Main Information

• Product Series: Modicon M221
• Product Type: Programmable Logic Controller
• Rated Supply Voltage [Us]: 100...240 V AC
• Number of Discrete Inputs: 14 discrete inputs, conforming to IEC 61131-2 Type 1
• Number of Analog Inputs: 2 on 0...10 V
• Solid-State Output Type: Normally open relay
• Number of Discrete Outputs: 10 relays
• Discrete Output Voltage:
  • 5...125 V DC
  • 5...250 V AC
• Discrete Output Current: 2 A

Supplementary Information

• Discrete I/O Count: 24
• Number of I/O Expansion Modules:
  • 7 (local I/O system)
  • 14 (remote I/O system)
• Supply Voltage Range: 85…264 V
• Mains Frequency: 50/60 Hz
• Instantaneous Peak Current: 40 A
• Maximum Power Consumption in VA:
  • 55 VA at 100...240 V (with maximum number of I/O expansion modules)
  • 32 VA at 100...240 V (without I/O expansion modules)
• Power Supply Output Current:
  • 0.52 A at 5 V for expansion bus
  • 0.16 A at 24 V for expansion bus
• Discrete Input Logic: Sink or source (positive/negative)
• Discrete Input Voltage: 24 V
• Discrete Input Voltage Type: DC
• Analog Input Resolution: 10 bits
• LSB Value: 10 mV
• Conversion Time: 1 ms per channel + 1 controller cycle time for analog inputs
• Allowable Overload at Inputs:
  • ±30 V DC for 5 minutes (maximum) for analog inputs
  • ±13 V DC (constant) for analog inputs
• Voltage State 1 Guarantee: ≥15 V for inputs
• Voltage State 0 Guarantee: ≤5 V for inputs
• Discrete Input Current:
  • 7 mA for discrete inputs
  • 5 mA for fast inputs
• Input Impedance:
  • 3.4 kOhm for discrete inputs
  • 100 kOhm for analog inputs
  • 4.9 kOhm for fast inputs
• Response Time:
  • 35 µs off, terminals I2...I5 for inputs
  • 10 ms on for outputs
  • 10 ms off for outputs
  • 5 µs on, terminals I0, I1, I6, I7 for fast inputs
  • 35 µs on, other terminals for inputs
  • 5 µs off, terminals I0, I1, I6, I7 for fast inputs
  • 100 µs off, other terminals for inputs
• Configurable Filter Time:
  • 0 ms for inputs
  • 3 ms for inputs
  • 12 ms for inputs
• Output Voltage Limit:
  • 125 V DC
  • 277 V AC
• Connection Type - Terminal Connection:
  • 4 A on COM 2
  • 7 A on COM 0
  • 7 A on COM 1
• Absolute Accuracy Error: ±1% full scale for analog inputs
• Electrical Life:
  • 100,000 operations AC-12, 120 V, 240 VA, resistive (load)
  • 100,000 operations AC-12, 240 V, 480 VA, resistive (load)
  • 300,000 operations AC-12, 120 V, 80 VA, resistive (load)
  • 300,000 operations AC-12, 240 V, 160 VA, resistive (load)
  • 100,000 operations AC-15, cos phi = 0.35, 120 V, 60 VA, inductive load
  • 100,000 operations AC-15, cos phi = 0.35, 240 V, 120 VA, inductive load
  • 300,000 operations AC-15, cos phi = 0.35, 120 V, 18 VA, inductive load
  • 300,000 operations AC-15, cos phi = 0.35, 240 V, 36 VA, inductive load
  • 100,000 operations AC-14, cos phi = 0.7, 120 V, 120 VA, inductive load
  • 100,000 operations AC-14, cos phi = 0.7, 240 V, 240 VA, inductive load
  • 300,000 operations AC-14, cos phi = 0.7, 120 V, 36 VA, inductive load
  • 300,000 operations AC-14, cos phi = 0.7, 240 V, 72 VA, inductive load
  • 100,000 operations DC-12, 24 V, 48 W, resistive (load)
  • 300,000 operations DC-12, 24 V, 16 W, resistive (load)
  • 100,000 operations DC-13, 24 V, 24 W, inductive (L/R = 7 ms)
  • 300,000 operations DC-13, 24 V, 7.2 W, inductive (L/R = 7 ms)
• Switching Frequency: 20 switching operations/minute with maximum load
• Mechanical Life: 20,000,000 operations for relay outputs
