Miyawaki
Miyawaki T3 Sight Glasses
Manufacture: MIYAWAKI Inc.
Model: T3
Features
Useful for checking condensate flow status
The movement of the internal flapper makes it possible to check slight condensate flows
Simple maintenance
Typical applications
Suitable for the check of steam trap operation.
(Please install at least 1m away from the outlet of steam trap.)
Dimensions/Weight
Screwed
| Size | Dimensions (mm) | Dimensions (in) | Weight | |||||
| L | H | W | L | H | W | (kg) | (lb) | |
| 1/2” | 123 | 70 | 115 | 4.8 | 2.8 | 4.5 | 1,6 | 3.5 |
| 3/4” | 1,7 | 3.7 | ||||||
| 1” | ||||||||
| 1 1/4” | 170 | 85 | 155 | 6.7 | 3.3 | 6.1 | 3,3 | 7.3 |
| 1 1/2” | 3,2 | 7.1 | ||||||
| 2” | 195 | 115 | 185 | 7.7 | 4.5 | 7.3 | 7,3 | 16.1 |
Flanged
| Size | Dimensions (mm) | Dimensions (in) | Weight | |||||
| L | H | W | L | H | W | (kg) | (lb) | |
| 1/2” | 144 | 70 | 115 | 5.7 | 2.8 | 4.5 | 3,3 | 7.3 |
| 3/4” | 4,4 | 9.7 | ||||||
| 1” | 5,0 | 11.0 | ||||||
| 1 1/4” | 180 | 85 | 155 | 7.1 | 3.3 | 6.1 | 8,0 | 17.6 |
| 1 1/2” | 9,0 | 19.8 | ||||||
| 2” | 210 | 115 | 185 | 8.3 | 4.5 | 7.3 | 12,0 | 26.4 |
Specifications
| Model | Connection | Max. operating pressure | Max. operating pressure differential | Max. operating temperature | Body material | ||||
| Type | Size | PMO(MPa) | PMO(psig) | (MPa) | (psig) | TMO(℃) | TMO(℉) | ||
| T3 | Screwed Rc,NPT | 1/2” | 1,0 | 145 | 1,0 | 145 | 183 | 361 | Cast steel WCB |
| 3/4” | |||||||||
| 1” | |||||||||
| 1 1/4” | |||||||||
| 1 1/2” | |||||||||
| 2” | Cast iron FC200 | ||||||||
| T3F | Flanged FF,RF* | 1/2” | 1,0 | 145 | 1,0 | 145 | 183 | 361 | Cast steel WCB |
| 3/4” | |||||||||
| 1” | |||||||||
| 1 1/4” | |||||||||
| 1 1/2” | |||||||||
| 2” | Cast iron FC200 | ||||||||
*Can potentially meet these flange standards: JIS 10K, 16K, 20K ASME/JPI 150lb, 300lb *However, it is not possible to manufacture a 50A (2″) for ASME/JPI 300lb
Replace the glass, mica plate, and gasket every year.
Install at least 1m from the trap outlet.
Do not use this product with lines in which water hammer occurs.
