YASKAWA Z1000U Technical Manual page 336

C.4 BACnet Setup Parameters
C.4 BACnet Setup Parameters
u
BACnet Serial Communication
This section describes parameters necessary to set up BACnet communications.
n Z3-01: Serial Communications Protocol Select
Selects the bypass serial communications protocol.
No.
Z3-01
Setting 0: Modbus
Setting 1: N2
Setting 2: P1
Setting 3: BACnet
n Z3-02: Serial Communications Node Select
Selects the bypass serial communications node address.
Note: Each slave must be assigned a unique slave address for serial communications to work properly. Slave addresses do not need to be assigned
in sequential order, but no two slaves may share the same address.
No.
Z3-02
n Z3-03: Serial Communications Baud Rate Select
Selects the bypass serial communications speed.
Selecting settings 0, 1, or 2 will trigger an oPE29 error when using BACnet communication (Z3-01 = 3) in bypass controller
software versions VST800400 and later.
No.
Z3-03
Setting 0: 1200 bps
Setting 1: 2400 bps
Setting 2: 4800 bps
Setting 3: 9600 bps
Setting 4: 19200 bps
Setting 5: 38400 bps
Setting 6: 57600 bps
Setting 7: 76800 bps
Setting 8: 115200 bps
n Z3-05: Serial Communications Fault Select
Selects the action to take when a serial communications fault is detected. A serial communications fault is detected when after
last communicating, no communications occurs within the time set to Z3-06.
No.
Z3-05
Setting 0: Ignore
Setting 1: Alarm Only
Setting 2: Fault with EF0
An EF0 fault will be sent to the drive.
Setting 3: Fault with EF0 and Open Contactors
An EF0 fault will be sent to the drive and the bypass contactor (K3) will be opened.
336
Name
Serial Communications Protocol Select
Name
Serial Communications Node Select
Name
Serial Communications Baud Rate Select
Name
Serial Communications Fault Select
Setting Range
Setting Range
Setting Range
Setting Range
YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual
Default
0 to 3
Default
0 to 127
Default
0 to 8
Default
0 to 4
3
1
3
1