Spectrum Controls 1769sc-HART Modules User Manual
Page 72
Compact IO™ Isolated HART Analog Output Module
User’s Manual 0300217-03 Rev. A
7-6
Table 7-2 (HART Packet 1)
Tag Name
Data Type
Style
Description
If4ih0Packet1
1
Packet1[4,1] NA
Two dimensional array containing
packet 1 data for all 4 channels.
If4ih0Packet1[X,0]
1
Packet1
NA
Packet 1 data for channel X
If4ih0Packet1[X,0].HartChannelID
INT
BIN
Bits 0 to 3: Channel number (0 – 3).
Bit 4: Searching/Initializing HART device
Bit 5: HART communication failure or
device not found
Bit 6: Pass-through message pending
(ready)
Bit 7: Unused (0)
Bits 8 to 10: Packet ID
Bit 11 through 15: Unused
If4ih0Packet1[X,0].HartCommStatus
SINT
BIN
HART communication stat us byte. Refer to
appendix D for more details.
If4ih0Packet1[X,0].HartDevStatus
SINT
BIN
HART device status byte. Refer to appendix D
for more details.
If4ih0Packet1[X,0].HartPV
REAL
FLOAT
HART Primary Variable
If4ih0Packet1[X,0].HartSV
REAL
FLOAT
HART Secondary Variable
If4ih0Packet1[X,0].HartTV
REAL
FLOAT
HART T ertiary Variable
If4ih0Packet1[X,0].HartFV
REAL
FLOAT
HART Fourth Variable
If4ih0Packet1[X,0].HartPVUnits
SINT
DEC
HART Primary Variable units code
If4ih0Packet1[X,0].HartSVUnits
SINT
DEC
HART Secondary Variable units code
If4ih0Packet1[X,0].HartTVUnits
SINT
DEC
HART T ertiary Variable units code
If4ih0Packet1[X,0].HartFVUnits
SINT
DEC
HART Fourth Variable unit s code
If4ih0Packet1[X,0].PV_Assignment
SINT
DEC
HART Primary Variable code
If4ih0Packet1[X,0].SV_Assignment
SINT
DEC
HART Secondary Variable code
If4ih0Packet1[X,0].TV_Assignment
SINT
DEC
HART T ertiary Variable code
If4ih0Packet1[X,0].FV_Assignment
SINT
DEC
HART Fourth Variable code
If4ih0Packet1[X,0].RangeLow
REAL
FLOAT
Low transmitter range for analog signal in
engineering units
If4ih0Packet1[X,0].RangeHi
REAL
FLOAT
High transmitter range for analog signal in
engineering units
If4ih0Packet1[X,0].Pad
SINT[4]
DEC
Packet pad (32 bit alignment)
1
X represents the module channel number (0 to 3)