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MEMOBUS/Modbus Error Codes.................................................................................................... 383
Slave Not Responding..................................................................................................................... 383
E. APOGEE FLN NETWORK PROTOCOL.............................................................. 385
E.1 APOGEE FLN Set-Up.........................................................................................................386
Bypass Parameter Settings for APOGEE FLN Communications.................................................... 386
E.2 Connecting to a Network ..................................................................................................387
Network Cable Connection.............................................................................................................. 387
Wiring Diagram for Multiple Connections ........................................................................................ 388
Network Termination ....................................................................................................................... 388
Recommended Cable...................................................................................................................... 388
E.3 Slope and Intercept Conversion ......................................................................................389
Drive Controlled Feedback.............................................................................................................. 389
Field Panel Controlled Feedback .................................................................................................... 389
Other Functionality .......................................................................................................................... 390
E.4 APOGEE FLN Point List Summary ..................................................................................391
E.5 Cable Loss Configuration and Behavior .........................................................................395
Drive Behavior at Loss of Communication ...................................................................................... 395
Apogee FLN Points ......................................................................................................................... 395
E.6 Mailbox Function ...............................................................................................................397
Mailbox Function Points .................................................................................................................. 397
E.7 Fault Codes ........................................................................................................................398
Communications Fault..................................................................................................................... 398
Bypass Faults–Apogee FLN Configuration ..................................................................................... 398
F. METASYS N2 NETWORK PROTOCOL .............................................................. 401
F.1 N2 Specifications and Configuration...............................................................................402
F.2 Connecting to a Network ..................................................................................................403
Network Cable Connection.............................................................................................................. 403
Wiring Diagram for Multiple Connections ........................................................................................ 404
Network Termination ....................................................................................................................... 404
F.3 N2 Setup Parameters ........................................................................................................405
N2 Serial Communication................................................................................................................ 405
F.4 Bypass Operations by N2 .................................................................................................408
Observing the Bypass Operation .................................................................................................... 408
Controlling the Bypass .................................................................................................................... 408
F.5 Communications Timing...................................................................................................412
Command Messages from Master to Bypass ................................................................................. 412
Response Messages from Bypass to Master.................................................................................. 412
F.6 Metasys N2 Point Database..............................................................................................413
Metasys N2 Analog Input (AI) Summary ......................................................................................... 413
Metasys N2 Analog Output (AO) Summary .................................................................................... 414
Metasys N2 Binary Input (BI) Summary .......................................................................................... 414
Metasys N2 Binary Output (BO) Summary ..................................................................................... 415
F.7 Mailbox Function ...............................................................................................................416
Reading Drive Parameters .............................................................................................................. 416
Writing Drive Parameters ................................................................................................................ 416
YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual
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