Emerson SI-Universal User Manual page 115

2x.048
Minimum
Default
Type
Display Format
Coding
P2 Device type (2x.038) : SSI
SSI encoders normally use Gray code data format. However, some encoders use binary format
which may be selected by setting P2 SSI Binary Mode (2x.048) to one.
P2 Device type (2x.038) : All other device types
P2 SSI Binary Mode (2x.048) has no effect.
2x.049
Minimum
Default
Type
Display Format
Coding
When the position feedback is initialized at power-up or at any other time, a delay is included before
the information from the feedback device is used or any attempt made to communicate with the
device. P2 Additional Power-up Delay (2x.049) defines an additional delay that is added to the
minimum delay. See P1 Additional Power-up Delay (1x.049) for the minimum delays for the
different position feedback device types.
2x.050
Minimum
Default
Type
Display Format
Coding
If P2 Feedback Lock (2x.050) = 1 then P2 Revolution/Pole Pitch Counter (2x.028), P2 Position
(2x.029) and P2 Fine Position (2x.030) are not updated. If P2 Feedback Lock (2x.050) = 0 then
these parameters are updated normally.
2x.051
Minimum
Default
Type
Display Format
Coding
If P2 Linear Feedback Select (2x.051) = 0 then the drive P1 position feedback interface is
configured to operate with a rotary position feedback device. P2 Rotary Turns Bits (2x.033) and P2
SI-Universal Encoder User Guide
Issue: 2
P2 SSI Incremental Mode
0
0
1 Bit User Save
None
RW
P2 Additional Power-up Display
0.0
0.0
8 Bit User Save
None
RW, BU
P2 Feedback Lock
0
0
1 Bit User Save
None
RW
P2 Linear Feedback Select
0
0
1 Bit User Save
None
RW
Maximum 1
Units
Update Rate Background read
Decimal Places 0
Maximum 25.0
Units s
Update Rate Background read
Decimal Places 1
Maximum 1
Units
Update Rate Background read
Decimal Places 0
Maximum 1
Units
Background read, auto-
Update Rate
configuration write
Decimal Places 0
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