User Manual

Commissioning
SmartRadar FlexLine Part No.: 4417.762_Rev07
6 - 80 Service Manual
6.5.2.9 Overfill Protection Application
For the configuration of the TII-XR within an Overfill protection
application, see 6.6.11.
6.6 Relay Contacts (FII-DO)
6.6.1 Introduction
The Field Interface Instrument - Digital Output (FII-DO) board has 4
software-controlled, electromechanical relays; see FIGURE 6-19.
ESF07-0001
FIGURE 6-19 The relays and LEDs on the FII-DO board
These relays are allocated to FlexConn functions as shown below:
The relays have output status read-back lines.
Function Number Function
1 Relay 1
2 Relay 2
3 Relay 3
4 Relay 4
relay 3
relay 2
relay 1
relay 4
LE1
LE2LE3