Shenzhen Wisdomlong Technology CO.,LTD
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Product Information
| Controller Type | Single slot CPU module with embedded Ethernet Interface |
| Processor | |
| Processor Speed | 133 MHz |
| Processor Type | AMD SC520 |
| Execution Time (Boolean Operation) | 0.15 msec per Boolean instruction |
| Type of Memory Storage | RAM and Flash |
| Memory | |
| User Memory (total) | 240KB (245,760) Bytes |
| Note: Actual size of available user program memory depends on the amounts configured for %R, %AI, and %AQ word memory types. | |
| Discrete Input Points - %I | 2,048 (fixed) |
| Discrete Output Points - %Q | 2,048 (fixed) |
| Discrete Global Memory - %G | 1,280 bits (fixed) |
| Internal Coils - %M | 4,096 bits (fixed) |
| Output (Temporary) Coils - %T | 256 bits (fixed) |
| System Status References - %S | 128 bits (%S, %SA, %SB, %SC - 32 bits each) (fixed) |
| Register Memory - %R | Configurable 128 to 32,640 words |
| Analog Inputs - %AI | Configurable 128 to 32,640 words |
| Analog Outputs - %AQ | Configurable 128 to 32,640 words |
| System Registers - %SR | 28 words (fixed) |
| Timers/Counters | >2,000 (depends on available user memory) |
| Hardware Support | |
| Battery Backed Clock | Yes |
| Battery Back Up (Number of months with no power) | 1.2 months for internal battery (installed in the power supply) 15 months with external battery (IC693ACC302) |
| Load Required from Power Supply | 7.4 watts of 5VDC. High Capacity power supply required. |
| Hand Held Programmer | CPU374 does not support Hand Held Programmer |
| Program Store Devices supported | PLC Program Download Device (PPDD) and EZ Program Store Device |
| Total Baseplates per System | 8 (CPU baseplate + 7 expansion and/or remote) |
| Software Support | |
| Interrupt Support | Supports the periodic subroutine feature. |
| Communications and Programmable Coprocessor Compatibility | Yes |
| Override | Yes |
| Floating Point Math | Yes, hardware floating point math |
| Communications Support | |
| Built-in Serial Ports | No serial ports on CPU374. Supports RS-485 port on power supply. |
| Protocol Support | SNP and SNPX on power supply RS-485 port |
| Built-in Ethernet Communications | Ethernet (built-in) – 10/100 base-T/TX Ethernet Switch |
| Number of Ethernet Ports | Two, both are 10/100baseT/TX ports with auto sensing. RJ-45 connection |
| Number of IP Addresses | One |
| Protocols | SRTP and Ethernet Global Data (EGD) and channels (producer and consumer); Modbus/TCP Client/Server |
| EGD Class II Functionality (EGD Commands) | Supports acknowledged singe command transfers (sometimes referred to as “datagrams”) and Reliable Data Service (RDS – a delivery mechanism to make sure a command message gets through once and only once). |
| SRTP Channels | Up to 16 SRTP Channels Up to 36 SRTP/TCP connections total, consisting of up to 20 SRTP Server connections and up to 16 Client Channels. |
