Main Characteristic Value(s) Range of Product Modicon Quantum automation platform Product or Component Type Unity processor Complementary Characteristic Value(s) Mode of Transmission Multi mode Clock frequency 266 MHz Number of slots 2101646 Number of racks 2 - local Number of distributed I/O station 63 1 3 Modbus Plus Number of remote I/O station 31 - 2 S908 remote I/O31 - 2 ethernet Quantum remote I/O16 - 2 ethernet X80 remote I/O Discrete I/O number 31744 inputs, 31744 outputs - remote8000 inputs, 8000 outputs - distributed - per network Modbus PlusUnlimited (31 drops of 28 slots max) - ethernet remote I/O0 - local - forbidden in Hot Standby application Analogue I/O number 500 inputs, 500 outputs - distributed - per network Modbus PlusUnlimited (31 drops of 28 slots max) - ethernet remote I/O1984 inputs,1984 outputs - remote0 - local - forbidden in Hot Standby application Application specific I/O High-speed interrupt inputsSerial linkAccurate time stampingCounter Communication Service Ethernet router Number of optional modules 6 Ethernet, Modbus, Modbus Plus, Profibus DP, Sy/Max) Maximum number of connections 1 USB2 AS-Interface - distributed4 AS-Interface - remote6 Ethernet TCP/IP - local6 Modbus Plus - local6 Profibus DP - local1 Modbus RS232/485 Modbus/ASCII) Integrated connection type 1 Modbus Plus1 Modbus1 USB1 optic fibre Hot Standby Checks Process controlHot standby Memory description Expandable 7168 kB - program with PCMCIA cardExpandable 8 MB - file storage with PCMCIA cardInternal RAM 1024 kB - 512 kB for data Switch Function Key switch memory port on/off Application structure 1 periodic fast task - forbidden in Hot Standby application128 I/O interrupt tasks - forbidden in Hot Standby application128 interrupt tasks - forbidden in Hot Standby application32 timer interrupt tasks - forbidden in Hot Standby application4 auxiliary tasks - forbidden in Hot Standby application1 cyclic/periodic master task - Number of instructions per ms 10.28 Kinst/ms 100 % Boolean10.07 Kinst/ms 65 % Boolean and 35 % numerical System overhead 0.2 ms fast task1 ms master task Bus current requirement 2500 mA Local signalling 1 LED (green) for Ethernet activity (COM)1 LED (red) for Ethernet collision Electrical connection 1 female connector SUB-D 9 for connecting to the Modbus Plus network1 connector RJ45 for connecting Modbus bus1 connector MT-RJ (multimode fiber optic) for interconnecting primary and secondary PLCs up to 4 km
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