Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 220)

Setting 2: Freeze Stat
LO
RE
ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR
LO
RE
ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR ALM ALM
BYP-FREEZE STAT BYP-FAULTED
DRV/BYP
FB01
Freeze Stat
RLY FWD
UB-01= 0.0A
RLY
UB-02=10000101
UB-03=00001000
DRV/BYP
LSEQ
LREF
Setting 3: Smoke Alarm
LO
RE ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR
LO
RE ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR ALM ALM
BYP-SMOKE ALARM BYP-FAULTED
DRV/BYP
FB01
Smoke Alarm
RLY FWD
UB-01= 0.0A
RLY
UB-02=10000101
UB-03=00001000
DRV/BYP
LSEQ
LREF
Setting 4: Over Pressure
LO
RE ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR
LO
RE ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR ALM ALM
BYP-OVR PRESSURE BYP-FAULTED
DRV/BYP
FB01
Over Pressure
RLY FWD
UB-01= 0.0A
RLY
UB-02=10000101
UB-03=00001000
DRV/BYP
LSEQ
LREF
Setting 5: Low Suction
LO
RE
ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR
LO
RE
ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR ALM ALM
BYP-LOW SUCTION BYP-FAULTED
DRV/BYP
FB01
Low Suction
RLY FWD
UB-01= 0.0A
RLY
UB-02=10000101
UB-03=00001000
DRV/BYP
LSEQ
LREF
Setting 6: Vibration Switch
LO
RE
ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR
LO
RE
ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR ALM ALM
BYP-VIBRATION SW BYP-FAULTED
DRV/BYP
FB01
Vibration Switch
RLY FWD
UB-01= 0.0A
RLY
UB-02=10000101
UB-03=00001000
DRV/BYP
LSEQ
LREF
u Z3: Bypass Control Communication
n Z3-01: Serial Communications Protocol Select
Selects the bypass serial communications protocol.
No. Name Setting Range Default
Z3-01 Serial Communications Protocol Select 0 to 3 3
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.
5.14 Z: Bypass Parameters
220 YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual