Nchịkọta
CPU nwere ebe nchekwa ihe omume buru ibu na nnukwu usoro maka iji ngwaọrụ injinịa SIMATIC nhọrọ
Ike nhazi dị elu na ọnụọgụ ọnụọgụ abụọ na floating-point rithmetic
Ejiri ya dị ka onye na-ahụ maka etiti na ahịrị mmepụta na etiti na nkesa I/O
PROFIBUS DP master/ohu interface
Maka mgbasawanye I/O zuru oke
Maka ịhazi usoro I/O kesara
Ọnọdụ isochronous na PROFIBUS
SIMATIC Micro Kaadị ebe nchekwa achọrọ maka ịrụ ọrụ CPU.
Ngwa
CPU 315-2 DP bụ CPU nwere nnukwu ebe nchekwa mmemme yana PROFIBUS DP master/ohu interface. A na-eji ya na osisi nwere ihe nrụpụta akpaaka kesara na mgbakwunye na I/O nke etiti.
A na-ejikarị ya dị ka ọkọlọtọ-PROFIBUS DP master na SIMATIC S7-300. Enwere ike iji CPU dị ka ọgụgụ isi kesasịrị ( DP ohu).
N'ihi nnukwu nhazi ha, ha dị mma maka iji ngwaọrụ injinịa SIMATIC, dịka:
Mmemme na SCL
Machining step programming na S7-GRAPH
Ọzọkwa, CPU bụ ikpo okwu dị mma maka ọrụ nka na-arụ ngwa ngwa dị mfe, dịka:
Njikwa ngagharị na Mfe Motion Control
Ịdozi ọrụ nchịkwa mechiri emechi site na iji STEP 7 blocks ma ọ bụ sọftụwia njikwa oge PID ọkọlọtọ / modular
Enwere ike nweta nyocha usoro emelitere site na iji SIMATIC S7-PDIAG.
Nhazi
CPU 315-2 DP nwere ihe ndị a:
Microprocessor;
Ihe nhazi ahụ na-enweta oge nhazi nke ihe dịka 50 ns kwa ntụziaka ọnụọgụ abụọ yana 0.45 µs kwa ọrụ na-ese n'elu mmiri.
256 KB ebe nchekwa ọrụ (dakọtara ihe dị ka ntụziaka 85 K);
nnukwu ebe nchekwa ọrụ maka ngalaba mmemme metụtara ogbugbu na-enye ohere zuru oke maka mmemme onye ọrụ. SIMATIC Micro Memory Cards (8 MB max.) Dị ka ibu ebe nchekwa maka mmemme na-ekwe ka a na-echekwa ọrụ ahụ na CPU (zuru ezu na akara na nkọwa) ma nwee ike iji ya maka nchekwa data na nhazi nhazi.
Ike mgbasawanye na-agbanwe agbanwe;
max. 32 modul (nhazi nke ọkwa anọ)
MPI multi-point interface;
interface MPI agbakwunyere nwere ike ịmepụta njikọ dị ka 16 n'otu oge na S7-300/400 ma ọ bụ njikọ na ngwaọrụ mmemme, PC, OPs. N'ime njikọ ndị a, a na-edobe otu maka ngwaọrụ mmemme yana ọzọ maka OPs. MPI na-eme ka o kwe omume ịtọlite netwọọdụ dị mfe nke nwere oke CPU 16 site na "nkwukọrịta data zuru ụwa ọnụ".
PROFIBUS DP interface:
CPU 315-2 DP nwere PROFIBUS DP master / ohu interface na-enye ohere nhazi akpaaka kesara na-enye nnukwu ọsọ na ịdị mfe iji. Site n'echiche onye ọrụ, a na-emeso I / O nke kesara otu ihe ahụ dị ka Central I / Os (nhazi yiri ya, adreesị na mmemme).
A na-akwado ọkọlọtọ PROFIBUS DP V1 n'uju. Nke a na-akwalite nyocha na ike parameterization nke ndị ohu ọkọlọtọ DP V1.
Ọrụ
Nchedo okwuntughe;
echiche okwuntughe na-echebe mmemme onye ọrụ site na ịnweta enweghị ikike.
Mgbochi nzuzo;
Enwere ike ịchekwa ọrụ (FCs) na ngọngọ ọrụ (FBs) na CPU n'ụdị ezoro ezo site na S7-Block Privacy iji kpuchido ịma-otu nke ngwa ahụ.
Ihe nchekwa nchọpụta;
A na-echekwa njehie 500 ikpeazụ na ihe nkwụsịtụ n'ime ihe nchekwa maka nchọpụta nchọpụta, nke 100 na-echekwa na-ejigide.
Ndabere data na-enweghị nlekọta;
CPU na-echekwa data niile na-akpaghị aka (ruo 128 KB) ma ọ bụrụ na ike dara ka data ahụ dị ọzọ na-agbanweghị mgbe ike lọghachiri.