{"product_id":"tm221c16r-modicon-m221-logic-controller-16-i-o-relay-schneider","title":"TM221C16R Modicon M221 Logic Controller 16 I\/O Relay Schneider","description":"\u003ch2\u003e\u003cstrong\u003eTM221C16R Modicon M221 Logic Controller – 16 I\/O, 7 Relay Outputs, 100–240 V AC\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Schneider Electric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003eTM221C16R\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Modicon M221\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscrete I\/O number:\u003c\/strong\u003e 16 (9 discrete inputs + 7 relay outputs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalogue inputs:\u003c\/strong\u003e 2 channels, 0–10 V range, 10-bit resolution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply voltage:\u003c\/strong\u003e 100–240 V AC, 50\/60 Hz, 85–264 V limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscrete output type:\u003c\/strong\u003e Relay normally open, 2 A per output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput voltage:\u003c\/strong\u003e 5–125 V DC \/ 5–250 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput voltage:\u003c\/strong\u003e 24 V DC, sink or source logic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast inputs:\u003c\/strong\u003e 4 HSC inputs up to 100 kHz, 32-bit counting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e 256 kB user application RAM, 256 kB internal variables\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackup:\u003c\/strong\u003e 256 kB flash memory, optional 2 GB SD card\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time clock:\u003c\/strong\u003e Built-in, drift ≤ 30 s\/month at 25 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePID control:\u003c\/strong\u003e Up to 14 simultaneous loops\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e USB mini-B, RS485, RS232\/RS485 serial links\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e Modbus RTU\/ASCII master\/slave, SoMachine-Network\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance and Accuracy Details\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalogue resolution:\u003c\/strong\u003e 10 bits, LSB value 10 mV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConversion time:\u003c\/strong\u003e 1 ms per channel plus one controller cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsolute accuracy error:\u003c\/strong\u003e ±1 % of full scale for analogue inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput response time:\u003c\/strong\u003e 5 µs turn-on for fast inputs I0, I1, I6, I7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput response time:\u003c\/strong\u003e 10 ms turn-on and turn-off for relay outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurable filtering:\u003c\/strong\u003e 0 ms, 3 ms, or 12 ms input filtering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCounting frequency:\u003c\/strong\u003e 100 kHz for fast input HSC mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExecution time:\u003c\/strong\u003e 0.2 µs per Boolean instruction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExecution time per K instruction:\u003c\/strong\u003e 0.3 ms for event and periodic tasks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eElectrical and Mechanical Durability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical durability:\u003c\/strong\u003e ≥ 20,000,000 cycles for relay output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical durability:\u003c\/strong\u003e 100,000 cycles for inductive AC-15 at 240 V \/ 120 VA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitching frequency:\u003c\/strong\u003e 20 operations per minute at maximum load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum load:\u003c\/strong\u003e 1 mA at 5 V DC for relay output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation:\u003c\/strong\u003e 2300 V AC between output and internal logic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation:\u003c\/strong\u003e 500 V AC between input and internal logic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation:\u003c\/strong\u003e 1500 V AC between supply and ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor power supply:\u003c\/strong\u003e 24 V DC at 250 mA from the controller\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental Resistance and Immunity\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e -10 to 55 °C horizontal, -10 to 35 °C vertical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage temperature:\u003c\/strong\u003e -25 to 70 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative humidity:\u003c\/strong\u003e 10–95 % without condensation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP degree:\u003c\/strong\u003e IP20 with protective cover in place\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePollution degree:\u003c\/strong\u003e ≤ 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating altitude:\u003c\/strong\u003e 0–2000 m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage altitude:\u003c\/strong\u003e 0–3000 m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic discharge:\u003c\/strong\u003e 4 kV contact, 8 kV air per EN\/IEC 61000-4-2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectromagnetic fields:\u003c\/strong\u003e 10 V\/m (80 MHz–1 GHz) per EN\/IEC 61000-4-3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast transients:\u003c\/strong\u003e 2 kV power lines, 2 kV relay output per EN\/IEC 61000-4-4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurge withstand:\u003c\/strong\u003e 2 kV power lines common mode per EN\/IEC 61000-4-5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConducted disturbances:\u003c\/strong\u003e 10 Vrms (0.15–80 MHz) per EN\/IEC 61000-4-6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration resistance:\u003c\/strong\u003e 3.5 mm (5–8.4 Hz), 1 gn (8.4–150 Hz)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock resistance:\u003c\/strong\u003e 98 m\/s², 11 ms wave duration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the controller on a TH35-15 or TH35-7.5 top hat rail per IEC 60715.