• Minimum Load: 1 mA at 5 V DC for relay outputs
• Protection Type: No protection at 5 A
• Reset Time: 1 s
• Storage Capacity:
  • 256 kB for user data, device RAM, and 10,000 instructions
  • 256 kB for internal variable RAM
• Data Backup: 256 kB built-in flash card for application and data backup
• Data Storage Device: 2 GB SD card (optional)
• Battery Type: BR2032 or CR2032X non-rechargeable lithium battery
• Cumulative Operating Time: 1 year at 25 °C (with power interruption)
• Execution Time for 1K Instructions:
  • 0.3 ms for event and periodic tasks
  • 0.2 µs
• Execution Time per Task: 60 µs response time
• Maximum Target Area Size:
  • 255 %C counters
  • 8000 %MW memory words
  • 512 %M memory bits
  • 512 %KW continuous words
  • 255 %TM timers
• Real-Time Clock: Available
• Clock Error: ≤30 s/month at 25 °C
• Regulation Loops: Adjustable PID regulators, up to 14 synchronous cycles
• Number of Calculation Inputs: 4 fast inputs (high-speed counting mode) at 100 kHz 32-bit
• Counter Function:
  • A/B
  • Single-phase
  • Pulse/direction
• Integrated Connection Types:
  • USB port with mini B USB 2.0 connector
  • Non-isolated serial link Serial 1 with RJ45 connector and RS485 interface
  • Non-isolated serial link Serial 2 with RJ45 connector and RS232/RS485 interface
• Power Supply: (Continuous) Serial link power supply: 5 V, <200 mA
• Transmission Rate:
  • 1.2...115.2 kbit/s (default 115.2 kbit/s) for bus length...15 m for RS485
  • 1.2...115.2 kbit/s (default 115.2 kbit/s) for bus length...3 m for RS232
  • 480 Mbit/s for USB
• Communication Protocol:
  • USB port: USB protocol - SoMachine-Network
  • Non-isolated serial link: Serial Modbus protocol master/slave - RTU/ASCII or SoMachine-Network
• Local Signal Indication:
  • 1 LED (green) for PWR
  • 1 LED (green) for RUN
  • 1 LED (red) for module error (ERR)
  • 1 LED (green) for accessible SD card (SD)
  • 1 LED (red) for BAT
  • 1 LED (green) for SL1
  • 1 LED (green) for SL2
  • 1 LED (green) per channel for I/O status
• Electrical Connection:
  • Detachable screw terminals for inputs
  • Detachable screw terminals for outputs
  • Terminal block, 3 terminals for connecting 24 V DC power supply
  • Connector, 4 terminals for analog inputs
  • Mini B USB 2.0 connector for a programming terminal
• Maximum Cable Distance Between Devices:
  • Shielded cable: <10 m for fast inputs
  • Unshielded cable: <30 m for outputs
  • Unshielded cable: <30 m for digital signal inputs
  • Unshielded cable: <1 m for analog inputs
• Isolation:
  • Between input and internal logic: 500 V AC
  • Non-insulated between analog inputs and internal logic
  • Non-insulated between similar inputs
  • Between supply and ground: 1500 V AC
  • Between sensor power supply and ground: 500 V AC
  • Between input and ground: 500 V AC
  • Between output and ground: 1500 V AC
  • Between power supply and internal logic: 2300 V AC
  • Between sensor power supply and internal logic: 500 V AC
  • Between output and internal logic: 2300 V AC
  • Between Ethernet terminal and internal logic: 500 V AC
  • Between supply and sensor power supply: 2300 V AC
• Marking: CE
• Sensor Power Supply: 24 V DC at 250 mA supplied by the controller
• Mounting Method:
  • DIN rail mounting, type TH35-15 conforming to IEC 60715
  • DIN rail mounting, type TH35-7.5 conforming to IEC 60715
  • Panel or panel with mounting kit
• Dimensions:
  • Height: 90 mm
  • Depth: 70 mm
  • Width: 110 mm
• Net Weight: 0.395 kg

