samfurin gabatarwa

ADM-2740 ne mai sauyawa mai keɓewa na lantarki wanda aka tsara don sadarwar sarrafa kansa ta masana'antu, wanda ke magance sauyawar siginar RS-232 zuwa siginar RS-485; Goyon bayan RS-232 zuwa 2 hanyoyin RS-485, RS-232 tashar da za a iya haɗuwa da babban tashar, 2 tashar da za a iya haɗuwa da RS-485 daga tashar da yawa.ADM-2740Goyon bayan watsa hannu gudun har zuwa 115.2Kbps, RS-485 dubawa gefen amfani da fasahar keɓewa ta lantarki, 600W walƙiya-walƙiya kariya kewayawa, samar da keɓewa ƙarfin lantarki na 1.5KV zai iya haɗaka walƙiya da kariya ta ESD yadda ya kamata.Yanayin aiki na RS-485 yana amfani da kewayoyin kewayawa don fahimtar shugabancin kwararar bayanai ta atomatik, kuma canzawa ta atomatik tana ba da damar sarrafa kewayoyin don magance matsalar jinkirin canzawa na RS-485. RS-485 dubawa watsa nesa ne mafi girma fiye da 1000 mita, aiki m. Ana amfani da shi sosai a cikin tsarin biyan kuɗi na manyan hanyoyi, tsarin kula da hanyoyi da tsarin tattara wutar lantarki, yana da kyakkyawan aiki da kyakkyawan farashi na kayayyakin canzawa na bayanai.

Ayyukan sigogi

1, dacewa da RS-232, RS-485 TIA / EIA ka'idodin

2, Aika da karɓar bayanai ta atomatik: RS-232 layi uku (TXD.RXD.GND) tsarin sadarwa

3. Shigar da dubawa: RS-232 dubawa (DB9 mahaifiyar), rarraba maza da kuma mahaifiyar serial tashar jirgin ruwa layi

4, fitarwa dubawa: 2 hanyoyin RS-485, tashar jiragen ruwa 1 (T / R1 +, T / R1 -), tashar jiragen ruwa 2 (T / R2 +, T / R2 -)

5, Sadarwa Rate: 300BPS-115.2KBPS

6, aiki wutar lantarki: DC9-48V, DC12V@150MA (MAX) (24V wutar lantarki mai haɗuwa)

7, Load ikon: Kowane hanyar RS-485 iya haɗa 32 daga na'urorin, biyu hanyoyi za a iya haɗa har zuwa 64 daga na'urorin

8, Sadarwa nesa: 1000m (1200BPS)

9, LED nuni: Power samar da, bayanai shugabanci nuni

10, hanyar aiki: Asynchronous rabin dual aiki (RS-485)

11, Optical keɓewa: keɓewa ƙarfin lantarki 1.5KVrms / 500VDC keɓewa,keɓewaDC / DC kayan aiki,RS-485 samar da 600W walƙiya surge, 15KV ESD kariya

12, wutar lantarki dubawa: RS-232 (DB9), RS-485 (masana'antu tashar tebur), wutar lantarki (masana'antu tashar tebur)

13, watsa labarai kafofin watsa labarai: twisted waya ko warware waya

14, Shigarwa hanya: 35mm DIN rail shigarwa

15, Tsarin girma: 103x72x27 (mm),tsawon x fadi x tsayi (mm)

16, amfani da muhalli: -20 ℃ zuwa 75 ℃, dangi zafi ne 5% zuwa 95%