BỘ LẬP TRÌNH PLC CPU K308-40AT/ K308-40AR VÀ K308-40AX
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THÔNG SỐ KỸ THUẬT
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Performance Indexes
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CPU308
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K308-40AT
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K308-40AR
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K308-40AX
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CPU
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16-bit industrial
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Execution Speed
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Typical Bool instruction time: <0.5μS
Word operation time: <48μS
Arithmetic operation time for integers: <65μS
Arithmetic operation time for floating points: <150μS
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DI Points
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24XDC24V
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DO Points
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16XDC24V
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16Xrelay
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8XDC24V+12Xrelay
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User Program Memory
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FRAM, 32KB/about 4,000 steps
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Program Backup
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Permanent storage, without the need of battery
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Memory Area
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Variable storage area (V area): 4KB
System storage area (SM area): 300 bytes
Internal storage area (M area): 32 bytes
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Data Retention Characteristic
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Configure with the programming software: V area, C (counter) area
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Retention Mode and Period
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Adopt super capacitors and support a retention period of not less than 144 hours upon power failure under normal temperature.
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Data Backup Characteristic
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Perform backup operations VB3648~VB3902 according to user instructions, 255 bytes in total
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Backup Mode and Time
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FRAM, 255 bytes in total (writing operation for 10 billion times), permanent backup
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Floating Points
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Supported; the whole V area can be used for floating points
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Programming Language Supported
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Ladder Drawing (LD), Instruction List (IL)
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Instruction Set
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Basic instructions: 114; expansion instructions: 420
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Password Protection
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Yes
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Max. I/O
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Digital data: 280 in total (256 DI and 256 DO respectively);
Analog data: 60 in total (32 AI and 32 AO respectively)
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Counter
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256
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Operation Mode of Counter
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Addition, subtraction
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Counter Range
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-32768~32767
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Counting Value Retention Function
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Yes
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Timer
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256
1 ms time base: 4
10 ms time base: 16
100 ms time base: 236
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High-speed Counter
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6 high-speed counters
where, single-phase counters: 6, with a maximum frequency of 30 KHz
where, dual-phase counters: 4, with a maximum frequency of 20 KHz
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Pulse Output
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2, PTO (Pulse Train Output)/PWM (Pulse Width Modulation output);
Maximum output frequency: 20 KHz
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Analog Potentiometer
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2, 10-bit resolution, values corresponding to internal registers
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Interruption Function
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Timing interruption: 2, 1ms resolution;
Timer interruption: T2/T3, 1ms resolution;
Edge interruption: 4, rising edge or falling edge optional;
High-speed interruption, communication interruption
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Real-time Clock
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Yes, with an error not greater than 2 minutes/month under a temperature of 25°C
The user can use the software to set/read: year, month, day, hour, minute, second, week. Standby batteries are used to supply power for the real-time clock upon power failure. Under normal temperature, the retention period of the real-time clock upon power failure is not less than 180 days.
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Number of Connectable Expansion Modules
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15; regardless of types
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COM Port
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2, RS232 or RS485;
Supported working modes: Programming, Modbus-RTU (master/slave), Free protocol
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Equipment Connected with COM Port
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RS232/RS485: PC (for programming), third-party HMI panel, third-party serial communication equipment (for example, instruments, bar code reader, etc.)
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Input Power Supply
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AC85~265V
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Sensor Load Power Supply
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DC24V, max. 500 mA
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Dimensions (L*W*H)
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200X114X70mm
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