User Manual

U ser 's M a n u a l 0 300 21 5- 03 R ev. A
Chapter 6
Module Data, Status, and
Channel Configuration
After installing the 1769sc-IF4IH isolated HART input module, you must configure it for
operation, usually using t he programming soft wa re compa tible with t he co nt rol ler (for
example, RSLogix 500 or RSLogix 5000). Once configuration is complete and reflected
in the ladder logic, you need to op er a te the module and verify its con fi g uratio n.
This chapter contains information on the follo wing:
• Modu l e memory ma p
• Accessing input image file data ·
• Configuring channel s
• Determining effective resolution and range
• Determining module update time
Sec t ion 6.1
Module Memory
Map
The module uses fifty input word s for data and status bi ts (input image) , twe nty four
outp ut words, and thi rt y four configurat i on words.
Figure 6-1 (Module Memory Map)
NOTE: Not all
controllers support
program access to the
configura tion file. Refer
to your controller’ s user
manual.
slot e
Input Image F ile
Input Image
72 Words
M
e
m
o
r
y
M
a
p
Word 0: Channel 0 Data Word
Word 1: Channel 1 Data Word
Word 2: Channel 2 Data Word
Word 3: Channel 3 Data Word
Word 4: Time Stamp Value
Word 5: General Channel Status
Word 6: Process & Range Alarms
Word 7: Pad
Words 8..27: HART Packet Data
Word 28: ScanMSG Slave Control
Word 29: ScanMSG Response Size
Words 30..49: ScanMSG Response Buffer
Bit 15
Bit 1
slot e
Configuration File
Configuration
34 Words
Words 2..7: Channel 0 Conf igurati on
Words 8..13: Channel 1 Configuration
Words 14..19: Channel 2 Configuration
Words 20..25: Channel 3 Configuration
Bit 15
Bit 1
Word 1: Module Co nfigura tion
Word 0: Real Time Sample
slot e
Output File
Output
46 Words
Word 2: ScanMSG Master Control
Word 3: ScanMSG Reque st S ize
Word 4..23: ScanMSG Request Buffer
Bit 15
Bit 1
Word 1: Last Packet Scanned
Word 0: Unlatch Alarms/HART Suspend
Word 26: Ch0 Slot Variables 0 & 1
Word 27: Ch0 Slot Variables 2 & 3
Word 28: Ch1 Slot Variables 0 & 1
Word 29: Ch1 Slot Variables 2 & 3
Word 30: Ch2 Slot Variables 0 & 1
Word 31: Ch2 Slot Variables 2 & 3
Word 32: Ch3 Slot Variables 0 & 1
Word 33: Ch3 Slot Variables 2 & 3
Words 50..71: Reserved
Word 24..45: Reserved