1 Modbus Plus1 Modbus1 USB1 optic fibre Hot Standby
Checks
Hot standbyProcess control
Memory description
Expandable 7168 kB - program with PCMCIA cardExpandable 8 MB - file storage with PCMCIA cardInternal RAM 512 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 -
for Ethernet activity (COM) 1 LED (green) for Ethernet collision 1 LED (red)
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
Product Certifications
GOSTCEMisc (Marine)CSAUL
Standards
HazLoc
Unity Hot Standby Processor with Multimode Ethernet - 512 kB - 266 MHz | INDSLT