VACUUBRAND VSP 3000 - Manual (Page 11)

page 11 of 18
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.: 999159 / 22/07/2014
* if using potentially explosive atmospheres (only VSK 3000): 50 °F to 104 °F (+10°C to +40°C)
Technical data
Type VSK 3000 VSP 3000
Measuring principle
ceramic diaphragm (alumina),
capacitive, absolute pressure,
gas type independent
thermal conductivity according to
Pirani, dependent on gas type
Measuring range (absolute)
1060 mbar - 0.1 mbar
(795 Torr - 0.1 Torr)
1*10 3 mbar - 1*10 -3 mbar
(7.5*10 2 Torr - 1*10 -3 Torr)
Resolution 0.1 mbar 10% of displayed decade
Measurement uncertainty
(absolute) after careful adjust-
ment and at constant tem-
perature
< ±1 mbar (0.75 Torr) /
±1 digit
1*10 1 mbar - 1*10 -2 mbar
(1*10 1 Torr - 1*10 -2 Torr):
±15% of displayed value
Maximum permissible pres-
sure at pressure transducer
1.5 bar (1125 Torr) absolute
Maximum permissible tem-
perature of gaseous media at
measurement connection*
continuous operation: 40°C,
for short periods (< 5 minutes): up to 80°C
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 +60°C
Permitted relative atmospher-
ic moisture during operation
(no condensation)
30% to 85%
Range of supply voltage
(via VACUU•BUS)
6-30 VDC / 5 mA 18-30 VDC / 65mA
Degree of protection IEC 529 IP 54
Communication VACUU•BUS
Weight
with small flange
with hose nozzle
with tubing connection
185 g
180 g
178 g
180 g
185 g
-
Housing dimensions
diameter
length with vacuum
connection
60 mm
60 mm (small flange)
95 mm (hose nozzle)
63 mm (tubing connection)
60 mm
58 mm
97 mm
-
Vacuum connection
small flange DN 16 or
hose nozzle 6/10 mm or connec-
tion for PTFE tubing DN 8/10 mm
small flange DN 16 and
screw-in hose nozzle 6/10 mm
Internal volume of measure-
ment chamber
with small flange: 4.1 cm 3
with hose nozzle: 4.4 cm 3
with tubing connection: 3.5 cm 3
2.9 cm 3
with hose nozzle: 2.5 cm 3
Cable length approximately 2.0 m
We reserve the right for technical modification without prior notice!