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Ejector, Series EBS

▶ push-in fitting ▶ electrical control, T-design ▶ with release valve ▶ with silencer ▶ vacuum switch: electronic, adjustable ▶ 2 x PNP

Type	Ejector
Ambient temperature min./max.	+0°C / +50°C
Medium temperature min./max.	+0°C / +50°C
Working pressure min./max.	3 bar / 6 bar
Medium	Compressed air
Max. particle size	5 µm
Oil content of compressed air	0 mg/m³ - 1 mg/m³
Protection class	IP 40
Duty cycle according to DIN VDE 0580 standard	100 %

Hysteresis	2% of the final value, fixed
Precision (% of full scale value)	± 3 %
Repeatability (% of full scale value)	± 1 %
DC operating voltage	24 V
Voltage tolerance DC	- 5% / +10%
Power consumption Solenoid valve	1,3 W
Switching point	adjustable 0-100%

Materials:

Housing	Polyamide, fiber-glass reinforced
Seal	Acrylonitrile Butadiene Rubber
Nozzle	Aluminum
Silencers	Polyethylene
Pressure sensor	Polycarbonate

Technical Remarks
■	Note: All data refers to an ambient pressure of 1013 mbar and an ambient temperature of 20°C.
■	The pressure dew point must be at least 15 °C under ambient and medium temperature and may not exceed 3 °C.

...Part No.	Air consumption at p.opt.	Sound pressure level intake effect	Sound pressure level intake effect	Protection against overpressure [max.]	Weight	Fig.
...
...	[l/min]	[dBA]	[dBA]	[bar]	[kg]
... R412010168	14	53	58	5	0,041	Fig. 1
... R412010169	24	65	68	5	0,041	Fig. 1
... R412010170	48	59	65	5	0,07	Fig. 2
... R412010171	118	71	71	5	0,07	Fig. 2
... R412010172	208	68	77	5	0,154	Fig. 3
... R412010173	320	70	78	5	0,154	Fig. 3

NC = ejector line closed without current
NO = ejector suction line open without current
Output signal: 2 x PNP, NO (normally open contact)

Vacuum depending on working pressure pe

1) = Ø nozzle 0.5 mm 2) = Ø nozzle 0.7 mm
3) Working pressure p.opt.

Suction capacity depending on working pressure pe

1) = Ø nozzle 0.5 mm 2) = Ø nozzle 0.7 mm
3) Working pressure p.opt.

Evacuation time tE depending on vacuum p2 for 1 l volume (with optimal operating pressure p1opt)

1) = Ø nozzle 0.5 mm 2) = Ø nozzle 0.7 mm


1) = Ø nozzle 1.0 mm 2) = Ø nozzle 1.5 mm


1) = Ø nozzle 2.0 mm 2) = Ø nozzle 2.5 mm

Air consumption qv depending on working pressure p1

1) = Ø nozzle 0.5 mm 2) = Ø nozzle 0.7 mm
3) Working pressure p.opt.

Fig. 1

1) vacuum switch is rotatable and exchangeable
2) Solenoid valve for vacuum ON/OFF
3) Release valve from memory

Fig. 2

1) vacuum switch is rotatable and exchangeable
2) Solenoid valve for vacuum ON/OFF
3) Solenoid valve for release pulse

Fig. 3

1) vacuum switch is rotatable and exchangeable
2) Solenoid valve for vacuum ON/OFF
3) Solenoid valve for release pulse