Publication 1762-UM001D-EN-P - March 2004
Hardware Overview 1-5
1762-L24AWA
1762-L24BWA
1762-L24BXB
1762-L40AWA
1762-L40BWA
1762-L40BXB
CA
FRN4
(2)
June 2001 MicroLogix 1200 controllers now offer:
• Floating Point (F) Data File for use with:
compare instructions (EQU, GEQ, GRT, LEQ, LES, LIM, NEQ);
math instructions (ABS, ADD, CLR, DIV, MUL, NEG, SQR,
SUB); move instruction (MOV); file instructions (CPW, FLL);
and the message (MSG) instruction
• Programmable Limit Switch (PLS) File for use with HSC
• RTA - Real Time Clock Adjust
• GCD - Gray Code
• CPW - Copy Word
• ABS - Absolute Value
CB
FRN5
(3)
March 2002 Internal firmware revision; no user functionality change.
CC
FRN6
(3)
September 2002 MicroLogix 1200 Controllers now offer:
• The Floating Point (F) Data File can now be used with the
Scale with Parameters (SCP)
• Modbus Memory Mapping Enhancements
1762-L24AWA
1762-L24BWA
1762-L24BXB
1762-L40AWA
1762-L40BWA
1762-L40BXB
C D FRN7 April 2003 MicroLogix 1200 Controllers now offer:
• DF1 Half-Duplex Master Driver
• DF1 Radio Modem Driver
• Enhanced DF1 Broadcast Support
• ASCII Clear Buffer (ACL) instruction enhancement
C E FRN8 November 2003 MicroLogix 1200 Controllers now offer:
• Modbus Master Protocol
• PTO Independent Accel/Decel profiles
1762-L24AWAR
1762-L24BWAR
1762-L24BXBR
1762-L40AWAR
1762-L40BWAR
1762-L40BXBR
C E FRN8 March 2004 MicroLogix 1200 Controllers now offer:
• Additional communications port called the Programmer/HMI
Port
There are operating system firmware flash upgrades and downgrades available for MicroLogix 1200 controllers from the MicroLogix
website (www.ab.com/micrologix
). Any controller may be upgraded to the latest release by using these tools. Issues regarding
downgrading are discussed below.
(1)
OS = Operating System.
(2)
For users of RSLogix 500 Programming Software version 4.5 - MicroLogix 1200 Series C Revision A controllers with FRN4 firmware may be downgraded for compatibility
with this version of software using the ControlFlash FRN3 tool available on the MicroLogix website. Your controller may be later upgraded using the FRN5 (which replaces
the FRN4 ControlFlash upgrade, and is a functional equivalent) or higher ControlFlash tool.
(3)
For users of RSLogix 500 Programming Software version 4.5 - MicroLogix 1200 Series C Revision B controllers with FRN5 or later firmware may be downgraded for
compatibility with this version of software using the ControlFlash FRN 3.1 tool available on the MicroLogix website. Your controller may be later upgraded using the FRN5
(which replaces the FRN 4 ControlFlash upgrade, and is a functional equivalent) or higher ControlFlash tool.
MicroLogix 1200
Catalog
Number
OS
(1)
Series
Letter
OS
Revision
Letter
OS
Firmware
Release No.
Release Date Enhancement
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