
2 Engineering
2.10 STO function
74
DA1 Variable Frequency Drives
08/18 MN04020005Z-EN
www.eaton.com
Table 3: STO-relevant parameters
PNU
Modbus ID
Access right
Name
Value
Description
DS
RUN/ STOP
ro/rw
P2-15
237
RUN
rw
RO1 function
0 - 13
Selection of the function of output relay RO1
Possible values:
•
0
: RUN,
Enable (FWD/REV)
•
1
: READY, variable frequency drive ready
for operation
•
2
: Speed = speed setpoint value
•
3
: Speed > 0
•
4
: Speed
≧
Limit: ON:
≧
P2-16;
OFF: < P2-17
•
5
: Motor Current
≧
limit: ON:
≧
P2-16;
OFF: < P2-17
•
6
: Speed
≧
Limit: ON:
≧
P2-16;
OFF: < P2-17
•
7
: Analog input AI2
≧
Limit: ON: > P2-16;
OFF: < P2-17
•
8
: Reserved
•
9
: Reserved
•
9
: Reserved
•
10
: Reserved
•
11
: Reserved
•
12
: Reserved
•
13
: STO (STO = Safe Torque OFF) Status
1
P2-18
240
RUN
rw
RO2 function
0 - 13
Selection of the function of output relay RO2
Possible values:
•
0
: RUN,
Enable (FWD/REV)
•
1
: READY, variable frequency drive ready
for operation
•
2
: Speed = speed setpoint value
•
3
: Speed > 0
•
4
: Speed
≧
Limit: ON:
≧
P2-19;
OFF: < P2-20
•
5
: Motor Current
≧
limit: ON:
≧
P2-19;
OFF: < P2-20
•
6
: Speed
≧
Limit: ON:
≧
P2-19;
OFF: < P2-20
•
7
: Analog input AI2
≧
Limit: ON: > P2-19;
OFF: < P2-20
•
8
: Control for the external brake of a hoist.
(Enables the operating mode for hoists).
ON: output frequency
≧
P2-07 with START
(FWD/REV) command present. OFF: Output
frequency
≦
P2-08 with START (FWD/REV)
command not present.
•
9
: Reserved
•
9
: Reserved
•
10
: Reserved
•
11
: Reserved
•
12
: Reserved
•
13
: STO (STO = Safe Torque OFF) Status
0