What maintenance is required for the FRL compressed air preparation unit, BIT series, to ensure optimal condensate separation and oil dosing?

For optimal condensate separation and correct oil dosing of the FRL compressed air preparation unit, BIT series, perform the following maintenance: - Regular inspection: check unit and connections for leaks, damage or corrosion; verify supply pressure and operating temperature remain within specs (â¤13 bar, â¤+50Â°C). - Drain condensate routinely: operate manual drains as needed; for RMSA semiâautomatic and SAC automatic drains check function and clean/replace valves to prevent clogging. - Clean/replace filters: change filter elements according to contamination level or at regular intervals; keep filtration degree appropriate (5, 20 or 50 Âµm) to ensure high condensate separation and low pressure drop. - Verify pressure settings: confirm output pressure range and regulator performance (0â2, 0â4, 0â8, 0â12 bar options); check pressure gauge connection and calibration. - Check oil dosing system: ensure oil reservoir is filled with correct lubricant; confirm dosing is proportional to air flow and that metering membrane and lines are clean and unobstructed; test dosing at low and rated flow (unit supports low flow and up to 280 l/min at 6 bar input, Îp=1 bar). - Maintain flow path: remove debris from bowls and separators to preserve high flow rate and reduced pressure drop. - Functional tests: run periodic operational checks across flow range to confirm condensate separation efficiency and stable oil feed. - Record keeping: log maintenance, filter/oil changes and drain activity to spot trends and schedule proactive service. Following these steps keeps the FRL compressed air preparation unit, BIT series performing with effective condensate separation and accurate oil dosing.

How does the FRL compressed air preparation unit, BIT series, perform at very low flow rates and what adjustments are needed?

The FRL compressed air preparation unit, BIT series, is designed to operate effectively even at very low flow rates. Thanks to its shaped membrane and oil dosing that is proportional to air flow, it maintains correct lubrication and condensate separation when flow decreases. At very low flows you should: - Ensure the selected output pressure range and filter grade suit the reduced demand (available ranges: 0â2, 0â4, 0â8, 0â12 bar; filtration 5/20/50 Âµm). - Reduce supply pressure if possible (unit supports up to 13 bar) to minimize Îp and avoid overâdosing. - Use the appropriate condensate drain mode: manual or semiâautomatic (RMSA) may be preferable to prevent frequent cycling; automatic (SAC) works if flows are intermittent. - Verify oil dosing is correctly adjusted/proportional to the low flow to prevent excess oil. Flow specification: 280 l/min at 6 bar input with Îp=1 bar; at much lower flows performance remains stable but requires the above adjustments.

What condensate drain option suits the FRL compressed air preparation unit, BIT series for continuous unattended use?

For continuous unattended use, the FRL compressed air preparation unit, BIT series is best paired with the automatic condensate drain (SAC). The SAC provides fully automatic condensate removal without manual intervention, ensuring reliable, maintenance-free operation during long periods of unattended service. The semi-automatic (RMSA) or manual options require periodic operator action and are therefore less suitable for continuous unattended applications.

