
Configuring the fieldbus
6.2 Communication via RS485
Frequency inverters with Control Units CU230P-2 HVAC, CU230P-2 DP, CU230P-2 CAN
148 Operating Instructions, 01/2011, FW 4.4, A5E02430659B AD
Table 6- 40 Binary input objects
Instance ID Object name Description Possible
values
Text active /
text inactive
Access type Parameter
BI0 DI0 ACT State of DI 0 ON/OFF ON/OFF R r0722.0
BI1 DI1 ACT State of DI 1 ON/OFF ON/OFF R r0722.1
BI2 DI2 ACT State of DI 2 ON/OFF ON/OFF R r0722.2
BI3 DI3 ACT State of DI 3 ON/OFF ON/OFF R r0722.3
BI4 DI4 ACT State of DI 4 ON/OFF ON/OFF R r0722.4
BI5 DI5 ACT State of DI 5 ON/OFF ON/OFF R r0722.5
BI7 DI7 ACT State of AI 1 - used as DI ON/OFF ON/OFF R r0722.11
BI8 DI8 ACT State of AI 2 - used as DI ON/OFF ON/OFF R r0722.12
BI10 DO0 ACT Controls DO 0 (relay 1) ON/OFF ON/OFF R read r747.0
BI11 DO1 ACT Controls DO 1 (relay 2) ON/OFF ON/OFF R read r747.1
BI12 DO2 ACT Status of DO2 (relay 3) ON/OFF ON/OFF R read r747.2
Table 6- 41 Binary output objects
Instance ID Object name Description Possible
values
Text active /
text inactive
Access type Parameter
BO0 DO0 CMD Controls DO 0 (relay 1) ON/OFF ON/OFF C p0730
BO1 DO1 CMD Controls DO 1 (relay 2) ON/OFF ON/OFF C p0731
BO2 DO2 CMD Controls DO 2 (relay 3) ON/OFF ON/OFF C p0732
Table 6- 42 Binary value objects
Instance
ID
Object
name
Description Possible
values
Text active Text
inactive
Access
type
Parameter
BV0 RUN/
STOP ACT
Inverter status regardless of
command source
RUN/STOP STOP RUN R r0052.2
BV1 FWD/ REV Direction of rotation regardless of
command source
REV/ FWD FWD REV R r0052.14
BV2 FAULT
ACT
Fault status of inverter FAULT/OK FAULT OK R r0052.3
BV3 WARN
ACT
Warning status of inverter WARN/OK WARN OK R r0052.7
BV4 HAND/
AUTO ACT
Indicates the source of the
hand/auto inverter control
AUTO /
MANUAL
AUTO LOCAL R r0052.9
BV7 CTL
OVERRIDE
ACT
ACT indicates if the inverter
control has been transferred to
BACnet override control via BV93.
Note that the operator panel's
"Manual" operating mode has a
higher priority than the BACnet
override control.
ON/OFF 0 1 R r2032[10]
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