T5_T6_Sight_glass_flap_indicators_Riels.pdf0 pages

T5-T6

SIGHT GLASS
FLOW
FLAP INDICATORS CONTROLS

Sight glass flap indicators
Flap indicators for transparent liquid low measurement and mounting on
horizontal pipe lines. They are simple and rugged instruments suited for
operating conditions not requiring great accuracy in measurement.
The reading scale is on glass window.

Construction materials
- Body: carbon steel standard. AISI 316L stainless steel or other optional.
- Flap: arbon steel standard. AISI 316L stainless steel or other, on request.
- Window: toughened glass.
- Seals: Buna N standard. Viton on request.

Tutti i dati ed i contenuti di questa scheda sono di proprietà esclusiva di Riels Instruments

Operating conditions
- Max. allowable pressure: 10 bar
- Max allowable temperature: 100°C
- Special executions for higher pressures and temperatures on request.
Sight glass version for through-flow indication only, also available.

Technical features
Accuracy

± 10% v.f.s.
flanged UNI 2278 PN 16 standard. ANSI,
DIN, TRICLAMP or threaded connection on

Connections

Dimensional drawings flanged connections UNI 2278 PN16
Size

DN

L mm

ø O mm

ø E mm

H mm

Weight Kg

2600
2700
2800
2900
3000
3100
3200
3300
3400

15
20
25
32
40
50
65
80
100

190
190
190
220
220
240
260
290
330

70
70
70
90
90
100
125
150
180

83
83
83
110
110
115
140
170
195

75
75
75
90
100
125
145
170
200

3
3,2
3,7
6,8
7,3
9,2
12,3
14,9
23,00

Dimensional drawings DIN connections
Size

DN

L mm

ø O mm

ø E mm

H mm

ø F mm

Weight Kg

2600
2700
2800
2900
3000
3100
3200
3300
3400

15
20
25
32
40
50
65
80
100

206
202
206
232
236
248
282
354

70
70
70
90
90
100
125
150
180

83
83
83
110
110
115
140
170
195

75
75
75
90
100
125
145
170
200

52 x 1/6
44 x 1/6
52 x 1/6
58 x 1/6
65 x 1/6
78 x 1/6
95 x 1/6
110 x 1/4
130 x 1/4

3,0
3,2
3,7
6,8
7,3
9,2
12,3
14,9
23,0

Reference flow rates
Diameter

Max flowrate m3/h

15
20
25
32
40
50
65
80
100

1
2
4
6
10
20
40
60
110

Riels Instruments Srl

The above mentioned flow-rates
are meant for horizontal mounting

+39 049 8961771

+39 049 717368 www.riels.it info@riels.it