Allen-Bradley MicroLogix 1400 User Manual

Publication 1766-RM001A-EN-P - October 2008
Communications Instructions 403
Message File Sub-Element 17 - Status Bits
Bit Address Description Paramete
r
Size User
Program
Access
15 Reserved N bit read only
14 MG11:0.0/ST Start:
1 = MSG transmitted and
acknowledged by target device
0 = MSG has not been received by
target
N bit read only
13 MG11:0.0/
DN
Done
1 = MSG completed successfully
0 = MSG not complete
N bit read only
12 MG11:0.0/ER Error
1 = error detected
0 = no error detected
N bit read only
11 Reserved N bit read only
10 MG11:0.0/
EW
Enabled and Waiting:
1=MSG Enabled and Waiting
0=MSG not Enabled and Waiting
N bit read only
1…
9
Reserved N bit read only
0 MG11:0.0/R For PCCC Messaging:
Range (1 = Local, 0 = Remote)
For Modbus Messaging:
Range (1 = Local)
Y bit read only
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Allen-Bradley MicroLogix 1400 Specifications

General

Processor	32-bit
Expansion Modules	Up to 7 expansion I/O modules
Power Supply	24V DC or 120/240V AC
Programming Software	RSLogix 500
Communication Ports	Ethernet, RS-232/RS-485 combo port
Controller Type	Programmable Logic Controller (PLC)
Series	MicroLogix
Digital Outputs	12
Analog Inputs	6 (embedded)
Analog Outputs	2 (embedded)
High-Speed Counter	6 high-speed counters
Pulse Output	2 (embedded)
Ethernet Port	Yes