Environment

• Conforming Standards:
  • IEC 61131-2
  • UL 508
  • CAN/CSA C22.2 No. 213
  • IACS E10
  • ANSI/ISA 12-12-01
• Product Certifications:
  • LR
  • ABS
  • DNV-GL
  • RCM
  • cULus
  • EAC
  • CE
  • UKCA
  • cULus HazLoc
• Environmental Characteristics: General and hazardous locations
• Anti-Static Discharge:
  • 8 kV in air conforming to IEC 61000-4-2
  • 4 kV contact conforming to IEC 61000-4-2
• Anti-Electromagnetic Field:
  • 10 V/m 80 MHz...1 GHz conforming to IEC 61000-4-3
  • 3 V/m 1.4 GHz-2 GHz conforming to IEC 61000-4-3
  • 1 V/m 2...2.7 GHz conforming to IEC 61000-4-3
• Magnetic Field Withstand: 30 A/m 50/60 Hz conforming to IEC 61000-4-8
• Transient Pulse Immunity:
  • 2 kV conforming to IEC 61000-4-4 (power line)
  • 2 kV conforming to IEC 61000-4-4 (relay output)
  • 1 kV conforming to IEC 61000-4-4 (I/O)
  • 1 kV conforming to IEC 61000-4-4 (Ethernet cable)
  • 1 kV conforming to IEC 61000-4-4 (serial link)
• Surge Withstand:
  • 2 kV power line (AC) common mode conforming to IEC 61000-4-5
  • 2 kV relay output common mode conforming to IEC 61000-4-5
  • 1 kV I/O common mode conforming to IEC 61000-4-5
  • 1 kV shielded cable common mode conforming to IEC 61000-4-5
  • 0.5 kV power line (DC) differential mode conforming to IEC 61000-4-5
  • 1 kV power line (AC) differential mode conforming to IEC 61000-4-5
  • 1 kV relay output differential mode conforming to IEC 61000-4-5
  • 0.5 kV power line (DC) common mode conforming to IEC 61000-4-5
• Conducted Interference Resistance:
  • 10 V 0.15...80 MHz conforming to IEC 61000-4-6
  • 3 V 0.1...80 MHz conforming to marine specifications (LR, ABS, DNV, GL)
  • 10 V calibration frequency (2, 3, 4, 6.2, 8.2, 12.6, 16.5, 18.8, 22, 25 MHz) conforming to marine specifications (LR, ABS, DNV, GL)
• Electromagnetic Emission:
  • Conducted emission - test level: 79 dBμV/m QP/66 dBμV/m AV (power line (AC)) at 0.15…0.5 MHz conforming to IEC 55011
  • Conducted emission - test level: 73 dBμV/m QP/60 dBμV/m AV (power line (AC)) at 0.5…300 MHz conforming to IEC 55011
  • Conducted emission - test level: 120...69 dBµV/m QP (power line) at 10…150 kHz conforming to IEC 55011
  • Conducted emission - test level: 63 dBμV/m QP (power line) at 1.5…30 MHz conforming to IEC 55011
  • Radiated emission - test level: 40 dBμV/m QP Class A (10 m) at 30…230 MHz conforming to IEC 55011
  • Conducted emission - test level: 79...63 dBμV/m QP (power line) at 150…1500 kHz conforming to IEC 55011
  • Radiated emission - test level: 47 dBμV/m QP Class A (10 m) at 200…1000 MHz conforming to IEC 55011
• Transient Power Interruption Immunity: 10 ms
• Ambient Temperature:
  • -10…55 °C (vertical mounting)
  • -10…35 °C (vertical mounting)
• Storage Ambient Temperature: -25…70 °C
• Relative Humidity:
  • 10…95%, non-condensing (in operation)
  • 10…95%, non-condensing (during storage)
• IP Protection Rating: IP20 with protective cover in place
• Pollution Degree: ≤2
• Operating Altitude: 0...2000 m
• Storage Altitude: 0…3000 m
• Vibration Resistance:
  • 3.5 mm at 5…8.4 Hz on uniform rail
  • 3.5 mm at 5…8.4 Hz on panel mounting
  • 1 gn at 8.4…150 Hz on uniform rail
  • 1 gn at 8.4…150 Hz on panel mounting
• Shock Resistance: 98 m/s² for 11