主营:专业经营代理国内外知名DCS\PLC系统...
发布时间:2016-08-02 01:38:38
P0960GC WP30
P0960GC WP30
P0960GC WP30
10、 常用的系统中采用什么现场总线?
目前常用的系统主要是SIEMENS 的S7和ABB的Freelance2000,其中使用的现场总线是PROFIBUS。
11、表述网络传输速度的单位是什么?
表述网络传输速度一般以波特率(Bps)为单位,其含义是每秒钟传输的二进制数的位数。不同的网络一般波特率不同,相同的网络采用不同的网络电缆也可以达到不同的特率。例如:PROFIBUS现场总线在以双绞线作为网络电缆时通讯速度为1.5KBps,采用光缆时可以12MBps。采用普通双绞线的以太网传输速度为10MBps,采用光缆时可以达到100MBps。另外,传输距离的长短会影响传输速度,一般来说,距离越长,速度越慢。
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Westinghouse DS-632 DS632 3200 Amp Amptector I-A LSIG
Westinghouse DS-632 DS632 3200 Amp Amptector IA LSIG
Westinghouse DS-632 DS632 3200Amp Amptector I - A LSIG
Westinghouse DS-632 DS632 3200A Amptector I - A LSIG
GE AKR-6D-30H 800 A Amp Air Breaker Versa Trip LSG 635V
Square D Altistart 46 ATS46***8N Soft Start 350 HP ATS46
Klockner-Moelle?r NZM12-1250 with Trip ZM12-1200 A Amp
Cutler-Hammer Power Breaker DSL II 620 DSLII 2000A Amp
Westinghouse Seltronic HNC31200F 1000 Amp A 1000Amp
Cutler-Hammer Power Breaker DSL II DSLII-620 2000 Amp
Westinghouse SPCB 2000 Amp SPCB2000 2000A Trip LIG
Cutler-Hammer Power Breaker DSL II 620 DSLII 2000 Amp
Westinghouse DS-632 DS632 3200 Amp A Amptector IA LSIG
FSI FSP-1000-304SS filter bag vessel Stainless Steel 5"
GE AKR-6D-50 1600 A Amp Air Breaker MVT Trip LSG 635 V
Westinghouse Solid State Starter Soft ES360 360 Amp ES
C-H CH Westinghouse HND3800T107W Optim 800 Amp 800A A
Eaton Cutler Hammer SVX040A2-4A1N1 40 HP VS Drive NIB
Omron IDM Controls P5+ Series CIMR-P5U4055 VT5 100 HP
GE AKR-6D-30H 800 A Amp Air Breaker Versa Trip LSG 635V
GE AKR-6D-30H 800 A Amp Air Breaker Versa Trip LSG 635V
Siemens Sensitrip III Breaker SCLD69600 600A A 600 Amp
Allen Bradley AB 1336F-BX040-AA-?EN 40 HP VS Drive REMAN
Reliance Electric 2GU41100 100HP GP2000 VS Drive 100 HP
Cutler Hammer Breaker ND312T32W 1200 Amp A 1200A 600A
Westinghouse SPCB 2000 Amp SPCB2000 1800A Trip LI
I-T-E XL-X Circuit Breaker 800 Amp 800A A Bus Plug 3P3W
ABB Type K800 S K800S 800 Amp 800A Air Breaker LI
Eaton Cutler Hammer SVX040A2-4A1N1 40 HP VS Drive NIB
Square D NHL361200 NHL 1200 Amp A 1200A High Interrupt
Telemecanique LC1-FX43 Vacuum Contactor 1600A LC1FX43
Eaton Cutler Hammer 600 Amp Bus Fusible Switch P3F366R
Zenith 800 A Amp ZTS81EC-31 Transfer Switch 208 V 3 PH
Square D Altistart 46 ATS46C59N Soft Start 400 HP ATS46
Westinghouse DS-632 DS632 3200 Amp Amptector I - A LSG
Telemecanique Altivar 66 ATV66D79N4 AC Drive 75HP/100HP
Eaton Cutler Hammer SVX040A2-4A1N1 40 HP VS Drive NNB
GE High IC TKL12S 1200 Amp 1200A A RMS9 TS20LSIGT2 1000
GE High IC TKL12S 1200 Amp 1200A A RMS-9 TS20LSIGT2 800
Monitek / Sentex Turbidimeter TT6 210 211 sensor NIB
