Delta Electronics — 2.2.7 Special Auxiliary Relays (SM)

Chapter 2 Devices 2_ 2-13 AS300 Series AS200 Series Latched Attribute Default OFF STOP RUN SM Function    ON RUN STOP SM171 Function Card 12 is in operation. ○ - OFF – – N R OFF *SM204 All non-latched areas are cleared. ○ ○ OFF OFF OFF N R/W OFF *SM205 All latched areas are cleared. ○ ○ OFF OFF OFF N R/W OFF SM206 All output is inhibited ○ ○ OFF – – N R/W OFF *SM209 The communication protocol of COM1 changes ○ ○ OFF OFF OFF N R/W OFF *SM210 Choice made by COM1 between the ASCII mode and the RTU mode ON: RTU mode OFF:

ASCII mode ○ ○ – – – H R/W OFF *SM211 The communication protocol of COM1 changes ○ ○ OFF OFF OFF N R/W OFF *SM212 Choice made by COM2 between the ASCII mode and the RTU mode ON: RTU mode OFF: ASCII mode ○ ○ – – – H R/W OFF SM215 Running state of the PLC ○ ○ OFF ON OFF N R/W OFF SM218 Error: real-time clock malfunction ○ ○ – – – N R OFF SM219 Error: battery power for the real-time clock is low ○ ○ – – – N R OFF *SM220 Calibrating the real-time clock within ±30 seconds ○ ○ OFF OFF – N R/W OFF *SM230 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 1st module on the right-side of the CPU module.

○ ○ – – – Y R/W OFF *SM231 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 2nd module on the right-side of the CPU module. ○ ○ – – – Y R/W OFF *SM232 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 3rd module on the right-side of the CPU module. ○ ○ – – – Y R/W OFF *SM233 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 4th module on the right-side of the CPU module.

○ ○ – – – Y R/W OFF *SM234 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 5th module on the right-side of the CPU module. ○ ○ – – – Y R/W OFF *SM235 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 6th module on the right-side of the CPU module. ○ ○ – – – Y R/W OFF *SM236 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 7th module on the right-side of the CPU module.

○ ○ – – – Y R/W OFF *SM237 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 8th module on the right-side of the CPU module. ○ ○ – – – Y R/W OFF *SM238 When selecting “Manual + Flags” in “I/O allocation setting when Power On”, use this flag to activate the 9th module on the right-side of the CPU module. ○ ○ – – – Y R/W OFF *SM239 When selecting “Manual + Flags” in “I/O allocation setting ○ ○ – – – Y R/W OFF