降級操作是指在設(shè)計(jì)時(shí)，將手動操作包括在內(nèi)的設(shè)計(jì)。例如，緊急停車的設(shè)計(jì)，關(guān)鍵設(shè)備的開停和再啟動功能的設(shè)計(jì)等。這樣，一旦發(fā)生故障，可采用降級的操作，即對部分或全部設(shè)備進(jìn)行手動的開停操作，以避免設(shè)備的損壞或?qū)θ藛T的傷害。此外，在設(shè)計(jì)中也可考慮從全自動到半自動、直至手動的操作等。

Parker Compumotor OEM 83-93-MO 8393MO 71-013089-01 Step Motor

Pacific Scientific P21NRXF-LNF-NS-?00 P21NRXFLNFNS00 1.8 Stepping Motor

Vexta PK564NBW 5 Phase Stepping Motor

Vexta UD2140 2-Phase Driver

Isomet D301B-856 D301B856 Acousto-Optic Deflector Driver

Vexta PK268-03B PK26803B Stepping Motor

Oriental Motor EM569-NB EM569NB 5 Ph Step Motor DC 1.4A

Vexta Oriental UD2115 2-phase Driver

Oriental Motor PH554-B2 PH554B2 5Ph Stepping Motor

Oriental Motor UDK5128NW2 5-Phase Driver 100-115-8A 50/60Hz

Oriental Motor 0RK1GN-A w/ 0GN120K Gear Head

Saehan 4S56Q-03076W 4S56Q03076W Stepping Motor

Oriental Motor PH544-A PH544A 5 Ph Step Motor DC 0.75A

Oriental Motor UDK2109 2-Phase Driver

Berger Lahr VRDM 566/50 LNA VRDM56650LNA Stepper Motor 1.2A

Glas-Col Heating Mantle Controller 2400W 240V

Panther IMS Stepper Motor Controller

Applied Motion HT23-401 HT23401 Stepper Motor

Oriental Motor FSP200-2 FSP2002 Speed Controller 200-230V

Powermax II M22NSXC-LDN-NS-?02 M22NSXCLDNNS02 Step Motor 1.55A 70W

Vexta PK543-A PK543A 5-Phase Stepping Motor w/ THK KR20

Sanyo Denki 103H7123-0440 103H71230440 Stepper Motor DC2A

Sanyo Denki 103H7126-5530 Step-Syn Stepping Motor DC 3A

Eastern Air Devices LA23DGK-1R5 LA23DGK1R5 Stepping Motor

Applied Motion HT23-398D HT23398D Stepper Motor

Fastech FAS-2SD-MU316 FAS2SDMU316 2 Phase Microstep Drive

Superior Electric KML063F04 Step Motor

Oriental Motor UDK5214NW 5 Phase Driver

Oriental Motor Vexta 0RK1GN-A 0RK1GNA Reverse Motor

Panasonic MSM5AZP1E Motor

Pack Driver AK-BX501L AKBX501L Stepping Motor Driver

Mitsubishi MR-J2-40A MRJ240A AC Servo Drive C

Super Vexta UDK5114N-A11 5-Phase Driver

Inligent Motion M2-2232-D M22232D Stepping Motor

Nemic-Lambda RWS200A-15 RWS200A15 Power Supply

Vexta UPH5913H-A UPH5913HA 5-Phase Stepping Motor

Pittman GM9413H875 M2-015 M2015 Motor

Mycom SD45-230 SD45230 Stepping Driver

Superior Electric M112-FD09 M112FD09 Slo-Syn Stepping Motor New Open Box

Oriental Motor UDK2120A 2-phase Driver

Oriental Motor PMDO7U Stepping Driver AC100/155+/-15% 50/60Hz 1.1A

Sanyo Denki 103H7123-0418 103H71230418 Step Syn Stepping Motor

Sanyo Denki PV1A015EM51P00 Servo Amplifier U

Oriental Motor CSD5814N 5 Phase Driver

Parker Compumotor S106-178 Stepper Motor

Vexta A5264-9415K A52649415K 5-Phase Stepping Motor DC 3.4A

Vexta PH265-02 PH26502 2 PH 1.8DEg/Step Stepping Motor

Bautz L32RFD-00N-NN-0?0 L32RFD00NNN00 Hybrid Step Motor

Teknic G23SXI-0050-SH G23SXI0050SH Motor

Applied Motion 3540M Stepper Drive

Vexta UPH266-B UPH266B 2 Phase Stepper Motor

Oriental Motor PK266-01A PK26601A 2 PH 1.8 Deg/Step Stepping Motor

Superior Electric M061-LS08 M061LS08 Stepping Motor 1.25VDC 3.8A

Mycom PF566-AC PF566AC 5 PH Stepping Motor

Oriental Motor 5 Phase Driver UDK5114NW2 NIB

Faulhaber Schonaich 3557K024CR 187 Minimotor

Panther IMS Inligent Motion Systems Driver

Jenaer Antriebstechnik 17Y18-0230-004K?0-AA 17Y180230004K0A?A Motor

Angst+Pfister 3AL-0130-30-0/R 3AL0130300R Motor

Nidec Shimpo SST16 SST16 5-Phase Stepping Motor Driver

Oriental Motor UPH569-B UPH569B 5Ph Stepping Motor

Vexta ASD13B-A ASD13BA Stepping Motor Servopack

Oriental Motor CSD5814N-P CSD5814NP 5-Phase Driver