AH500 Operation Manual 2-5 Item AHCPU511-RS2 AHCPU511/521/531 -EN Remark Instruction execution speed 12K Steps/ms Number of instructions Approximately 666 instructions 1-32000 Constant scan cycle (ms) (The scan cycle can be increased by one Setting the parameter millisecond.) 96K Steps (AHCPU511) Program capacity (step) 192K Steps (AHCPU521) 384K Steps (AHCPU531) Installation DIN rails or screws Installation of a module A module is installed directly on a backplane. Connection between two An extension cable connects two backplanes. backplanes Maximum number of 20 (AHCPU511) modules which can be 36 (AHCPU521) installed 68 (AHCPU531) AHCPU511:
2 backplanes (1 main backplane+1 extension backplane) Maximum number of AHCPU521: 4 backplanes (1 main backplane+3 backplanes which can be extension backplanes) connected AHCPU531: 8 backplanes (1 main backplane+7 extension backplanes) 283 tasks (32 cyclic tasks; 32 I/O interrupts; 4 timed interrupts; 2 communication interrupts; 1 Number of tasks external 24 V low-voltage interrupt; 212 external interrupts) Number of AHCPU511: 1280 inputs/outputs Number of inputs/outputs AHCPU521: 2304 accessible to an AHCPU531: 4352 actual input/output module AHCPU511: 4096 (X0.0~X255.15) Input relays [X] AHCPU521: 8192 (X0.0~X511.15) AHCPU531: 8192 (X0.0~X1023.15) AHCPU511:
4096 (Y0.0~Y255.15) Output relays [Y] AHCPU521: 8192 (Y0.0~Y511.15) AHCPU531: 8192 (Y0.0~Y1023.15) Internal relays [M] 8192 (M0~M8191) AHCPU511: 49152 (L0~L49151) Link registers [L] AHCPU521: 98304 (L0~L98303) AHCPU531: 131072 (L0~L131071) Timers [T] 2048 (T0~T2047) Counters [C] 2048 (C0~C2047) 32-bit counter [HC] 64 (HC0~HC63) AHCPU500:16384 (D0~D16383) AHCPU510: 32768 (D0~D32767) Data register [D] AHCPU520: 65536 (D0~D65535) AHCPU530: 65536 (D0~D65535) Stepping relay [S] 2048 (S0~S2047) Index register [E] 32 (E0~E31) AHCPU511/521/531-EN : 2048 (SM0~SM2047) Special auxiliary relay [SM] AHCPU511-RS2: 4096 (SM0~SM4095) AHCPU511/521/531-EN:
2048 (SR0~SR2047) Special data register [SR] AHCPU511-RS2: 4096 (SR0~SR4095) Two One Serial communication port RS-232/RS-485/RS-422 RS-232/RS-485/RS-422