Table 2-2: Terminal box
Terminal Function
T1 24 VDC (+)
T2 24 VDC (-)
T3 External built-in test (BIT) switch
T4 Fault relay - normally open (NO)
T5 Fault relay
T6 Fault relay - normally closed (NC)
T7 Alarm relay - NO
T8 Alarm relay
T9 Alarm relay - NC
T10 0-20 mA (+)
T11 0-20 mA (-)
T12 Alarm output
T13 RS-485 (+)
T14 RS-485 (-)
T15 Accessory relay - normally open
T16 Accessory relay
T17 Accessory relay - normally closed
When the fault relay wiring option is NC, the relay contact is open in normal status
(energized) and closed in fault status (de-energized).
When the fault relay wiring option is NO, the relay contact is closed in normal status
(energized) and open in fault status (de-energized).
When the alarm/accessories relay wiring option is NC, the relay contact is closed in
normal status (de-energized) and open in alarm status (energized).
When the alarm/accessories relay wiring option is NO, the relay contact is open in
normal status (de-energized) and closed in alarm status (energized).
2. Use Figure 2-9, Figure 2-10, Figure 2-11, and Figure 2-12 for typical wiring
configurations.
Installation Manual
September2023 00809-1400-4975
18 Emerson.com
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