Operating Instructions

Product Overview
Siemens Building Technologies, Inc. 3
Hardware Inputs
Analog
 Differential pressure transmitter
 Horizontal sash sensor(s)
 Vertical sash sensor(s)
Digital
 Operator Display Panel (ODP)
 ATTN.UNATTN (through DI 1)
 OCC.UNOCC (through DI 1)
Hardware Outputs
Analog
 AO-E module (analog control)
 Operator Display Panel (ODP)
 AO2 (flow signal)
Digital
 FLN communications trunk
 Sash Alert
Power Wiring
The controller is powered by 24 Vac. Power wiring connects to the three screw terminals on
the controller labeled “C” (Common), “H” (Hot) and “E” (Ground) on the terminal block labeled
“TB1”. Earth ground connection is required (Figure 2).
Communication Wiring
The controller connects to the field panel by means of a Field Level Network (FLN) trunk.
Communication wiring connects to the three screw terminals on the controller labeled “+”
(positive), “-“ (negative), and “S” (Shield) (Figure 3).