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PT Q81 117 130
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OmniStar® GSD 350 O3C, 1 – 300 u, yttrium iridium cathode, heated capillary 200 °C, 1 m
Order number: PT Q81 117 130

Ambient temperature 10-40 °C | 50-104 °F | 283-313 K
Calibration device Yes
Capillary, material Stainless steel
Contribution to neighboring mass: 40 to 41 < 50 ppm
Corrosive gas version Yes
Detection limit min.: C-SEM (ppm) < 10 ppm
Exhaust connection IQS plug-in connection, 6 mm  
Exhaust pressure, max. Atmospheric pressure
Filament Iridium coated with Y2O3
Gas connection Capillary, AD 1/16"
Gas connection: Length 1 m
Gas flow rate 1 – 2 sccm (0 °C)
Gas inlet With inlet valve, controlled via control unit or web interface
Grain size limit (separable) 1 µm
Inert gas connection for hose 4 mm | 0.16 inch
Inlet pressure max. 1200 hPa
Input: Analog 5 x, -10 – +10 V, 14 bit | 16 bit
Input: Digital 4 x nominal + 24 V
Input voltage(s) 100 – 240 V AC, 50/60 Hz  
Interface: Type Ethernet
Mains frequency compatibility 50 Hz
60 Hz
Mass range 1 – 300 u
Materials in contact with media FKM
PTFE
Ceramic
Stainless steel
Copper
Nickel
Silver
Molybdenum
Gold
Glass
Aluminium
NBR
Platinum/iridium
N2 sealing gas flow 0.3 slpm (0 °C)
Number of filaments 2
Operating altitude, max. 2000 m
Operating site Indoor, weatherproof
Operating temperature: capillary, up to 200 °C | 392 °F | 473 K
Output: Analog 4 x, 0 – 10 V, Imax = 10 mA, 16 bit
Output: Digital 6 x open collector, nominal + 24 V, Imax = 200 mA
Power consumption 830 W
Recommended on-site electric fuse protection 10 A
Relay: Number 2 Pcs.
Relay: Switching current 1 A
Relay: Switching voltage 24 V DC  
System controller Color 7” touch display or via web interface
Temperature: Storage -20-55 °C | -4-131 °F | 253-328 K
Weight 25.5 kg | 56.22 lb

Dimension-TIM-RS

File Type Language Date Filesize
Data sheet PDF EN 06-01-2023 ~ 363.1 KB
File Type Language Date Filesize
Operating instructions GSD 350 OmniStar/ThermoStar (2nd device generation) (DA0105BEN_B) PDF EN 08-15-2022 ~ 15.7 MB
Operating instructions GSD 350 OmniStar/ThermoStar (1st device generation) (DA0105BEN_A) PDF EN 08-15-2022 ~ 18.7 MB
Operating instructions GSD 350 Web interface and PV MassSpec (1st device generation) (DA0106BEN_A) PDF EN 04-06-2022 ~ 2.9 MB
Your local contact
Pfeiffer Vacuum Inc.
24 Trafalgar Square
NH 03063-1988 Nashua
USA

T  +1 (800) 248-8254
F  +1 (888) 658-7983
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