VACUUBRAND MV 10 NT VARIO - Manual (Page 28)

page 28 of 126
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Controller CVC 3000
Measurement uncertainty (absolute)
after careful adjustment and at constant
temperature
< ± 0.75 Torr (1 mbar)
Temperature coefficient < ± 0.05 Torr/K (0.07 mbar/K)
Maximum permissible temperature of
gaseous media**
continuous operation: 104°F (40°C),
for short periods (less than 5 minutes)
up to 176°F (80°C)
Ambient temperature range (operation) 50°F to 104°F (10°C to +40°C)
Ambient temperature range (storage) 14°F to 158°F (-10°C to +70°C)
Permissible relative atmospheric mois-
ture during operation (no condensation)
30% to 85%
Maximum permitted current of connect-
ed valves (connected components)
4A
Degree of protection IEC 529
(front side)
IP 42
Degree of protection IEC 529
(gauge head VSK 3000)
IP 54
Measurement connection of pressure
transducer
small flange DN 16 or
hose nozzle for tubing
I.D. 1/4” / 3/8” (6 / 10 mm)
Cable length of pressure transducer approx. 5’6” (2m)
Supply voltage VSK 3000
(via VACUU • BUS)
6-30 V= / 5 mA
Communication VSK 3000 VACUU • BUS
Interface RS-232 C
Dimensions CVC 3000 L x W x H
(with foot)
5.4” x 4.9” x 4.5”
(138 mm x 124 mm x 115 mm)
Dimensions VSK 3000
housing diameter
length with measurement connection
2.4” (60 mm)
2.4” (60 mm) with small flange
Weight CVC 3000
VSK 3000 (with small flange)
0.97 lb (440 g)
0.41 lb (185 g)
** if pumping potentially explosive atmospheres: 50 °F to 104 °F (+10°C to +40°C)