交流伺服系統(tǒng)在許多性能方面都優(yōu)于步進(jìn)電機。但在一些要求不高的場合也經(jīng)常用步進(jìn)電機來做執(zhí)行電動機。所以，在控制系統(tǒng)的設(shè)計過程中要綜合考慮控制要求、成本等多方面的因素，選用適當(dāng)?shù)目刂齐姍C。
0021-07905 - SHIELD, LOWER, SIP-CU, LTBESC 8", 25 BAS
0021-09097 - PLATE, LINER
0021-09104 - LINER,CATHODE
0021-09503 - RING,CLAMP,DOME?,DPS
0021-09627 - Mounting Ring
0021-17719 - Shield, Floating SIP
0021-17720 - DISK, SNNF, SHUTTER, TA/BESC, AL-SPRAYED
0021-17721 - SHIELD CLAMP
0021-17725 - Shutter Disk, SNNF ESC, 200mm SIP TA(N), K
0021-21443 - SHIELD CLAMP, DARKSPACE .727" TALL VECTR
0021-21469 - RING RESTRAINT, 1.574 DIA SHFT, 8" BESC
0021-37052 - BLOCK,SWITCH, CLAMP LID
0040-01262 - SPACER, PILLOW BLOCK, ELECTRA IMP, OU
0040-03733 - Cover, Orienter Degas
0040-03911 - SPACER, PILLOW BLOCK, 290MM SIP-CU
0040-04853 - MANIFOLD SST SWIVEL WATER CENTER INJECTI
0040-07287 - PLATE, RF EMISSIONS GROUNDING, SIP SOURC
0040-07761 - COVER, G-10, SIP SOURCE
0040-20165 - BRACKET VCR CROSS
0040-21178 - PRECLEAN II BELL JAR
0040-39621 - CYLINDER SUPPROT COVER
0040-39946 - BELLOWS FINGER LIFT, HASTALLOY PRODUCER
0040-77174 - COVER, PLATEN BELT
0040-77243 - COMPOSITE RETAINING RING 8" TITAN HEAD
0040-77646 - Membrane, internal, 8" Titan Head II
0040-77653 - NYLON BRUSH
0050-75360 - GASLINE MIX BYPASS UPPER
0090-00195 - SW ASSY, WTR FLOW 1/4 NPT SST .5 GPM TRI
0090-20172 - DIGITAL IND ASSEMBLY
0090-77063 - KEY ASSY
