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GM7 & GM7U

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Features

GM7
  • High function and high performance with dedicated MPU chip
    • IEC 61131-3
  • GLOFA-GM Network
    • Fnet, Rnet as master module
    • DeviceNet, Profibus-DP as slave module
  • Various built-in functions
    • High speed counter 1 point (1-phase 16kHz, 2-phase 8kHz
    • Pulse output 1 point (2kHz only available in Tr-output module)
    • PID loop with autotuning
    • Pulse catch 8 points (pulse catch: Min. 0.2ms)
    • Input filter (Noise reduction)
    • interrupt point: 8 points (Task program execution by external interrupt input)
    • RS-232C interface 1 channel (Built-in Cnet):dedicated, User-defined, Modbus protocol

Specification

Specifications
ItemSpecificationsRemark
Operation methodCyclic execution of stored program, Time-driven operation, Internal task operation
I/O control methodScan synchronized batch processing method (Refresh method)Immediate input/output is
available by ‘Direct I/O’ function
Program languageIL (Instruction list) / LD (ladder diagram) / SFC (Sequential function chart)
Number of InstructionsOperatorLD: 13, IL: 20
Standard function194
Standard function block12
Special function blockEach special module has its own special function block
Processing speedOperator0.5㎲ / instruction
Standard function/function block0.5㎲ / step
Programming memory capacity68KBuilt-in flash memory (128K)
I/O pointsFrom 10 to 80 points (according to modules)
Data MemoryDirect variable area (DVA)2~8KSetting in GMWIN
Symbolic variable area (SVA)32K – Direct variable area
TimerNo limitation. Time range: 0.001~4294967.295 sec (1193 hours)20 bytes per 1 timer in SVA
CounterNo limitation. Count range: -32768~327678 bytes per 1 counter in SVA
Operation modeRUN, STOP, PAUSE, DEBUG
Data retention at power failureSet to ‘Retain’ at data declaration
Number of program blocks100
Program typeTaskScan100 – (Number of program blocks in task)
Time-driven88 in total
Externa8
Internal8
Initialization1 (_INIT)
Self-diagnostic functionWatchdog timer, Memory error, I/O error, etc
Restart modeCold, Warm
Built-in functionPID controlControl by function block, Autotuning, Forward/Reverse operation, Manual output, Operation scan time setting
Cnet interfaceDedicated, Modbus, User-defined protocol
HSCCounting speed1-phase 16kHz, 2-phase 8kHz
Counting method1-phase up/down counter (up/down: selection by program)
1-phase up/down counter (up/down: selection by B-phase)
2-phase up/down counter (up/down: Automatic selection by phase difference)
Multiplication1, 2 or 4
Task program runningTask program running when the current value of HSC reaches the setting value
Pulse catchMin. pulse width: 2ms, Maximum 8 points available to use
Pulse output2kHz, 1Ch
External interrupt Input8 points
Input filter function0~15ms (Setting by 1ms)

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