Gas inlet temperatures – VACUUBRAND PC 3012 VARIO User Manual
Page 13
Documents are only to be used and distributed completely and unchanged. It is strictly the users’ responsibility to check carefully
the validity of this document with respect to his product. Manual-no.: 999164 / 19/05/2009
We reserve the right for technical modifications without prior notice!
Controller
CVC 3000
Pressure transducer
ceramic diaphragm (alumina), capacitive, abso-
lute pressure, gas type independent
Display
LCD graphic display, illuminated
Pressure units / scale (selectable)
mbar, Torr or hPa
Measuring range (absolute)
1080 mbar - 0.1 mbar (810 Torr - 0.1 Torr)
Maximum control range with internal pressure
transducer (absolute)*
1060 mbar - 1 mbar (795 Torr - 1 Torr)
Turbo mode < 1 mbar (Torr)
Resolution
0.1 mbar
Maximum permissible pressure at pressure
transducer (absolute)
1.5 bar (1125 Torr)
Maximum permissible temperature of gaseous
media
continuous operation: 40°C,
for short periods up to 80°C
Measurement uncertainty (absolute) after careful
adjustment and at constant temperature
<
±1 mbar (0.75 Torr)
Temperature coefficient
<
± 0.07 mbar/K (0.05 Torr/K)
Ambient temperature range (operation)
10°C to +40°C
Ambient temperature range (storage)
-10°C to +70°C
Permitted relative atmospheric moisture during
operation (no condensation)
30% to 85%
Maximum permitted current of connected valves
(connected components)
4A
Degree of protection according to IEC 529
(front side)
IP 42
Measurement connection of pressure transducer
connection for PTFE tube 10/8 mm or
hose nozzle 6/10 mm
Venting connection
hose nozzle for hose 4-5 mm
Maximum admissible pressure at venting con-
nection
1.2 bar absolute
Interface
RS 232 C
* The actual vacuum control range in your application might be reduced due to ultimate vacuum of the
pump, quantity of gas occurring etc.
Gas inlet temperatures
Operating condition
Inlet pressure
Permitted range of gas
temperatures at inlet
Continuous operation
> 100 mbar (high gas load)
+10°C to +40°C
Continuous operation
< 100 mbar (low gas load)
0°C to +60°C
Short-time (< 5 minutes)
< 100 mbar (low gas load)
-10°C to +80°C