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20901106_EN_MD4_MV2_VARIO_select_V1.0_140818
Controller
VACUU•SELECT
with VACUU•SELECT Sensor
Measurement uncertainty (absolute)
after careful adjustment and at constant
temperature
±
1 Torr/mbar/hPa,
±
1 digit
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 140 °F (-10 C to +60 °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
(controller)
IP 40
Degree of protection IEC 529
(front side controller)
IP 42
Degree of protection IEC 529
(sensor)
IP 42
Measurement connection of pressure
transducer
small flange DN 16 or
hose nozzle DN 6/10 or
hose connection PTFE hose DN 8/10
Cable length of sensor
approx. 5’6” (2m)
Plug-in connector
VACUU • BUS
Cable length of sensor
approx. 5’6” (2m)
Supply voltage (via VACUU • BUS)
24 VDC
Device fuse on circuit board
Nano fuse 4 A/t
Max. power of controller
5 W
Power sensor
0.2 W
Max. switching current
(24V / VACUU • BUS)
4 A
Communication
VACUU • BUS
Interfaces
VACUU • BUS
Ethernet (LAN):
Patch cable min. cat. 5e RJ45
USB port:
2x USB-A 2.0, max. 0.5 A per port
** if pumping potentially explosive atmospheres: 50 °F to 104 °F (+10°C to +40°C)