610.01
H₂
Verified
Laboratory Valves LHP
Hand valves and air-operated valves for low-volume laboratory applications.
1,000–2,000 bar
SITEC-SieberSwitzerland
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Diaphragm Type Air-Operated Valves
Image sourced from the manufacturer's official documentation; brand identity is never altered.
CATEGORY 01
H₂
Verified
Tight, low-dead-volume diaphragm valves over a wide pressure range.
400–10,000 bar
| Brand | SITEC-Sieber Engineering AG — Switzerland |
|---|---|
| Category | High-Pressure Components |
| Catalogue page | 710.04 |
| Pressure / capacity | 400–10,000 bar |
| Materials | AISI 316Ti / 17-4 PH (1.4571 / 1.4542 / 1.4472) |
| Air pressure | 6 bar (3 bar with double diaphragm) |
| Outdoor version | IP44 (EN 60529), −40 … +80 °C (suffix -A) |
| H₂ compatibility | Confirmed by official documentation |
| Verification status | Verified |
| Documentation source | Compiled from official SITEC-Sieber Engineering AG documentation. |
Final technical specifications are confirmed in writing with H2X before ordering.
Technical Data
From the Official Catalogue
Key Features
- Diaphragm-type air operators for remote control; intrinsically safe
- NO (normally open) or NC (normally closed) operator functions
- Easy, solid installation with mounting angle; variable positioning on the circumference
- Stainless-steel body; zero leakage; safety weep holes
- Ambient temperature max. 80 °C
- Double-diaphragm drive allows operation with only 3 bar air pressure instead of 6 bar (suffix -DM)
- Outdoor version splash-water protected (IP44 per EN 60529), ambient −40 to +80 °C (suffix -A)
Options
- 3/2-way solenoid valves for remote control (also for outdoor use)
- Visual, inductive or mechanical position indication
- Air-operated high-temperature valves
- Low-wear versions with lip seal
- Hydrogen- or oxygen-compatible versions
- Versions based on ATEX explosion protection
- Pressure-reducing regulator and 3/2-way solenoid valve mounted to the drive
Source: official SITEC-Sieber product catalogue (page 710.04). Request the datasheet for model, part-number and dimension tables.
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