# Gas-actuated temperature switch — TAG

> Gas-actuated temperature switch with flameproof enclosure Ex d, suitable for safety-critical applications in chemical, petrochemical, oil and gas, power generation, and water/wastewater industries.

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

## Overview

These high-quality temperature switches have been developed specifically for safety-critical applications. The high quality of the products and manufacturing ...

## Applications

- Temperature monitoring and control of processes
- Safety-critical applications in general process instrumentation, especially in the chemical and petrochemical industries, oil and gas industries, power generation, water/wastewater industries

## Special features

- No power supply needed for switching of electrical loads
- Setting ranges from -30 ... +70 °C up to 0 ... 600 °C
- Robust switch enclosure from aluminium alloy, IP 66, NEMA 4X
- 1 or 2 independent set points, SPDT or DPDT, high switching power up to AC 250 V, 20 A
- Remote mounting with capillary ≤ 10 m

## Specifications

| Parameter | Value |
|---|---|
| model | TAG |
| product family | TAG |
| short description | Gas-actuated temperature switch with flameproof enclosure Ex d, suitable for safety-critical applications in chemical, petrochemical, oil and gas, power generation, and water/wastewater industries. |
| subcategory | Gas-actuated temperature switch |
| certifications | CE; RoHS; REACH; EAC; KOSHA; INMETRO |
| explosion protection | Ex d IIC T6/T4 Gb; Ex tb IIIC T85/T135 Db; ATEX II 2 GD; IECEx Ex d IIC T6/T4 Gb; IECEx Ex tb IIIC T85/T135 Db; EACEx; KOSHA; INMETRO |
| safety integrity level | SIL 2 (option), per IEC 61508 |
| ambient temp | -40 … 85 °C |
| ip rating | IP66 |
| weight kg | 2.6 |
| languages in datasheet | en |
| temperature ranges | -30 … 70 °C; 0 … 100 °C; 0 … 160 °C; 0 … 250 °C; 0 … 400 °C; 0 … 600 °C |
| sensor type | gas-actuated |
| sensor class | SAMA class III B |
| probe length mm | 163 |
| probe diameter mm | 12 |
| probe material | stainless steel |
| has thermowell | false |
| process connections | ½ NPT male; ¾ NPT male; G ½ A male; G ¾ A male; ¾ NPT female; M 20 x 1.5 female; G ½ female; G ¾ female; ½ NPT female |
| process temp | -40 … 600 °C |
| power supply | None (no power supply needed) |
| electrical connection | ½ NPT female |
| accuracy class | ≤ 0.5 % of span |

## Datasheet tables

| 1 | 2 | 3 | 4 |
|---|---|---|---|
| Contact version | Electrical rating (resistive load) |  |  |
|  |  | AC | DC |
| UN | 1 x SPDT, silver | 250 V, 15 A | 24 V, 2 A, 125 V, 0.5 A, 220 V, 0.25 A |
| US | 1 x SPDT, silver, hermetically sealed, argon gas filling 1) | 250 V, 15 A | 24 V, 2 A, 220 V, 0.5 A |
| UO | 1 x SPDT, gold-plated, hermetically sealed, argon gas filling 1) | 125 V, 1 A | 24 V, 0.5 A |
| UG | 1 x SPDT, gold-plated | 125 V, 1 A | 24 V, 0.5 A |
| UR | 1 x SPDT, silver, adjustable dead band | 250 V, 20 A | 24 V, 2 A, 220 V, 0.5 A |
| DN | 2 x SPDT or 1 x DPDT, silver | 250 V, 15 A | 24 V, 2 A, 125 V, 0.5 A, 220 V, 0.25 A |
| DS | 2 x SPDT or 1 x DPDT, silver, hermetically sealed, argon gas filling 1) | 250 V, 15 A | 24 V, 2 A, 220 V, 0.5 A |
| DO | 2 x SPDT, or 1 x DPDT gold-plated, hermetically sealed, argon gas filling 1) | 125 V, 1 A | 24 V, 0.5 A |
| DG | 2 x SPDT or 1 x DPDT, gold-plated | 125 V, 1 A | 24 V, 0.5 A |

| 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|
| Setting range | Working range | Proof temperature | Fixed dead band | Adjustable dead band |  |
| in °C | in °C | in °C | 1 contact UN, US, UO, UG in °C | 2 contacts DN, DS, DO, DG in °C | 1 contact UR in °C |
| -30 ... +70 | -40 ...+70 | 120 | ≤ 4.5 | ≤ 4.5 | 15 ... 35 |
| 0 ... 100 | -40 ...+100 | 120 | ≤ 4.5 | ≤ 4.5 | 15 ... 35 |
| 0 ... 160 | -40 ...+160 | 190 | ≤ 5 | ≤ 5 | 18 ... 35 |
| 0 ... 250 | -40 ...+250 | 300 | ≤ 6 | ≤ 6 | 21 ... 45 |
| 0 ... 400 | -40 ...+400 | 500 | ≤ 10 | ≤ 10 | 33 ... 77 |
| 0 ... 600 | -40 ...+600 | 600 | ≤ 17 | ≤ 17 | 50 ... 115 |

| Logo | Description | Country |
|---|---|---|
|  | EC declaration of conformity ■ Low voltage directive 2006/95/EC, EN 60730-1 ■ ATEX 1) directive 94/9/EC; annex III, IV II2GD | European Community |
|  | IECEx 1) per IEC 60079-0, IEC 60079-1, IEC 60079-26, IEC 60079-31 Ex d IIC T6/T4 2) Gb Ex tb IIIC T85/T135 2) Db | IECEx member states |
|  | EAC (option) Hazardous areas (option) | Eurasian Economic Community |
|  | KOSHA (option) Hazardous areas | South Korea |
|  | INMETRO (option) | Brazil |

| Logo | Description |
|---|---|
|  | SIL 2 rating (option) , per IEC 61508 Functional safety The electrical rating for DC applications is limited to 30V ...100 mA. |

## Documents

- [ds_tv3161_en_co_b92801](https://avigan.com.ua/wika/docs/wika/ds_tv3161_en_co.pdf) — PDF, 556 KB, en