# HYDRA-Sensors — HS

> Ultra High Purity Pressure Transducer

- Catalog code: hydra_sensor
- Model: HS
- Category: Pressure measurement › Diaphragm seal systems
- Product page: https://avigan.com.ua/wika/en/products/hydra_sensor
- Price: on request
- Supplier: AVIGAN (TOV VIKA Prylad), official WIKA partner in Ukraine

## Overview

Model Hydra-Sensor ✓Ultra High Purity Pressure Transducer ✓High quality ►To the information!

## Applications

- Semiconductor industry
- UHP-liquid chemicals distribution

## Special features

- Patented double diaphragm
- Perfluoroalkoxy (PFA) wetted parts
- Transducer is 360° rotatable even after installation
- Ingress protection IP 65 or IP 67
- Optional: attachable indicator see data sheet PE 82.11

## Specifications

| Parameter | Value |
|---|---|
| model | HS |
| product family | HYDRA-line |
| short description | Ultra High Purity Pressure Transducer with 4-20 mA output, designed for semiconductor and UHP-liquid chemicals distribution applications, featuring patented double diaphragm and PFA wetted parts. |
| subcategory | Pressure Transducer |
| ambient temp | 5 … 60 °C |
| ip rating | IP65/IP67 |
| languages in datasheet | en |
| pressure ranges | 0 … 2.5 bar; 0 … 4 bar; 0 … 6 bar; 0 … 30 psi; 0 … 60 psi; 0 … 100 psi; 0 … 250 kPa; 0 … 400 kPa; 0 … 600 kPa |
| accuracy class | ≤ 0.5 % of span |
| accuracy standard | According to data sheet PE 81.01 |
| process connections | 3/8" flare; 1/2" flare; 3/4" flare; 1" flare; 1 1/4" flare; 1/4" flare; 1/4 NPT female; in-line 3/8" flare; in-line 1/2" flare; in-line 3/4" flare; in-line 1" flare; in-line 1 1/4" flare; dead-end 1/4" flare; dead-end 3/8" flare; dead-end 1/2" flare; dead-end 1/4 NPT female |
| case material | Stainless steel; PVDF; EPDM; FPM/FKM |
| wetted parts material | PFA; TFM (modified PTFE) |
| sealing material | PVDF; EPDM; FPM/FKM |
| process temp | 5 … 60 °C |
| output signal | 4-20 mA |
| power supply | Not specified in document |
| electrical connection | 4-pin L-plug DIN EN 175301-803 A (IP65) or 5 m flying lead (IP67) |

## Datasheet tables

| 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|
| Specifications | Model HS, HYDRA-Sensor |  |  |  |
| Pressure ranges | bar | 0 …2.5 | 0…4 | 0…6 |
|  | psi | 0 …30 | 0 …60 | 0 …100 |
|  | kPa | 0 …250 | 0 …400 | 0 …600 |
| Overpressure safety of sensor | bar | 40 1) |  |  |
| Process connection |  | in-line 3/8" flare, ½" flare, ¾" flare, 1" flare, 1 ¼" flare dead-end ¼" flare, 3/8" flare, ½" flare |  |  |
|  |  | dead-end ¼NPT female |  |  |
| Pressure measurement device |  | Pressure transducer according to data sheet PE 81.01 |  |  |
| Accuracy | %of span | ≤ 0.5 |  |  |
| Material |  |  |  |  |
| „ Wetted parts |  | PFA or TFM (modified PTFE) |  |  |
| „ Other non-wetted parts |  | PVDF, EPDM, FPM/FKM |  |  |
| „ Transducer |  | Stainless steel |  |  |
| System fill fluid |  | KN 75 50/50 mix semiconductor grade IPA (Isopropyl Alcohol/DI Water) |  |  |
|  |  | precision filled and not field refillable |  |  |
| Permissible temperature range |  |  |  |  |
| „ Process | °C | +5 ... +60 (+41 …+140 °F) |  |  |
| „ Ambient | °C | +5 ... +60 (+41 …+140 °F) |  |  |
| „ Storage | °C | -20 ... +60 (-4 …+140 °F) |  |  |
| Temperature-coefficients | %of span/10K | ≤ 0.25 (from 5 °C to 60 °C) |  |  |
| Electrical connection |  | 4-pin L-plug DIN EN 175301-803 A (IP 65) or 5 m flying lead (IP 67) |  |  |
| Ingress protection per IEC 60 529 / EN 60 529 |  | IP 65 or IP 67 |  |  |

| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|
| Process connection | Dimensions inmm |  |  |  |  |  |  |
|  | H | L | L 1 | F | B 1 | B 2 | Ød 2 |
| In-line 3/8" flare | 167 | 118 | 127 | 16 | 40 | 62 | 5.5 |
| In-line 1/2" flare | 167 | 122 | 133 | 16 | 40 | 62 | 5.5 |
| In-line 3/4" flare | 172 | 122 | 133 | 19 | 40 | 62 | 5.5 |
| In-line 1" flare | 197 | 165 | 179 | 25 | 56 | 78 | 6.5 |
| In-line 1 1/4" flare | 197 | 224 | 238 | 25 | 56 | 78 | 6.5 |

| 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|
| Process connection | Dimensions inmm |  |  |  |
|  | H 1 | SW1 | SW2 | Ød 2 |
| Dead-end 1/4" flare | 205 ± 2 | 27 | 11/16" | 64 |
| Dead-end 3/8" flare | 205 ± 2 | 27 | 15/16" | 64 |
| Dead-end 1/2" flare | 208 ± 2 | 27 | 17/16" | 64 |
| Dead-end 1/4 NPT female | 161 ± 2 | 27 | - | 64 |

## Documents

- [ds_sp9921_en_co_135eb8](https://avigan.com.ua/wika/docs/wika/ds_sp9921_en_co.pdf) — PDF, 279 KB, en