User Manual
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
page 13 of 75
We reserve the right for technical modications 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 coefcient <± 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