FRL compressed air preparation unit, BIT series

Air preparation elements (FRL), All products/

Additional information

Maximum operating temperature [°C]	50
Standard length [m]	12, 60

Complete mini-FRL unit series BIT with shaped membrane. Characterized by high flow rate with reduced pressure drop, high degree of condensate separation, oil dosing proportional to air flow, capability to operate at low flow values. Supply pressure: up to 13 bar. Operating temperature: up to +50°C. Output pressure ranges: 0÷2, 0÷4, 0÷8, 0÷12 bar. Filtration degree: 5 µm, 20 µm, 50 µm. Connection: BSP 1/8″, 1/4″. Pressure gauge connection: BSP 1/8″. Condensate drain: manual / semi-automatic (RMSA), automatic (SAC). Flow: 280 l/min (at input pressure 6 bar Δp = 1 bar).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
MW-5104001	FRL Set BIT 1/8 5 02 RMSA	-	-	In stock	Enquiry
MW-5104002	FRL Set BIT 1/8 20 02 RMSA	-	-	In stock	Enquiry
MW-5104003	FRL Set BIT 1/8 50 02 RMSA	-	-	In stock	Enquiry
MW-5104004	FRL Set BIT 1/8 5 04 RMSA	-	-	In stock	Enquiry
MW-5104005	FRL Set BIT 1/8 20 04 RMSA	-	-	In stock	Enquiry
MW-5104006	FRL Set BIT 1/8 50 04 RMSA	-	-	In stock	Enquiry
MW-5104007	FRL Set BIT 1/8 5 08 RMSA	-	-	In stock	Enquiry
MW-5104008	FRL Set BIT 1/8 20 08 RMSA	-	-	In stock	Enquiry
MW-5104009	FRL Set BIT 1/8 50 08 RMSA	-	-	In stock	Enquiry
MW-5104010	FRL Set BIT 1/8 5 012 RMSA	-	-	In stock	Enquiry
MW-5104011	FRL Set BIT 1/8 20 012 RMSA	-	-	In stock	Enquiry
MW-5104012	FRL Set BIT 1/8 50 012 RMSA	-	-	In stock	Enquiry
MW-5104013	FRL Set BIT 1/8 5 02 SAC	-	-	In stock	Enquiry
MW-5104014	FRL Set BIT 1/8 20 02 SAC	-	-	In stock	Enquiry
MW-5104015	FRL Set BIT 1/8 50 02 SAC	-	-	In stock	Enquiry
MW-5104016	FRL Set BIT 1/8 5 04 SAC	-	-	In stock	Enquiry
MW-5104017	FRL Set BIT 1/8 20 04 SAC	-	-	In stock	Enquiry
MW-5104018	FRL Set BIT 1/8 50 04 SAC	-	-	In stock	Enquiry
MW-5104019	FRL Set BIT 1/8 5 08 SAC	-	-	In stock	Enquiry
MW-5104020	FRL Set BIT 1/8 20 08 SAC	-	-	In stock	Enquiry
MW-5104021	FRL Set BIT 1/8 50 08 SAC	-	-	In stock	Enquiry
MW-5104022	FRL Set BIT 1/8 5 012 SAC	-	-	In stock	Enquiry
MW-5104023	FRL Set BIT 1/8 20 012 SAC	-	-	In stock	Enquiry
MW-5104024	FRL Set BIT 1/8 50 012 SAC	-	-	In stock	Enquiry
MW-5204001	FRL Set BIT 1/4 5 02 RMSA	-	-	In stock	Enquiry
MW-5204002	FRL Set BIT 1/4 20 02 RMSA	-	-	In stock	Enquiry
MW-5204003	FRL Set BIT 1/4 50 02 RMSA	-	-	In stock	Enquiry
MW-5204004	FRL Set BIT 1/4 5 04 RMSA	-	-	In stock	Enquiry
MW-5204005	FRL Set BIT 1/4 20 04 RMSA	-	-	In stock	Enquiry
MW-5204006	FRL Set BIT 1/4 50 04 RMSA	-	-	In stock	Enquiry
MW-5204007	FRL Set BIT 1/4 5 08 RMSA	-	-	In stock	Enquiry
MW-5204008	FRL Set BIT 1/4 20 08 RMSA	-	-	In stock	Enquiry
MW-5204009	FRL Set BIT 1/4 50 08 RMSA	-	-	In stock	Enquiry
MW-5204010	FRL Set BIT 1/4 5 012 RMSA	-	-	In stock	Enquiry
MW-5204011	FRL Set BIT 1/4 20 012 RMSA	-	-	In stock	Enquiry
MW-5204012	FRL Set BIT 1/4 50 012 RMSA	-	-	In stock	Enquiry
MW-5204013	FRL Set BIT 1/4 5 02 SAC	-	-	In stock	Enquiry
MW-5204014	FRL Set BIT 1/4 20 02 SAC	-	-	In stock	Enquiry
MW-5204015	FRL Set BIT 1/4 50 02 SAC	-	-	In stock	Enquiry
MW-5204016	FRL Set BIT 1/4 5 04 SAC	-	-	In stock	Enquiry
MW-5204017	FRL Set BIT 1/4 20 04 SAC	-	-	In stock	Enquiry
MW-5204018	FRL Set BIT 1/4 50 04 SAC	-	-	In stock	Enquiry
MW-5204019	FRL Set BIT 1/4 5 08 SAC	-	-	In stock	Enquiry
MW-5204020	FRL Set BIT 1/4 20 08 SAC	-	-	In stock	Enquiry
MW-5204021	FRL Set BIT 1/4 50 08 SAC	-	-	In stock	Enquiry
MW-5204022	FRL Set BIT 1/4 5 012 SAC	-	-	In stock	Enquiry
MW-5204023	FRL Set BIT 1/4 20 012 SAC	-	-	In stock	Enquiry
MW-5204024	FRL Set BIT 1/4 50 012 SAC	-	-	In stock	Enquiry

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Complete mini-FRL unit series BIT with shaped membrane. Characterized by high flow rate with reduced pressure drop, high degree of condensate separation, oil dosing proportional to air flow, capability to operate at low flow values. Supply pressure: up to 13 bar. Operating temperature: up to +50°C. Output pressure ranges: 0÷2, 0÷4, 0÷8, 0÷12 bar. Filtration degree: 5 µm, 20 µm, 50 µm. Connection: BSP 1/8″, 1/4″. Pressure gauge connection: BSP 1/8″. Condensate drain: manual / semi-automatic (RMSA), automatic (SAC). Flow: 280 l/min (at input pressure 6 bar Δp = 1 bar).