- Push-button shut-off-cock with DVGW-License
- Female: G1/2
- PN in bar
- Material: Brass
Product is in quote request list
- Push-button shut-off-cock with DVGW-License
- Female: G1/2
- PN in bar: 4
- Material: Brass
Product is in quote request list
Push-Button Gauge Cocks – quick venting & safe testing
Push-button gauge cocks enable momentary venting/depressurizing and safe functional checks of measuring points at the push of a button—ideal for pressure gauges, digital gauges, and pressure switches in service and maintenance applications. The momentary action only opens while pressed, preventing unintended continuous discharge and simplifying quick tests, zero checks, and instrument replacement.
Available in brass and 316/316L stainless steel with G or NPT threads, optionally with an integrated snubber, check feature, dust cap, and test/drain port. On request, ICS Schneider Messtechnik supplies pre-assembled sets with instrument, bracket, gaskets, and test documentation.
FAQ on Push-Button Gauge Cocks
Answers on selection, use cases, connections, tightness, pressure/temperature limits, installation, safety, and service.
What are push-button gauge cocks best suited for?
For momentary venting, zero/function checks, and depressurizing gauges without permanently opening the process. Typical areas: HVAC, utilities, hydraulics/pneumatics, test benches, and service points.
How do they differ from a conventional shut-off valve?
| Function | Push-button cock | Shut-off/needle valve |
|---|
| Operation | Momentary (open only while pressed) | Latched open/closed |
| Use | Quick checks, venting | Controlled pressurization/isolation |
| Fine metering | Limited | Excellent (needle valve) |
Which connections are available?
| Thread | Standard | Note |
|---|
| G 1/4, G 1/2 | ISO 228 (BSPP) | Flat seal/O-ring or metal seal |
| ¼" NPT, ½" NPT | ASME B1.20.1 | Taper thread—use PTFE tape/paste |
Which materials make sense?
Brass for neutral media (air/water/oil), 316/316L for process/chemical duty; special alloys for severe corrosion. Select gasket materials to match the medium (FKM/EPDM/PTFE/FFKM).
What pressure/temperature ranges are typical?
Model-dependent. As guidance: up to 250–420 bar (stainless) and −20…+200 °C. Always consult the specific datasheet.
How do I prevent media release during venting?
Route the vent to a hose or collector; use a check valve or catch bottle where needed. Follow operating procedures and safety rules.
Can I combine a push-button cock with a snubber?
Yes—an integrated restrictor or separate snubber reduces pressure spikes and pointer flutter; highly recommended for pulsating media.
Is use in hazardous (Ex) areas possible?
Yes, with suitable materials and bonding/grounding. For electrical devices (e.g., contact gauges) use appropriate Ex barriers and observe approvals.
Which common mistakes should be avoided?
- NPT leaks: clean threads, apply PTFE tape/paste correctly, observe torque.
- Unintended discharge: use only as a momentary vent; secure the drain path.
- Contamination: fit a dust cap; prevent backflow of media.
Are there hygienic applications?
Hygienic processes typically use flush diaphragm seals and low-dead-space fittings (Tri-Clamp/Varivent®). A push-button cock can serve as a service/test port—ensure cleanability and compliant gaskets (FDA/EU 1935/2004).
How should it be installed correctly?
- Stress-free mounting with good access to the actuator.
- Seal threads per standard/manufacturer instructions.
- Support the instrument with a bracket; don’t let line weight hang on the cock.
Can I depressurize for removal of a gauge?
Yes—but in combination with a line shut-off: first isolate the process, then vent/depressurize via the push-button cock, and remove the instrument.
Which options are available?
- Integrated restrictor for pulsation damping
- Check feature to prevent backflow
- Test/drain port (e.g., 1/4" NPT)
- Dust/protective cap, anti-tamper operation
How often should maintenance be performed?
Periodically check for tightness and smooth actuation; replace seals as required. Use shorter intervals with aggressive media.
Does ICS Schneider supply pre-assembled sets & testing?
Yes. We deliver ready-to-install assemblies with push-button cock, gauge/digital gauge, bracket, gaskets, plus pressure/leak testing and documentation (e.g., EN 10204 3.1) on request.
Datasheet
