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˙ FEATURES /g79/g31SFDJTJPOQPTJUJPODPOUSPMJTQPTTJCMF ЖNTUFQ ±ЖNJOJUJBMWBMVF /g79/g3$PNQBDU IJHIUISVTU /g79/g3*OUFSOBMTFMGIPMEJOHGVODUJPO1PTJUJPODBOCFIFMEXJUI QPXFSPGG /g79/g34PGUSVOOJOHJTQPTTJCMF /g79/g31SPQPSUJPOBMDPOUSPMJTFBTZ /g79/g33P)4DPNQMJBOU 5IF414TFSJFTVTFTBTDSFXDPOTUSVDUJPOJOUIFGSPOU TIBGU DSFBUJOHBOBDUVBUPSGPSDPOWFSUJOHSPUBUJPOBMGPSDF JOUPMJOFBSGPSDF5IFTIBGUFYUFOETBTJUSPUBUFT BOEUIFSF JTTUFFMCBMMPOUIFFOEGPSQVTIJOHUIFPCKFDU5IFNPUPSJT BOPSNBM1.TUFQQJOHNPUPSBOEDBOCFESJWFOXJUIB TUBOEBSETUFQQJOHNPUPSESJWFS5IFDIBSBDUFSJTUJDT BTTVNFJOUFSNJUUFOUESJWJOH1PXFSDPOTVNQUJPOEVSJOH DPOUJOVPVTPQFSBUJPOJTBCPVU8 XJUIPVUIFBUTJOL #NNTUFFMQMBUFBUUBDIFE Heavy load type Light load type ᶃ ᶄ ᶅ ᶆ ᶇ ᶈ ᶉ Part name Stator coil Stator core Shaft Rear bearing Rotor Rotor magnet Front bearing ᶃ ᶄ ᶅ ᶆ ᶇ ᶈ ᶉ INTERNAL STRUCTURE
˙APPLICATIONS /g79/g3Lever operation /g79/g3Flow control /g79/g3Precision positioning control /g79/g3Others /g79/g3Opening and closing hole /g79/g3Pump /g79/g31SJOUFSSJCCPOVQEPXO /g79/g3.JOVUFNPWFNFOUPG9:UBCMF /g79/g3"JSDPOEJUJPOFSSFHVMBUJPO SPS20 STEPPING MOTORS Spring Surface accuracy less than 1.6 s (Reference) Surface plateʢ464ʣɹɹ Use at less than 5 Guide rail
˙ PART NUMBER DESIGNATION S P S 2 0 - 4 1 8 6 8 - 2 8 4 Series name Number of phases 4ɿ4 phases Code for a model (In reference to a name of product) Winding resistance 68ɿ68 Ω 150 ɿ150 Ω Step angle (2 phases-EX.) 18° ˙ LIST OF PART NUMBERS Series SPS20-41820-368 SPS20-41868-285 SPS20-41863-284 SPS20-418150-288 SPS20-418150-287 High load type Low load type Winding resistance 20 Ω 68 Ω 150 Ω ˞Verify the above part numbers when placing orders. ˙ OUTLINE DIMENSIONS (Unit: mm) 0VUMJOFEJNFOTJPOTBSFDPNNPOJO414TFSJFT φ2 – 3.1φ 270.2 φ20 1/16 inch Steel ball Effective stroke 10 (When socket inserted) A ̙BTInumber 7 18.5 3.7 34 MAX. 0.3 0.8 2-R4 10.5 12.4C2 3.6 OBNFPGDPNQBOZ φ 6 φ 2 φ 10 –0.05 φ +0.020 –0.048 +0.010 –0.044 φ 7.1 8.5 -PU/P 1.7 П6.5
˙PERFORMANCE CURVES (Reference values) ˙TEMPERATURE CHARACTERISTICS BU)[uQIBTFT&9 )FBUTJOLNN×NN×NNTUFFMQMBUF SPS20-20 Ω SPS20-150 Ω Community SPS20-68 Ω Community 29.4 24.5 19.6 14.7 9.8 4.9 0.0 29.4 24.5 19.6 14.7 9.8 4.9 0.0 5000 4000 3000 200 1000 29.4 24.5 19.6 14.7 9.8 4.9 0.0 2000 1500 1000 500 2000 1500 1000 500 ThrustʢNʣ FrequencyʢHzʣ FrequencyʢHzʣ CurrentʢmAʣ CurrentʢmAʣ CurrentʢmAʣ ThrustʢNʣ ThrustʢNʣ 0 500 1000 FrequencyʢHzʣ 0 500 1000 0 500 1000
24 V Thrust
12 V Thrust
24 V Current
12 V Current
Terminal resistance 68 Ω 100 10 20 30 (min)
24 V no heat sink
12 V no heat sink
24 V with heat sink
12 V with heat sink
Terminal resistance 20 Ω 100 10 20 30 (min) Temp. increase (C) Terminal resistance 150 Ω 100 10 20 30 (min) ˞These performance curves show actual value, not guaranteed value.
Number of phases ʗ Excitation 41868-285 418150-288 41868-284 418150-287 SPS20 STEPPING MOTORS Steps Screw pitch Step size Winding resistance Allowable thrust Thrust Voltage Current Pull-in thrust Pull-out thrust Temperature increase Insulation resistance Dielectric strength Effective stroke Effective mechanical stroke Operating temperature range Storange temperature range Life Net weight Wiring diagram SPS20 41820-368 ˙ STANDARD SPECIFICATIONS 0.5 mm 25Жm 2 phases-EX. 2 phases-EX. DC500 V AC, 1 min Initial strength value Reference value ˞ɿLife depends on greatly how to use it. Please use after confirmation to us. Refer to PERFORMANCE CURVES Refer to TEMPERATURE CHARACTERISTICS at a load of 7.4 N at a load of 2.5 N 1 million cycles 800 thousand cycles Approx. 45 g
30 MΩ minimum
500 Vrms
0 ~ 50 °C −30 ~ 60 °C SW2 SW1 ᶃᶇ ᶅ ᶄ ᶆ ᶈ ˠ When excitation is in order the motor shaft moves ahead. Connector 06ZR-8MPSZHR-6 SW1 SW2 ᶈᶄ ᶇ ᶃ
1 ON ON
2 ON ON
3 ON ON
4 ON ON
20 Ω 49 N 7.85 N 9.8 N 2.94 N 68 Ω 150 Ω 68 Ω 150 Ω 4/2 phases unipolar