System Register Tables
%SR Registers
%SR registers are special word-length registers that display and/or control system operations in the controller. Not
all controllers support all defined system registers.
%SR Registers
SR # Name and Description Default I/O
Name
Min -
Max Val-
ues
Program
(Read/Write)
Display
(Read/Write)
%SR1 User Screen Number (0=none) USER_SCR 0 to
1023
Read/Write Read/Write
%SR2 Alarm Screen Number ALRM_SCR 0 to 1-23 Read Only Read Only
%SR3
System Screen Number
1 = Main System Menu
2= Set Network ID, Network Status,
(%SR29)
3= Set Network Baud (%SR30)
4= Set Contrast (%SR32)
5= View OCS Status
6= View OCS Diagnostics
7= View I/O Slots
8= Set Function Key Mode (%SR33)
9= Set Serial Ports (%SR34)
10= Set Time/Date (%SR44-%SR50)
11= Set Beeper (%SR183)
12= Set Screen (%SR185)
13= Removable Media
14= View Protocols
15= IP Address IP Address (ETN I/O
Board)
16= Fail Safe System
17= Backup / Restore Data
18= Enable AutoRun
19= Enable AutoLoad
20= Clone Unit -
21= Touch Calibration
24= License Details
SYS_SCR 0 to 24 Read/Write Read/Write
%SR4 Self Test Results SELF_TEST Read Only Read Only
%SR4.1 Self Test Results - BIOS Error Read Only Read Only
%SR4.2 Self Test Results - Engine Error Read Only Read Only
%SR4.3 Self Test Results - Ladder Error Read Only Read Only
%SR4.4 Self Test Results - RAM Error Read Only Read Only
%SR4.5 Self Test Results - Duplicate ID Error Read Only Read Only
%SR4.6 Self Test Results - Bad ID Error Read Only Read Only
%SR4.7 Self Test Results - I/O Configuration
Error
Read Only Read Only
%SR4.8 Self Test Results - Bad Network Error Read Only Read Only
%SR4.9 Self Test Results - Bad Logic Error Read Only Read Only
%SR4.10 Self Test Results - Bad Clock Error Read Only Read Only
%SR4.11 Self Test Results - DeviceNet Error Read Only Read Only
%SR4.12 - 16 Reserved
%SR5 Reserved
%SR6 Average Scan Rate ms (/ 10) Read Only Read Only
%SR7 Minimum Scan Rate ms (/ 10) Read Only Read Only
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