Operating Instructions

Siemens Building Technologies, Inc. 5-1
5
Application 650 – Slave Mode
Chapter 5 describes the Application 65 – Slave Mode available in the FHM.
When the FHM is connected to a field panel, it may be controlled in Slave Mode. Table 5-1
contains Slave Mode point database information.
Overview
Application 650 is one of two FHM applications. Slave Mode is the state of the FHM when it is
shipped from the factory. In Slave Mode, the FHM displays “OFF” and the red and green
LEDs are OFF. In Slave Mode, the four buttons on the FHM do not have defined functions.
Relay action
In Slave Mode, the contacts of ALARM RELAY (Point 41) will normally be closed. If desired,
a field panel can use this relay for local control.
Button action
In Slave Mode, the four buttons are toggle switches (Points 56, 57, 58, and 59). If desired,
the field panel can use these buttons. The following table gives examples of toggle switch
action:
When…
……
… Then…
……
…
the user presses a button the button status changes from OPEN to CLOSED.
the user presses the same
button again
the button status changes from CLOSED to OPEN.