Technical Overview 'red-y compact series'

compact series:

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Performance data	Media	Air, O2, N2, He, Ar, CO2, H2, CH4, C3H8, SF6
		Other gases and gasmixtures on request (real gas calibration or conversion factors)
	Accuracy	± 1.0% of full scale; G1/2" ± 2.0% of full scale
	Turndown ratio	1 : 50
	Response time	500 ms (accuracy better than 99%)
	Power supply	Lithium battery (Lifetime about 2 years with consistent flow)
		Option: External supply + 24 Vdc ± 10%
	Pressure	Up to 11 bar a
	Temperature	0 – 50°C
	Materials	Aluminium, optional stainless steel electropolished
	Seals	FKM, optional EPDM

Integration	Display	6-digit LCD in engineering units and bar graph
	Process connection	G¼“ female less than 50 ln/min, G½“ female less than 300 ln/min
	Inlet section	None required
	Mounting orientation	Any orientation (horizontal only above 5 bar)
	Front plate dimensions	48x96 mm (DIN standard)

Safety	Test pressure	16 bar a
	Leak rate	< 1 x 10-8 mbar l/s He
	Environ. protection	IP-50, with panel mounting kit IP-65
	EMC	EN 50081, EN 50082

Optional flow switch	Settings
	Function	Min. or max. alarm
	Threshold	Between 0 and FS freely adjustable, normally open or closed
	Fail-safe mode	Can be activated
	Alarm delay	Adjustable 0 – 180 s
	Alarm hysteresis	Freely adjustable
	Alarm suppression	Can be activated
	Alarm reset	Automatic or manual
	Contact	Floating changeover contact (24 V, 1A)

Measuring ranges	Standard (air)	Code	Full Scale	Connection
	Full scale freely selectable	A3	100 mln/min	G1/4''
		A4	200 mln/min	G1/4''
		A5	500 mln/min	G1/4''
		B3	1000 mln/min	G1/4''
		B4	2000 mln/min	G1/4''
		B5	5000 mln/min	G1/4''
		C3	10 ln/min	G1/4''
		C4	20 ln/min	G1/4''
		C5	50 ln/min	G1/4''
		D3	100 ln/min	G1/2''
		D4	300 mln/min	G1/2''