AS Series Programming Manual _2 Note 1: for SR*, refer to SM/SR table for more details Note 2: the communication card in the table refers to AS-F232, AS-F422 and AS-F485.
2.2.15 Special Data Registers Refresh Conditions 2-104 AS300 Series AS200 Series Latched Attribute Default OFF STOP RUN SR Function ON RUN STOP *SR1590 Model code of the 30th right-side module connected to the CPU module or the remote module ○ ○ 0 - - N R 0 *SR1591 Model code of the 31st right-side module connected to the CPU module or the remote module ○ ○ 0 - - N R 0 *SR1592 Model code of the 32nd right-side module connected to the CPU module or the remote module ○ ○ 0 - - N R 0 Special data Time to refresh register SR0–SR2 Refresh the register when there is a program execution error.
SR4–SR6 Refresh the register when there is a grammar check error SR8–SR9 Refresh the register when there is a watchdog timer error. SR23 Refresh the register when there is a watchdog timer error. SR28 Refresh the register when the output is used repeatedly by more than one high-speed output instruction. SR32 Refresh the register once when there is an error. -1: no error occurred. SR36 The register is refreshed by you. You set the flag SM36 to ON and the system saves the data to the memory card. After saving is complete, the system automatically resets it to OFF SR40–SR161 Refresh the register when there is an error.
SR162–SR163 After the manufactured PLC leaves the factory, every minute the PLC is supplied with power is counted and the register is refreshed every minute. SR166–SR171 Register is refreshed by the system. SR172–SR175 Register is refreshed by you. SR176–SR179 Refresh the register according to the settings in HWCONFIG. SR180 Refresh the register when the PLC is powered on and powered off. SR182–SR183 Refresh the register according to the settings in HWCONFIG when the PLC is powered on. You can edit the settings afterwards. SR185 Refresh the register for the cycle time after a cycle scan whenever a remote module is activated SR187–SR197 Register is refreshed by you.
SR198–SR199 after a cycle scan when the PLC is powered on. SR201–SR213 The register is refreshed according to the settings in HWCONFIG when the PLC is powered on. You can edit the settings afterwards. SR215–SR216 The register is refreshed by the system. SR217–SR218 The register is refreshed according to the settings in HWCONFIG when powered on. You can edit the settings afterwards. SR220–SR226 Refresh the register every scan cycle. SR227–SR308 Refresh the register when the program is downloaded to the PLC. SR309–SR390 Refresh the register when the status of the PLC changes. SR391–SR397 Refresh the register every scan cycle. SR407 Refresh the register every second.