TIC-LF494B
6

Dimensions (Separate type)

Clamp connection
3
.4
6
(
88
)
3.58
(
91
)
(
単位
：mm
)
ΦD１
L1
4.96
(
126
)
1.57
(
40
)
(L2)
R
(
PT
)
1/2
M
a
l
e
sc
r
e
w
1.38
(
36
)

Note1: Clamp (Joint) size is different from meter size

of LF490. See the following table.

Note2: Cable glands are not provided for cFMus

approved type. For English unit
Meter size
(inch)
Joint size
(ISO2852)
L1
(inch)
L2
(inch)
D1
(inch)
Weight
(lbs)
1 (1S) 2 S 4.33 7.05 2.87 approx. 8.8
1-1/2 (1-1/2S)
2 1/2 S 4.92 7.72 3.54 approx. 11.0
2 (2S) 3 S 5.51 8.27 4.09 approx. 13.2
3 (3S) 4 S 5.51 9.29 5.12 approx. 17.6
4 (4S) 5 1/2 S 6.30 10.55 6.38 approx. 24.3
For SI unit
Meter size
(mm)
Joint size
(ISO2852)
L1
(mm)
L2
(mm)
D1
(mm)
Weight
(kg)
25 (1S) 2 S 110 179 73 approx. 4
40 (1 1/2S) 2 1/2 S 125 196 90 approx. 5
50 (2S) 3 S 140 210 104 approx. 6
80 (3S) 4 S 140 236 130 approx. 8
100 (4S) 5 1/2 S 160 268 162 approx. 11

Note: Tri-clamp® is available to use the same joint size

instead of ISO2852 clamp except meter size 4"

(100 mm).

Note: 1 inch = 25.4 mm

Figure 5. LF490/LF612 and LF494/LF612F

Flowmeters

(Ferrules and Clamps not attached)

Welding connection

φD1
L1
3.58(91)
4.96(126)
R(PT)1/2
Male screw
φD2
3.46(88)
1.57(40) 1.38(36)

Note1: L1 dimension is for the standard (Normal

length) type ferrule.
Note2: See Figure 7 for Ferrule dimensions.

Note3:Cable glands are not provided for cFMus

approved type.

For English unit
Meter size
(inch)
Joint size
(ISO2852)
L1
(inch)
D1
(inch)
D2
(inch)
Weight
(lbs)
1 (1S) 2 S 6.16 1.00 3.11
approx. 11.0
1-1/2 (1-1/2S) 2 1/2 S 6.75 1.50 3.66
approx. 15.4
2 (2S) 3 S 7.34 2.00 4.17
approx. 17.6
3 (3S) 4 S 7.85 3.00 5.28
approx. 24.3
4 (4S) 5 1/2 S 8.64 4.00 6.81
approx. 33.1
For SI unit
Meter size
mm (inch)
Joint size
(ISO2852)
L1
(mm)
D1
(mm)
D2
(mm)
Weight
(kg)
25 (1S) 2 S 156.4 25.4 79 approx. 5
40(1 1/2S) 2 1/2 S 171.4 38.1 93 approx. 7
50 (2S) 3 S 186.4 50.8 106 approx. 8
80 (3S) 4 S 199.4 76.3 134 approx. 11.
100 (4S) 5 1/2 S 219.4 101.6 173 approx. 15

Note: Tri-clamp® is available to use the same joint size

instead of ISO2852 clamp except meter size 4"

(100 mm).

Note: 1 inch = 25.4 mm

Figure 6. LF490/LF612 and LF494/LF612F

Flowmeters

(Ferrules and Clamps attached)

Unit : inch(mm)
Unit : inch(mm)