Siemens SED2 - Manual (Page 28)

SED2 AOP Operating Instructions
20 Siemens Building Technologies
2. Press to confirm the selected operating mode (press to return to the main menu.)
NOTE: To exit an operating mode, either follow the on-screen instructions or return to the
main menu and select the mode menu to choose a different operating mode.
Operating in Local Mode
On initial power-up or after a reset, the AOP defaults to the Local operating mode. The Local
mode operates only with one SED2. You can change the operating mode via the mode menu.
You can control the SED2 VFD by accessing all normal SED2 and AOP internal parameters.
Operating in Master Mode
(Individual Control of SED2 VFD)
In Master mode, the AOP can control up to 31 SED2 drives that connect in a multi-drop network
arrangement. Full operator control of each SED2 is possible with access to all normal SED2
parameters.
Control of the SED2 drives can be individually or by broadcast method.
1. In master mode, selecting Operate from the main menu displays an operation screen.
2. Use and to select a slave SED2 VFD. A two-digit number on the left-hand side of the
screen identifies each SED2 VFD. In the top, left-hand corner of the screen, an icon
indicates the current operating status of the highlighted SED2 VFD. The following table
describes the icons.
NOTE: To configure SED2 VFDs for network operation, set Command Source
P0700[1]=5 (USS on Com link), set USS Telegram Off Time for Serial Interface
Com Link P2014[0]=5000, and USS Address for Serial Interface Com Link
P2011[0]=a unique number for each drive on the network.
Icon Description
Indicates the SED2 VFD is active and communicating.
Indicates no active slave (icon is blank).
F Indicates a SED2 VFD fault has been recorded and the SED2 VFD has tripped.
A Indicates a SED2 VFD with active warnings.
Indicates a SED2 VFD with communications problems.
U Indicates a non-SED2 VFD - parameter upload only.