MIPS 4 MB FLASH-EPROM EEPROM，serial， 16 Kbit o Ram 8 MB (with error check and correction function, abb patent) 16 K internal cache (CPU cache RAM) Ram backup battery (matchdog, optional redundancy) Equipment internal temperature monitoring Watchdog I/0 sweeping cycle: configurable. Time required to process 1000 IL (instructions): < 1.0 ms (processing binary and 16…
configuration and PS The user program is downloaded to the PS CPU through diginets and the first network card. After the field bus interface card is newly installed or replaced, the required group The status information will be automatically reloaded. The configuration results and real-time process data are stored in RAM, and ram is installed…
controller 1:1 redundancy, and undisturbed switching between master and slave PS. Two on each PS Ethernet network card, the second network card is used to connect the system network diginets), and the second network cards can be interconnected with each other to form a special Redundant communication link (diginetr) to ensure information synchronization between master…
(AC800F) consists of the following components: Basic unit pm802f Power supply sa801f/sd802f o Ethernet network card ei801f/ei802f/ei803f o Fieldbus interface card fi810f/fi820f/fi830f Various accessories The main components of the field controller PS are described below. Basic unit pm802f The basic unit pm802f is composed of a metal rack and a CPU motherboard. It periodically scans…
operating parameters c Complete self diagnosis Compact and rugged design Front panel wiring DIN rail (U-shaped) mounting well can be directly installed on the wall, which is simple and convenient o Allowable operating ambient temperature 60 C, automatic temperature monitoring o EMC (electromagnetic compatibility) conforms to en50082 standard mouth Certification: CE, Namur, CSA, csa-nrtl,…
has the following features: o Flexible: it supports all international standard open fieldbus and can be mixed 4 high-speed fieldbuses can be connected at the same time (max. 12 MBD) Simple project: only use the same tool CBF (control build f) software for configuration, debugging and diagnosis mouth Access to all information from the site,…
Tcp/ip protocol communication interface Modbus protocol communication interface 1ec870-5 protocol communication interface (telecontrol) 4.2 field controller PS Industrial ial “field controller PS is a special process control station, which is embedded with a fieldbus communication interface for users to use Fieldbus technology provides a very flexible choice. Each PS is allowed to insert 4 fieldbus…
ultra long distance communication with the help of public telephone network (dial-up mode) or satellite. PLC and other subsystems communicate with industrial “system through Modbus protocol interface. The system also supports iec870-5 over control coordination Discussion. The flash EPROM inside PS provides more than 220 function modules (control algorithm subroutines), in addition to the…
PROFIBUS is the most widely used open fieldbus international standard in the world, which is divided into FMS, DP and pa Level III, DP communication rate can be up to 12MB. PROFIBUS is used to connect distributed i/0 stations, field bus instruments and other intelligent devices. The communication among process station, operator station and engineer…
standards Annals. Industrial “DCS system design purpose: the most economical engineering investment and the most powerful control function. Industria1 “five features of DCS system: 1、 The comprehensive control system integrates DCS & PLC & field bus; 2、 RISC superscalar high-speed CPU with super performance; 3. High reliability, strict industrial application practice, and application performance of…