
内部回転式超音波検査システム(IRIS)プローブは、石油化学やバランスオブプラント(BOP)のチューブ検査に最適です。らせん状にチューブ内面をスキャンし全長に亘り検査します。パルス反射モードで動作し、内径0.5インチから3インチの範囲内で肉厚、減肉、減肉箇所の位置を測定します。
Various components are necessary to "build" an IRIS probe. The components are interchangeable and must be chosen according to the tube dimensions.
To build an IRIS probe, the following components are necessary:

IRIS turbines are propelled by water pressure to make them rotate at approximately 40 r/s. They include a 45° angled mirror that deflects the ultrasonic beam towards the tube wall.
| Part Number | Item Number | Description |
| TUA-120 | U8780157 | 12 mm (0.47 in.) IRIS turbine |
| TUA-170 | U8780158 | 17 mm (0.67 in.) IRIS turbine |

IRIS transducers are focused immersion transducers with an external diameter of 3/8 in. (9.53 mm) and an element diameter of 1/4 in. (6.35 mm). They are available in 3 different central frequencies and 2 focal lengths.
| Part Number | Item Number | Description |
| TUB-254-10M | U8280001 | 1.0 in. (25.4 mm) focal length, 10 MHz |
| TUB-254-15M | U8280002 | 1.0 in. (25.4 mm) focal length, 15 MHz |
| TUB-254-20M | U8280003 | 1.0 in. (25.4 mm) focal length, 20 MHz |
| TUB-381-10M | U8280004 | 1.5 in. (38.1 mm) focal length, 10 MHz |
| TUB-381-15M | U8280005 | 1.5 in. (38.1 mm) focal length, 15 MHz |
| TUB-381-20M | U8280024 | 1.5 in. (38.1 mm) focal length, 20 MHz |

| Part Number | Item Number | Description | Extent (Tube ID) |
| TUC-XS | U8780162 | Extra-small IRIS centering device | 0.45 in. to 0.71 in. (11.4 mm to 18.0 mm) |
| TUC-SM | U8780161 | Small IRIS centering device | 0.71 in. to 1.0 in. (18.0 mm to 25.4 mm) |
| TUC-MD | U8780160 | Medium IRIS centering device. The TUC-MD comes with an additional flexible rod that can be used in the centering device for boiler bend applications. See "IRIS-FLEXROD" accessory description on page 35. | 0.96 in. to 1.65 in. (24.4 mm to 41.9 mm) |
| TUC-LG | U8780159 | Large IRIS centering device. The TUC-LG comes with an additional flexible rod that can be used in the centering device for boiler bend applications. See "IRIS-FLEXROD" accessory description on page 35. | 1.5 in. to 3.0 in. (38.1 mm to 76.2 mm) |
| TUC-MD-FLEX | U8280250 | Medium IRIS centering device mounted on flexible rod. | |
| TUC-LG-FLEX | U8280251 | Large IRIS centering device mounted on flexible rod. |

IRIS probe cables have two functions: they supply the water pressure required by the turbine; and they carry the ultrasonic signal with the use of a small coaxial cable. The coaxial cable has a Microdot connector on the probe end and a BNC connector on the instrument / pump end. The water is supplied by the pump through a quick-connect 1/8 in. brass fitting.
| Part Number | Item Number | Description |
| TUD-N20 | U8800530 | IRIS probe cable, 20 m (65 ft) |
| TUD-N30 | U8800532 | IRIS probe cable, 30 m (100 ft) |
| TUD-BNC | U8800529 | BNC to BNC signal cable, 3.7 m (12 ft) |
| TUD-LEM | U8800511 | BNC to LEMO signal cable, 3.0 m (10 ft) |
| Part Number | Item Number | Description | Comments / Specifications |
| IRIS-FLEXROD | U8780156 | Flexible rod for centering devices TUC-MD and TUC-LG | 45° maximum bend angle between rods. One IRIS-FLEXROD comes with the TUC-LG centering device. |
| IRIS-FLOOD | U8780145 | IRIS flood tube adaptor | For 3/4 in. (19.05 mm) and 1 in. (25.4 mm) OD tubes |
| IRIS-FILTER | U8780144 | Water filter unit and hose | Comes with one 1/2 in. hose, 25 ft length with 3/4 in. brass fittings |
| IRIS-WP110 | U8780146 | Water pump, submersible, 110 V, 60 Hz |
Dimensions (L × ∅): 63,5 cm × 10 cm (25 in. × 4 in.)
Weight: 12.8 kg (28 lb) Comes with one 1/2 in. hose, 25 ft length with 3/4 in. brass fittings |
| IRIS-WP220 | U8780147 | Water pump, submersible, 220 V, 50 Hz |
Dimensions (L × ∅): 84 cm x 8 cm (33 in. × 3 in.)
Weight: 6 kg (13 lb) Comes with one 1/2 in. hose, 25 ft length with 3/4 in. brass fittings |
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