Programmable Logic Controller High Speed Counting Pulse DC24V PLC Industrial Control Board with Housing 32 Input 24 Output Item Type: PLC Programmable Controller Model: FX3U-56M-6AD2DA Material: ABS, PCB Battery: 1 x CR1220 Battery 280mAh (Built in) Input Power Supply: DC 24V Program Steps: 8000 Steps 3 Comm Ports: 1 x RS232 (Standard 9Pin Serial Port FX3u Protocol 38400,7, E, 1), 1 x RS485, 1 x CAN Input Point X Component: X0-X37, 32 input points, OV Low Level Effective, X0-X5 can be changed to 12KHZ High Speed Counting Input Output Point Y Component: Y0-Y27, 24 output points Transistor Output: Y0-Y7 for 100Khz Pulse Output, Y10-Y27 for DC loads below 3A Relay Output: Can control AC loads up to 5A Analog Inputs: 6 analog inputs, 12 bit accuracy, AD0-AD2 for 0-10V voltage input, AD3-AD5 for 0-20MA current input. Read analog with RD3A instruction Analog Output: 2 analog outputs, 12 bit accuracy, output voltage: 0-10V. Output analog voltage with WR3A instruction Intermediate Relay M: M0-M3071. Power off storage range can be set to M0-M1023 Step Point S: S0-1023, power off storage range can be set to S0-S1023 100Ms Timer: T0-T199, cumulative power off save T184-T199 10Ms Timer: T200-T249, cumulative power off save T246-T249 1Ms Timer: T250-T383, T250-255 is the cumulative type 16 Bit Counter : C0-C199, power off save C100-199 32 Bit Counter: C200-C219, power off save C220-C234 32 Bit High Speed Counter: C235-255; C235-240 is a single phase counter, no frequency doubling; C241-240 is a single phase counter, 2 times frequency; C247-249 is 2 phase counter, no frequency doubling; C250-252 is 2 phase counter, 2 times frequency; C253- is 2 phase counter, 4 times the frequency; Register D: D0-D7999, power off storage range can be set to D501-D1023 Indirect Addressing Pointer V: V0-7, Z0-7 P Subroutine Jump Number: P0-63 I Interrupt: X0-5 External Interrupt. Timer Interrupt (unit: 1MS) Counter interrupt. Special M Components: The M8000 runs constantly off, the M8002 has an electrical pulse, the M8011 has a 10Ms pulse, the M8012 has a 100Ms pulse, the M8013 has a 1s pulse, and the M8014 has a minute pulse.