarbonate
Power AC90 ~ 240V (50/60Hz), Solar batter 12V
Power consumption 10VA
Weight 1.85kg

 

Sensor

MODEL SS - 01
Frequency 41KHz
Range 0.25~2M (Blind zone 0.25cm)
Beam range
Workable temperature -20 ~ +85℃
Pressure -0.3 ~ 1.5(kgf/cm²)
Mounting 1"pt
Mounting method Bracket, Flange
Cable ø7 Standard 5M/4C Shield
Material Body : PP, PVC, CPVC, Urethane, Teflon
Radiating surface : PP, PVC, CPVC, Urethane, Teflon
Radiating surface Round Type (Prevent Condensation)
Humidity PH 0~100%
Distance from converter to detector 300m
Weight 370g

 

Headquarters(Factory) : Gunwiqongdangil 97, Gunwi-gun, Gyeongsangbuk-doTel : +82-54-383-7181FAX : +82-54-383-7188
Institute of Technology : 42, Palgong-ro 45-gil, Dong-gu, Daegu, Republic of Korea (Esia Polis)Tel : +82-53-383-7181FAX : +82-53-383-7188
COPYRIGHT(C) LETECH ALL RIGHT RESERVED.
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