User Manual

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Compact IO™ Isolated HART Analog Output Module

User’s Manual 03 00217-03 Rev. A

7-6

Table 7-2 (HART Packet 1)

Tag Name Data Type

Style

Descriptio n

If4ih0Packet1

1

P acket 1[ 4, 1] NA Two dim ensi onal array contai ni ng

pac ket 1 dat a for all 4 channels .

If4ih0Packet1[X,0]

1

P acket 1 NA P acket 1 dat a for c hannel X

If4ih0Packet1[X,0].Ha rtChannelID IN T BIN

Bits 0 to 3: Channel number (0 – 3).

Bit 4: S e a rching/I nitializing H ART de vice

Bit 5: HART c ommunicat ion failure or

device not found

Bit 6: P a ss-through message pending

(ready)

Bit 7: Unused (0)

Bits 8 to 10 : P a cket I D

Bit 11 through 15: Unused

If4ih0Packet1[X,0].HartCommStatus SINT BIN

H ART c o mmun icat i o n st at us by t e . Re f e r t o

appendix D for more det ails.

If4ih0Packet1[X,0].Ha rtDevStatus SIN T BI N

H ART device st a t us byte . R efer to appen di x D

for mo re det ails.

If4ih0Packet1[X,0].HartPV REAL FLOAT

HART Primary Varia ble

If4ih0Packet1[X,0].HartSV REAL FLOAT

HART Secondary Va r iable

If4ih0Packet1[X,0].HartTV REAL FLOAT

HART Tertiary Variable

If4ih0Packet1[X,0].HartFV REAL FLOAT

HART Fourth Variable

If4ih0Packet1[X,0].HartPVUnits SINT DEC

HART Prim a r y Va r ia ble unit s code

If4ih0Packet1[X,0].HartSVUnits SINT DEC

HART Secondary Va r iable units code

If4ih0Packet1[X,0].HartTVUnits SINT DEC

HART Tertiary Variable units code

If4ih0Packet1[X,0].HartFVUnits SINT DEC

HART F o urt h Va r i able unit s co de

If4ih0Packet1[X,0].PV_Assignment SIN T DEC

HART Prim a r y Va r ia ble co de

If4ih0Packet1[X,0].SV_Assignment SIN T DEC

HART Secondary Va r iable co de

If4ih0Packet1[X,0].TV_Assignment SIN T DEC

HART Tertiary Variable code

If4ih0Packet1[X,0].FV_Assignment SIN T DEC

HART F o urt h Va r i able c o de

If4ih0Packet1[X,0].Ra ngeLow REAL FLOAT

L ow transmitter range for analog signal in

enginee ring units

If4ih0Packet1[X,0].Ra ngeH i REAL FLOAT

High transmitter r ange for analog signal in

enginee ring units

If4ih0Packet1[X,0].Pad SINT[4] DEC

Pa ck et pa d (3 2 bit alignm ent)

1

X represents the module channel number (0 to 3)