# Tubeskin thermocouple assembly — TC59-T

> Tubeskin thermocouple assembly with proprietary thermal shield design for high-temperature applications in chemical, refinery, and furnace industries.

- Catalog code: tc59_t
- Model: TC59-T
- Category: Temperature measurement › Tubeskin thermocouples
- Product page: https://avigan.com.ua/wika/en/products/tc59_t
- Price: on request
- Supplier: AVIGAN (TOV VIKA Prylad), official WIKA partner in Ukraine

## Overview

Model TC59-T Tubeskin thermocouple assembly ✓TEFRACTO-PAD® ✓High quality ►To the information!

## Applications

- Chemical industry
- Superheated steam applications
- Refineries
- Heating furnaces and high-performance boilers
- Heat exchangers

## Special features

- Proprietary thermal shield design, integrated one-step installation
- Application ranges from 0 ... 1,260 °C [32 ... 2,300 °F]
- Flexible sheathed cable, mineral-insulated internal leads
- High mechanical strength, shock-resistant

## Specifications

| Parameter | Value |
|---|---|
| model | TC59-T |
| product family | TC59 |
| short description | Tubeskin thermocouple assembly with proprietary thermal shield design for high-temperature applications in chemical, refinery, and furnace industries. |
| subcategory | Tubeskin thermocouple |
| certifications | CE; RoHS |
| explosion protection | Option available (specific approvals required) |
| ambient temp | -40 … 400 °C |
| ip rating | IP65 |
| languages in datasheet | en |
| temperature ranges | 0 … 1260 °C; -40 … 1200 °C; -40 … 1000 °C; -40 … 900 °C; -40 … 800 °C; 0 … 870 °C; 0 … 760 °C; -40 … 750 °C |
| sensor type | Type K/J/E/N |
| sensor class | Class 1, Class 2, Standard, Special |
| probe diameter mm | 6 |
| probe material | 1.4841 (310); 1.4401 (316); 1.4749 (446); 2.4665 (Hastelloy X); 2.4816 (Inconel 600); Haynes HR 160; Pyrosil D; 2.4665 (Hastelloy X®); 2.4816 (Inconel 600®); Haynes HR 160®; Pyrosil D® |
| has thermowell | false |
| process connections | Strong welded connection on three sides of the heat shield; TEFRACTO-PAD ®; Compression fitting; Sliding connection; TEFRACTO-PAD® weld pad; Compression fitting (fixed connection); Sliding connection (piston/spring) |
| process temp | 0 … 1260 °C |
| output signal | 4-20mA; HART; 4-20 mA; HART® |
| power supply | Not specified |
| electrical connection | Compression fitting, cable gland |
| accuracy class | Per EN 60584-1 and ASTM E230 standards (Class 1, Class 2, Standard, Special) |

## Datasheet tables

| Measuring element | 2 |
|---|---|
| Type of measuring element | Thermocouple per IEC 60584-1 or ASTM E230 Types K, J, E, N |
| Measuring point | ■ Ungrounded welded (standard) ■ Welded to the bottom (grounded) |
| Marking of the polarity | The colour coding at the positive poles of the instrument decides the correlation of polarity and terminal |
| Ceramic terminal block | Single thermocouple |
| Crastin terminal block | Single thermocouple + + |
| Cable connection | Single thermocouple |
| Validity limits of the class accuracy per EN 60584-1 |  |
| Type K | Class 2 -40 ... +1,200 °C [-40 ... +2,192 °F] Class 1 -40 ... +1,000 °C [-40 ... +1,832 °F] |
| Type J | Class 2 -40 ...+750 °C [-40 ... +1,382 °F] Class 1 -40 ...+750 °C [-40 ... +1,382 °F] |
| Type E | Class 2 -40 ...+900 °C [-40 ... +1,652 °F] Class 1 -40 ...+800 °C [-40 ... +1,472 °F] |
| Type N | Class 2 -40 ... +1,200 °C [-40 ... +2,192 °F] Class 1 -40 ... +1,000 °C [-40 ... +1,832 °F] |
| Validity limits of the class accuracy per ASTM-E230 Type K | Standard 0 ... 1,260 °C [32 ... 2,300 °F] |

### Measuring element

| Type E | Standard | 0 ... 870 °C [32 ... 1,598 °F] |
|---|---|---|
|  | Special | 0 ... 870 °C [32 ... 1,598 °F] |
| Type N | Standard | 0 ... 1,260 °C [32 ... 2,300 °F] |
|  | Special | 0 ... 1,260 °C [32 ... 2,300 °F] |

| Thermocouple type | Positive leg | Negative leg |
|---|---|---|
| K | Green | White |
| J | Black | White |
| E | Violet | White |
| N | Pink | White |

| Thermocouple type | Positive leg | Negative leg |
|---|---|---|
| K | Yellow | Red |
| J | White | Red |
| E | Violet | Red |
| N | Orange | Red |

| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|
| Model | Material | Cable entry thread size | Ingress protection (max.) 1) IEC/EN 60529 | Cap | Surface | Connection to neck tube |  |
|  | 1/4000 F | Aluminium | ■ ½NPT ■ ¾NPT ■ M20 x 1.5 | IP66 2) | Screw-on lid | Blue, painted (RAL 5022) | ½NPT |
|  | 5/6000 1/4000 S | 7/8000 Stainless steel | 7/8000 DIH50 andere ■ ½NPT ■ ¾NPT ■ M20 x 1.5 | KN4-P Anschlussgehäuse IP66 2) | BVC Screw-on lid | Natural finish | ½NPT |
|  | 5/6000 F | Aluminium | 3x½NPT | IP66 2) | Screw-on lid | Blue, painted | ½NPT |
|  | 7/8000W | Aluminium | ½NPT | IP66 2) | Screw-on lid | Blue, painted | ½NPT |
|  | 7/8000 7/8000W | 7/8000 DIH50 Aluminium | andere Anschlussgehäuse ■ ½NPT ■ ¾NPT ■ M20 x 1.5 | KN4-P BVC IP66 2) | Screw-on lid | Blue, painted (RAL 5022) | ½NPT |
|  | 7/8000 DIH50 7/8000 S | andere Anschlussgehäuse Stainless steel | KN4-P ■ ½NPT ■ ¾NPT ■ M20 x 1.5 | BVC IP66 2) | Screw-on lid | Natural finish | ½NPT |

| Transmitter models | Model T16 | Model T32 | Model TIF50 |
|---|---|---|---|
| Transmitter data sheet | TE 16.01 | TE 32.04 | TE 62.01 |
| Figure |  |  |  |
| Output |  |  |  |
| 4 ...20mA | x | x | x |
| HART ® protocol | - | x | x |
| Input | ■ Type K ■ Type J ■ Type E ■ Type N ■ TypeT | ■ Type K ■ Type J ■ Type E ■ Type N ■ TypeT | ■ Type K ■ Type J ■ Type E ■ Type N ■ TypeT ■ Type U ■ Type R ■ Type S ■ Type B ■ Type L |
| Explosion protection | Option | Option | Option |

| Possible mounting positions for transmitters | Model T16 | Model T32 |
|---|---|---|
| 1/4000 | ○ | ○ |
| 5/6000 | ○ | ○ |
| 7/8000 | ○ | ○ |

### Process connection

| Design | TEFRACTO-PAD ® |
|---|---|
| Material (weldable) | Stainless steel 1.4841 (310) |

### Sheathed cable (MI cable)

| 1 | 2 | 3 | 4 |
|---|---|---|---|
| Design | ■ Fixed connection (compression fitting) to the furnace ■ Sliding connection (piston/spring) to the furnace |  |  |
| Bending radius | Five times the sheath diameter |  |  |
| Cable length | Fixed connection | 150mm |  |
| Other lengths on request |  |  |  |
| Sliding connection | User specifications |  |  |
| Sheath diameter | ■ 6.0 mm[0.24 in] ■ 6.4 mm[0.25 in] ■ 7.9 mm[0.31 in] ■ 9.5 mm[0.37 in] |  |  |
| Other diameters on request |  |  |  |
| Compression fitting | Fixed connection | The sealing from the process is performed by the compression fitting. It can be supplied in most common thread sizes. |  |
| Sliding connection | - |  |  |
| Compensating cable | Fixed connection | Type depending on the sensor type, PTFE-insulated |  |
| Sliding connection | User specifications |  |  |
| Wire ends | Fixed connection | - |  |
| Sliding connection | User specifications |  |  |
| Sheath material | Resistance in sulphurous ambient | Resistance in max. temperature |  |
| 2.4665 (Hastelloy X ® ) | Medium | 1,150 °C [2,102 °F] |  |
| 2.4816 (Inconel 600 ® ) | Low | 1,150 °C [2,102 °F] |  |
| Stainless steel 1.4841 (310) | Medium | 1,150 °C [2,102 °F] |  |
| Stainless steel 1.4749 (446) 1) | High | 1,150 °C [2,102 °F] |  |
| Haynes HR 160 ® | Very high | 1,200 °C [2,192 °F] |  |
| Pyrosil D ® | High | 1,250 °C [2,282 °F] |  |
| Stainless steel 1.4401 (316) | Medium | 850 °C [1,562 °F] |  |
|  | Other materials on request |  |  |

### Operating conditions

| 1 | 2 |
|---|---|
| Ambient and storage temperature |  |
| PVC | 105 °C [221 °F] |
| PTFE | 250 °C [482 °F] |
| Fibreglass | 400 °C [752 °F] |
| Vibration resistance | 50 g (probe tip) |

| First index number | Degree of protection / Short description | Test parameters |
|---|---|---|
| Degrees of protection against solid foreign bodies (defined by the 1st index number) |  |  |
| 5 | Dust-protected | Per IEC/EN 60529 |
| 6 | Dust-tight | Per IEC/EN 60529 |
| Degrees of protection against water (defined by the 2nd index number) |  |  |
| 4 | Protected against splash water | Per IEC/EN 60529 |
| 5 | Protected against water jets | Per IEC/EN 60529 |
| 6 | Protected against strong water jets | Per IEC/EN 60529 |
| 7 2) | Protected against the effects of temporary immersion in water | Per IEC/EN 60529 |
| 8 2) | Protected against the effects of permanent immersion in water | By agreement |

| Patent number | Description |
|---|---|
| US17/554,754 EP21215402.5 CN202111548816.4 | Thermocouple sensor assembly (patent pending) |

| Model | Description | Order number |
|---|---|---|
| Tube clips | Material: Stainless steel 310 |  |
| MI cable ∅6.0 ... 6.4 mm[0.24 ... 0.25 in] | 55984088 |  |
| MI cable ∅7.9 ... 9.5 | mm[0.31 ... 0.37 in] | 55984095 |

## Documents

- [ds_te6560_en_co_dca7e7](https://avigan.com.ua/wika/docs/wika/ds_te6560_en_co.pdf) — PDF, 843 KB, en