Siemens Sentron SCMD69800ANGT SCMD69800 Amp 800A A M/N
Square D Schneider Masterpact NW16H1 1600 Amp 800A LSIG
Toshiba E3 VT130E3U410K 100HP Inverter VS Drive 100 HP
Siemens Sikostart 3RW34 softstart starter 352A 150 HP
Benshaw RSi-075-H-4-L 100 HP Variable Speed Drive 125A
Indramat MDD112D-N-030-N?2M-130PB2 Magnet Servo Motor
GE Power Break PowerBreak TPS203F 2000 Amp 2000A A
Siemens K-1600 K1600 1600Amp Static Trip III draw-out
GE General Electric SK SKPB36BC1200 1200 A 1200Amp
Square D I Line ME ME36600LIG ME36600 800 Amp Frame
Siemens SBS 1600 SBS 1600 SBS2016F 1200 A Amp SB16TLSIG
Fanuc A06B-0147-B177 AC Servo Motor A22/2000 3.8 kW 3PH
Square D I-Line NC361200 NC-361200 NA 1200 Amp 1200A A
GE General Electric THK4VF46 1200 Amp 1200A A T4VT Trip
Westinghouse 50 DH-P 250 DHP 50DH-P 1200 Amp A Breaker
Westinghouse 50 DH-P 250 DHP 50DH-P 1200 A Air Breaker
Westinghouse PCF 2000 Amp 2000A A PCF32000F 1600A Trip
Westinghouse SPCB 2000 Amp SPCB2000 1000A Trip LSG
GE General Electric 1200 Amp 1200A A THKS4612G breaker
GE AKR-6D-50 1600 A Amp Air Breaker MVT Trip LSIG 635 V
Hitran Transformer 180 kVA 575/460Y/266 V 180kVA 460 Y
Westinghouse DS-632 DS632 3200 Amp Satin etc. 21 LS
GE AKR-6D-50 1600 A Amp Air Breaker MVT Trip LI 635 V
Square D I-Line Main Breaker Panelboard 1200Amp 600 Vac
Square D PowerPact I Line PJA36080 CU44A 800Amp 800 A
Square D I-Line LX LXI36500 I-Limiter 500 Amp 500A A
Klockner-Moelle?r NZM12-800 with Trip ZM12a-70-NA Amp
Eaton Cutler Hammer 400 Amp Fusible Switch P3F365RN NEW
Federal Pacific 220 kVA 460 / 460Y / 266 3PH Y 220kVA
Reliance Electric 2GU41075 75HP GP2000 VS Drive 75 HP
Federal Pacific 220 kVA 460 / 460Y / 266 3PH Y 220kVA
ITE Siemens Breaker CP3 L160 CP3L160 ET 1600 Amp Trip
Allis-Chalmers LA-3000A Air Circuit Breaker Draw Out
Square D I-Line 3R Main Lug Panelboard 800 Amp 600V 3P
Square D I-Line NX NX361200 1200 Amp 1200A A LSI
Square D I-Line NX NX361200 800 Amp A 800A LSI
CH Westinghouse HND 800 Amp 800A A HND3800T32W 8NES800T
Foxboro 2808-SABA-TSA-G Magnetic 8" Flow Tube
Toshiba Houston TEFC Motor 200 HP 1770 RPM Fr. 447TZ
Siemens-Allis LA-3000A Air Circuit Breaker Draw Out
ITE Siemens Breaker HRXD63B200 2000 Amps A 2000Amp
Square D I-Line Main Breaker Panelboard 600Amp 480Y/277
CH Westinghouse HND 800 Amp 800A A HND3800T32W 8NES800T
FSI FSP FSPN-800-304SS filter bag vessel Stainless S 4"
Westinghouse SPB 100 Pow-R Breaker SPB100 2000 Amp A
TCI 150 HP Harmonic Guard 3H045A6L5A150 45 kVAR Filter
ITE GOULD Breaker SHK3-***0 SHK3***0 500 Amp 500Amp A
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