\u003c\/li\u003e\n\u003cli\u003eYou can also use a plate or panel with the supplied fixing kit.\u003c\/li\u003e\n\u003cli\u003eConnect the 24 V DC power supply to the 3-terminal block.\u003c\/li\u003e\n\u003cli\u003eUse the 4-terminal connector for analogue inputs.\u003c\/li\u003e\n\u003cli\u003eWire inputs and outputs to the removable screw terminal blocks.\u003c\/li\u003e\n\u003cli\u003eKeep shielded cable for fast inputs within 10 m.\u003c\/li\u003e\n\u003cli\u003eKeep unshielded cable for outputs and digital inputs within 30 m.\u003c\/li\u003e\n\u003cli\u003eKeep unshielded cable for analogue inputs within 1 m.\u003c\/li\u003e\n\u003cli\u003eRespect the 2300 V AC insulation between output and internal logic.\u003c\/li\u003e\n\u003cli\u003eAllow free airflow around the controller for proper cooling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackage List\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × \u003cstrong\u003eTM221C16R\u003c\/strong\u003e logic controller\u003c\/li\u003e\n\u003cli\u003e1 × 3-terminal power supply connector\u003c\/li\u003e\n\u003cli\u003e1 × 4-terminal analogue input connector\u003c\/li\u003e\n\u003cli\u003e1 × removable screw terminal block for inputs\u003c\/li\u003e\n\u003cli\u003e1 × removable screw terminal block for outputs\u003c\/li\u003e\n\u003cli\u003e1 × fixing kit for panel mounting\u003c\/li\u003e\n\u003cli\u003e1 × quick start guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping and Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWe ship with FedEx, UPS, and DHL to most global destinations.\u003c\/li\u003e\n\u003cli\u003eWe dispatch in-stock items within 5 days after order confirmation.\u003c\/li\u003e\n\u003cli\u003eWe offer a 30-day return window for eligible orders.\u003c\/li\u003e\n\u003cli\u003eAll units are brand new and original.\u003c\/li\u003e\n\u003cli\u003eContact us for volume pricing or technical selection help.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is the TM221C16R brand new and original?\u003c\/strong\u003e\u003cbr\u003eA: Yes, every unit is brand new and original.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Do you have the TM221C16R in stock?\u003c\/strong\u003e\u003cbr\u003eA: Yes, we keep stock for this model and ship within 5 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What shipping methods do you use?\u003c\/strong\u003e\u003cbr\u003eA: We use FedEx, UPS, and DHL for international delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Can I return the controller if it does not fit?\u003c\/strong\u003e\u003cbr\u003eA: Yes, we support returns within 30 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How many relay outputs does this controller provide?\u003c\/strong\u003e\u003cbr\u003eA: It provides 7 relay outputs and 9 discrete inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the analogue input resolution?\u003c\/strong\u003e\u003cbr\u003eA: The analogue inputs offer 10-bit resolution with 10 mV LSB.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What supply voltage does the TM221C16R accept?\u003c\/strong\u003e\u003cbr\u003eA: It accepts 100–240 V AC at 50\/60 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Can I expand the I\/O beyond 16 points?\u003c\/strong\u003e\u003cbr\u003eA: Yes, you can add up to 4 expansion modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the operating temperature range?\u003c\/strong\u003e\u003cbr\u003eA: It runs from -10 to 55 °C in horizontal installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does it support Modbus communication?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it supports Modbus RTU\/ASCII master and slave.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How many PID loops can it manage?\u003c\/strong\u003e\u003cbr\u003eA: It manages up to 14 simultaneous PID loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the maximum counting frequency?\u003c\/strong\u003e\u003cbr\u003eA: The fast input HSC mode reaches 100 kHz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e© 2026 NexAuto Technology Limited. All rights reserved.\u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.nex-auto.com\/\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e\u003cbr\u003ePhone: \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":50735542108418,"sku":"TM221C16R","price":215.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/TM221C16R.jpg?v=1791944244","url":"https:\/\/www.nex-auto.com\/products\/tm221c16r-modicon-m221-logic-controller-16-i-o-relay-schneider","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}