
Block Transfer Write and Block Transfer Read Configurations for 2 Output/2 Input 1771-N Series ModulesD–2
Publication 1771ĆUM127B-EN-P - December 2002
00010203040506070809101112131415
Word/Dec. Bit
00010203040506071011121314151617
Word/Octal Bit
18 High Scale Value
19 Low Alarm Value
20 High Alarm Value
21
Alarm
enable
Rate Alarm: Scaled Units per second
22 Filter Time Constant: 0.1 second units Alarm Deadband
23 Thermocouple Type 0 RTD Type 10 Ohm Offset: 0.01 Ohm units
Channel 4 Programming
24 Low Scale Value
25 High Scale Value
26 Low Alarm Value
27 High Alarm Value
28
Alarm
enable
Rate Alarm: Scaled Units per second
29 Filter Time Constant: 0.1 second units Alarm Deadband
30 Thermocouple Type 0 RTD Type 10 Ohm Offset: 0.01 Ohm units
31-58 Null
Block Transfer Write Bit/Word Descriptions for 2 Output/2 Input
Modules
Word
Decimal Bit
(Octal Bit)
Definition
00-03 Constant = 0
Bits 04-07 Number of outputs = 0010
Word 0
Bits 08-13
(10-15)
Constant = 00 1000
Bits 16-17 Block transfer write type = 10
Word 1
Bits 00-15
(00-17)
First Output channel data
Word 2
Bits 00-15
(00-17)
Second Output channel data
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