Digital Pressure Controller for Gasses with Integrated Flow Sensor

Technische specificaties red-y smart pressure controller

MEASURING RANGES FLOW
Air/Full scale freely selectable	Body size ¼” from 0 … 25 mln/min to 0 … 60 ln/min Body size ½” from 0 … 60 ln/min to 0 … 450 ln/min
MEASURING RANGES PRESSURE
Full scale gauge pressure	0.5 barg, 1 barg, 2 barg, 5 barg, 10 barg
Full scale absolute pressure	1.2 bara, 2 bara, 5 bara, 10 bara
INSTRUMENT VERSIONS FLOW
“Standard” The economic solution	Accuracy: ± 1.0% of full scale* Turndown ratio: 1 : 50
“Hi-Performance” With highest accuracy and turndown ratio(available for GSB/GSP< 150 ln/min (air)	Accuracy: ± 0.3% of full scale + ± 0.5% of reading* Turndown ratio: 1 : 100*An additional error of ±0.25% may apply for analogue signals
INSTRUMENT VERSIONS PRESSURE
Pressure control	Accuracy: ± 0.5 % of full scale
Back pressure control	Accuracy: ± 0.5 % of full scale
PERFORMANCE DATA
Media (real gas calibration)	Air, O2, N2, He, Ar, CO2, H2, CH4, C3H8 (other gases and gas mixtures on request) *O2 & N2 are calibrated with air
Response time	150 ms
Repeatability	± 0.2% of full scale
Longterm stability	< 1% of measured value / year
Power supply	24 Vdc (18 – 30 Vdc), 15 Vdc on request
Current consumption	max. 250 mA
Temperature (environment/gas)	0 – 50°C
Body Materials	Anodized aluminium, optional stainless steel electropolished
Seals	FKM, NBR, optional EPDM
Pressure sensitivity	<0.2% / bar of reading (typical N2)
Temperature sensitivity	0.025% FS measuring range type / °C
Warm-up time	<1 sec. for full accuracy
INTEGRATION & INSTALLATION
Output signals analog	0-20 mA, 4-20 mA, 0-5 V, 1-5 V, 0-10 V, 2-10 V (for actual value flow only)
Output signals digital	RS-485; Modbus RTU (Slave) LabView-VIs availableOption: Profibus DP-V0, DP-V1(for pressure & flow)
Process connection	G¼” (BSPP* female) up to 60 ln/min, G½” (BSPP* female) up to 450 ln/min*British Standard Pipe Parallel
Inlet section	None required
Electrical connection	Sub D plug, 9 pole
Mounting orientation	Any orientation (horizontal only above 5 bar)
SAFETY
Test pressure	16 bara
Leak rate	< 1 x 10-6 mbar l/s He
Environmental protection	IP50 (conforms to NEMA 1)
EMC	EN 61326-1