Rosemount 2240S, Справочное руководство

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Reference Manual
300550EN, Rev AA
December 2010
Rosemount 2240S
A-2
Appendix A. Reference Data
Electric
Power supply Powered by Rosemount 2410 Tank Hub, 9.0-17.5 VDC, polarity insensitive
(10.0-17.5 VDC for non-IS installations)
Internal power consumption 0.5 W
Bus current draw 30 mA
Cable entry (connection/glands) Five ½ - 14 NPT entries for cable glands or conduits (of which two are plugged at delivery).
Optional:
• M20 x 1.5 conduit / cable adapter
• Metal cable glands (½ - 14 NPT)
• 4-pin male Eurofast connector or A size Mini 4-pin male Minifast connector.
An M32 adapter can be used if the 2240S is installed away from the sensor
Tankbus cabling 0.5-1.5 mm
2
(AWG 22-16), twisted shielded pairs
Built-in Tankbus termination Yes (to be connected if required)
Tankbus to sensor isolation Minimum 700 V
AC
Auxiliary sensor input Digital bus connection for water level sensor
Mechanical
Housing material Polyurethane-coated die-cast aluminum
Installation The 2240S can be installed directly on top of the temperature / water level sensor or
remotely installed on a 33.4-60.3 mm
(
1 to 2 in.) pipe or on a wall
Dimensions See “Dimensional drawings” on page A-3
Weight 2.8 kg (6.2 lbs)
Environment
Ambient temperature -40 to 70 ºC (-40 to 158 ºF). Minimum start-up temperature -50 °C (-58 °F)
Storage temperature -50 to 85 ºC (-58 to 185 ºF)
Humidity 0-100% relative humidity
Ingress protection IP 66 and 67 (Nema 4X)
(1) Over measuring range and ambient temperature 20 °C (68 °F).