====== MPS-8A8R-S ====== MPS-8A8R-S is a all-in-one industrial PLC with 8 digital inputs and 8 relay outputs. Provides 4 analog inputs, 2 NTC temperature sensor inputs, 6 PWM outputs, and RS-485 communication. Program with ladder logic using MP STUDIO. {{ :en-us_products:mps-8a8r-s-connectors.svg?nolink |MPS-8A8R-S connector guide }} ===== Product Specifications ===== ^ Category ^ Quantity ^ Terminal / Item ^ Specifications ^ | Programming method | - | - | MP STUDIO \\ MP STUDIO2 \\ (Ladder logic program) | | Power | - | P24, N24 | DC 12~24V (0.5A or more when using DC 24V) | | Digital inputs | 8 points \\ (Solid-state, isolated) | P0~P7 | DC 0~40V; HIGH detection at DC 5V or higher \\ COM0 shared \\ NPN/PNP input support | | Relay outputs | 8 points \\ (Mechanical contacts, isolated) | P32~P39 | AC 250V or DC 30V \\ Max. 5A/1 points, 15A/1COM \\ 2 points/1COM | | Analog inputs | 4 points \\ (Non-isolated) | A0~A3 | Set to 0(4)~20mA, DC 0(1)~5V or DC 0~10V \\ 10bit | | Temperature sensor inputs | 2 points \\ (Non-isolated) | NTEMP channels 0·1 | NTC 3950K, 10kΩ(25℃) \\ -40~120℃ | | High-Speed Counter / Encoder | 2 channels \\ (Non-isolated) | CLK(A)·DIO(B) \\ SDA(A)·SCL(B) | Max. 50kHz \\ Channel 1 is shared with I²C | | Pulse outputs | 6 points \\ (Non-isolated) | PWM0~PWM5 | DC 5V, Max. 30mA \\ 2 timers | | Communication Channels | 1 channel \\ (Non-isolated) | I²C | I²C Master | | ::: | ::: | RS-485 | Modbus RTU Slave \\ LS Industrial Systems Cnet(XGK) Slave \\ IBUS Master·Slave | | Memory | - | Flash | 128KB (32KB used by system) | | ::: | ::: | Data Memory | 8KB (1KB used by system) | ===== Digital inputs ===== [[:en-us_guide:wiring#digital_input_one_channel_check|See the one-channel digital-input check before wiring for the first time. →]] ^ Contact ^ COM ^ Input type ^ Connector / Wiring example ^ | P0~P7 | COM0 | NPN/PNP inputs | {{:en-us_products:mps-8a8r-s-digital-input-wiring.svg?628|MPS-8A8R-S digital-input connector guide}} | ===== Relay outputs ===== [[:en-us_guide:wiring#relay_output_one_channel_check|See the one-channel relay-output check before wiring for the first time. →]] ^ COM ^ Contact ^ Contact ratings ^ Connector / Wiring example ^ | COM1 | P32, P33 | AC 250V or DC 30V, Max. 5A/ points | {{:en-us_products:mps-8a8r-s-relay-output-wiring.svg?492|MPS-8A8R-S relay-output connector guide}} | | COM2 | P34, P35 | AC 250V or DC 30V, Max. 5A/ points | ::: | | COM3 | P36, P37 | AC 250V or DC 30V, Max. 5A/ points | ::: | | COM4 | P38, P39 | AC 250V or DC 30V, Max. 5A/ points | ::: | ===== Analog / Temperature inputs ===== ^ channel ^ Input range ^ Setting ^ Connector / Wiring example ^ | A0~A3 | 0(4)~20mA | Jumper installed | {{:en-us_products:mps-8a8r-s-analog-input-wiring.svg?690|MPS-8A8R-S analog-input connector guide}} | | A0~A3 | DC 0(1)~5V | Jumper removed | ::: | | A0~A3 | DC 0~10V | Change resistors and jumpers | ::: | | NTEMP channels 0·1 | NTC 10kΩ, 3950K | Dedicated temperature sensor inputs | ::: | ===== PWM and High-Speed Inputs ===== ^ Function ^ Contacts / Channels ^ Points ^ Connector / Wiring example ^ | PWM outputs | PWM0~PWM5 | 6 points | {{:en-us_products:mps-8a8r-s-pwm-output-wiring.svg?634|MPS-8A8R-S pwm-output connector guide}} | | High-speed counter / Encoder channel 0 | CLK(A), DIO(B) | 1 channel | {{:en-us_products:mps-8a8r-s-highspeed-channel-0-wiring.svg?334|MPS-8A8R-S highspeed-channel-0 connector guide}} | | High-speed counter / Encoder channel 1 | SDA(A), SCL(B) | 1 channel | {{:en-us_products:mps-8a8r-s-highspeed-channel-1-wiring.svg?334|MPS-8A8R-S highspeed-channel-1 connector guide}} | PWM0~PWM2 share timer 1, and PWM3~PWM5 share timer 2. Set the same frequency and WIDTH within the same timer group. ===== Communication and Upload ===== ^ Function ^ Terminals / Cables ^ Usage ^ Connector / Wiring example ^ | Program download | MP Download Cable | MP STUDIO download / monitoring | {{:en-us_products:mps-8a8r-s-communication-wiring.svg?780|MPS-8A8R-S communication connector guide}} | | RS-485 | 485+, 485-, +5V, GND | Modbus RTU Slave, LS Industrial Systems Cnet(XGK) Slave, IBUS Master·Slave | ::: | | I²C communication | SDA, SCL | I²C Master | ::: | | FND / ENCO connector | CLK(A), DIO(B) | Display device or high-speed input channel 0 | ::: | | Power terminals | P24, N24 | DC 12–24V input | ::: | ===== Basic I/O example ===== 0000 [ P0:Run button ]────────────────( P32:Relay ) [[:en-us_products:mps|← Back to MPS Series comparison]]