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Rosemount Tank Radar REX
Chapter 11 Electrical Installation of the
Installation Manual
308014EN, Edition 4
May 2013
11.5.6 Relays
You can use two relay ports if the optional Relay Output Card (ROC) is
installed. Different transmitter variables can be chosen to trigger the
relay to change state. See TankMaste WinSetup Reference Manual for
further information on how to configure relays connected to a REX
transmitter.
Figure 11-7. Connecting to the relay ports.
The relay outputs can be configured as Normally Open or Normally
Closed
depending on the selected connector on the Relay Output Card
(ROC). There is also a contact used for internal function monitoring.
Figure 11-8. The relays can be configured Normally Open or
Normally Closed.
X11_Relay.eps
K1A
K1B
K2A
K2B
Relay 2 NO
Relay 1 NO
Relay 1 NC
Relay 2 NC
Relay Output Card
ROC.eps, TH_Back.eps