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Dräger Polytron 7000
Calibration
●
Plug the calibration flask onto the sensor.
6.2.2
Gas detector with pump module
If a pump module is used, equipment is required that makes it possible to feed the
unpressurised test gas into the volume flow of the pump.
Using a gas bag
Equipment:
– Gas bag
– Test gas cylinder
– hose, type appropriate to the gas properties (e.g. FKM hose order
no. 12 07 068)
●
Connect hoses to the pump module.
Do not connect the hose to the gas bag until calibrating.
Using test gas cylinder and flowmeter
Equipment:
– test gas cylinder with pressure reducer, in the case of aggressive gases with
stainless steel pressure reducer
– hose distributor
– flowmeter
– hose, type appropriate to the gas properties (e.g. FKM hose order
no. 12 07 068)
291
17
OK
68 07 407
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31496
OK
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