GCE druva LAB 3100 Instructions For Use Manual page 34

8. INSTALLING A CONSUMER
DANGER!
• The system must be unpressurized before installation begins. Depending on the gas type,
residual gases in the pipes must be let off safely. Danger of fire, explosion or poisoning!
The following variations are possible for connection of a consumer: screw connections
(accessories), threaded reducing joints (accessories) and hose nozzle (accessories).
8.1. CONNECTION WITH COMPRESSION FITTING RING/REDUCING
JOINT
When using a compression fitting/reducing joint, you can use metal pipes or plastic hoses.
EN
WARNING!
• If using soft plastic hoses, you must use a supporting sleeve. Only this will provide a reliable
fastening.
8.2. CONNECTION WITH HOSE NOZZLE
When using a hose nozzle, you may only use soft hoses.
WARNING!
• The hose must be secured against disengagement from the hose nozzle
using a hose clamp.
9. BUILT-IN PRESSURE REDUCER
(VERSION D AND Z)
9.1. DESCRIPTION
The built-in pressure reducer is ready for installation and can be adapted to different mounting
variations.
The front panels can be adapted and variably designed to fit in with practical requirements.
After installation only the operating elements are accessible/visible; fittings and connecting
elements are covered by the front panel.
There are different manometer variations for the assembly
The built-in pressure reducers are fitted and checked for helium leaks in the factory. They form
a ready-to-use system.
Applications:
Front panel integration in laboratory equipment, equipping metering cabinets, basic equipment
for appliances and machines and much more.
9.2. INSTALLING THE BUILT-IN VERSIONS
WARNING!
• Check the colour code on the handwheel and the gas type and outlet pressure on the rating
plate.
• Only fit the pressure regulator if the colour code, gas type and outlet pressure meet your
requirements!
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