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廈門仲鑫達科技有限公司
===========產(chǎn)品簡介
下面是我公司的優(yōu)勢產(chǎn)品(日常用的多的,還有不常用的未列出,但都有做的)歡迎您的咨詢!
ABB DCS系統(tǒng)備件
FOXBORO DCS系統(tǒng)備件
本特利: 3500/42M/22M/95/05,3300停產(chǎn),卡件模塊
YOKOGAWA DCS系統(tǒng)卡件
TOSHIBA 大型卡件
SIEMENS 停廠產(chǎn)品備件
AB 系統(tǒng)備件
HITACHI 控制系統(tǒng)備件
Honeywell DCS備件
GE FANUC
OVATION DCS 系統(tǒng)備件
巴赫曼 模塊備件
EPRO飛利浦 PLC備件
仲鑫達
給您熱忱的咨詢服務(wù),給您zui適合的選擇,給您值得信賴的產(chǎn)品,給您zui合理的價格
普通電機和變頻電機測量上的區(qū)別
1、變頻器實際輸出波形為PWM波,除了基波外,還包含載波信號。載波信號頻率要比基波高得多,且是方波信號,包含大量的高次諧波,對于測試系統(tǒng)則要求有更高的采樣頻率和帶寬。
2、變頻器供電的環(huán)境下,各種高頻干擾無處不在,電磁干擾要比工頻環(huán)境要強得多,這就要求測試系統(tǒng)有更強的電磁兼容能力。
3、PWM波的峰值因數(shù)一般都較高,普通儀表根本滿足了要求,對于變頻測試系統(tǒng)來說,要求有更高的測量峰值因數(shù)測量能力。
4、用于變頻測試的儀表應(yīng)具備在各種PWM波形中分解出其基波的能力,嚴(yán)格測量需采用數(shù)字信號處理的方式,也就是高速采樣得到樣本序列,再對樣本序列進行離散傅里葉變換,
得到基波有幅值、相位及各次諧波的幅值和相位。
Giddings & Lewis 502 02208 01Giddings & Lewis HSM307 B90 Giddings & Lewis SSM307 Giddings & Lewis NSM4214 401-30238-00Giddings & Lewis 401-34201-23Giddings & Lewis SSM307B Giddings & lewis pn #401-30286-00Giddings & Lewis SSM320 401-34226-01 Giddings & Lewis LSM75-29-602-E2-0KAGIDDINGS & LEWIS SSM320,P/N 401-34226-02GIDDINGS & LEWIS SSM307, P/N 401-34225-01GIDDINGS & LEWIS SSM307,P/N 401-34225-02Giddings & Lewis HSM320B90GIDDINGS & LEWIS SSM430,P/N 401-34227-02GIDDINGS & LEWIS HSM320 GIDDINGS & LEWIS DSM 030 DSM030 401-56453-00Giddings & Lewis HSM320 GIDDINGS & LEWIS 502-03605-00R2 Giddings & Lewis 136053Fisher-Rosemount KJ3101X1-BB1FISHER-ROSEMOUNT KJ3201X1-EA1FISHER-ROSEMOUNT KJ3221X1-EA1FISHER-ROSEMOUNT KJ3222X1-EA1FISHER-ROSEMOUNT KJ4001X1-BA3Fisher-Rosemount Emerson 12P3439X012Fisher Rosemount DC9430X1-CA1FISHER ROSEMOUNT CL6923X1-A1Fisher-Rosemount Emerson 12P2220x012 Fisher-Rosemount Emerson 12P2830x022Fisher-Rosemount Emerson 12P2186X042 Fisher-Rosemount Emerson 12P0818X072 Fisher-Rosemount Emerson 12P1562X042 Fisher-Rosemount KJ3102X1-BA1Fisher-Rosemount KJ3102X1-BB1Fisher-Rosemount KJ3002X1-BC1Fisher Rosemount DH6032X1-A4 HDL 44B2975X082Fisher Rosemount dc9430x1-ca2Fisher rosemount 01984-1501-0002 FISHER ROSEMOUNT CP6121 ; CP6121X1-A2 FISHER ROSEMOUNT 32B7734X022Fisher rosemount 01984-4383-0001Fisher-Rosemount KJ3242X1-BB1Fisher-Rosemount CL6640X1-A4 Fisher Rosemount KJ4001X1-NB1 Fisher-Rosemount KJ3003X1-BA1Fisher-Rosemount CL6827X1-A1Fisher Rosemount 01984 3202 0010 Fisher rosemount 01984-4124-0001Fisher-rosemount 01984-4121-0001Fisher rosemount 01984 1137 0001Fisher Rosemount 01984 2347 0021 Fisher rosemount 10p50870004 Fisher-rosemount 01984-4383-0001 Fisher-Rosemount Emerson 12P0236X012Fisher-Rosemount Emerson 12P1902X012 Fisher-Rosemount Emerson 12P1902X022 FISHER ROSEMOUNT SYSTEMS 33B5239X352 FISHER ROSEMOUNT 3144PD1A1E5M5B4Fisher Rosemount 01984 1011 0003 Fisher Rosemount 01984 2503 0001
