Hollow Shaft Type Devices Hollow Shaft Type SRGP Series Hollow-center shaft encoder enabling various combinations. Typical Specifications Hollow Shaft Type Devices Items Specifications Rating（max.） （min.） / （Resistive load） 10mA 5V DC/50BA 3V DC 1V max. at 1mA 5V DC （Resistive load） Output voltage Without load 50,000cycles With load 50,000cycles Operating life Product Line Detent torque （mN･m） Number of detent Number of pulse 7±3 20 10 13±4 16 32 Minimum order unit（pcs.） Product No. Drawing No. 1,000 SRGP200200 1 Vertical 16 6.5±4 Operating direction SRGPWJ0500 600 2 SRGPWJ0200 Notes 1. Products other than those listed in the above chart are also available. Please contact us for details. 2. It is requested that the order placed be an integer multiple of the minimum order units. For export packing, please consult us. Encoder Type Potentiometer Type 452 Hollow Shaft Type Devices Hollow Shaft Type SRGP Series Dimensions Unit:mm No. PC board mounting hole dimensions （Viewed from the Direction A） Style Hollow Shaft Type Devices 23.6 9. 9 3.4 5 4 2 4.5 3.6 2 1.2 4 6 ø2 13 ø2.05 C q w 2 6 17 Phase difference of code portion Clockwise Counter-clockwise 6 9.5 （36ﾟ） （18ﾟ） ø2.1 11 .8 13 3 11.5 ø22 1 2.05 ø17 3 2-30 ˚ 30˚ 11.5 3 A 1 2-ø1.5 holes C0.3 3-ø1 holes Detent position ON OFF ON OFF 1 2 T1 T2 T3 T4 T T1,T3＝1/4T±1/8T T2,T4＝Phase difference shall not be reversed 0.6 31.8 ø30 ø18.5 ø16.3 0.6 9 4.5 3.5 3 1 1.2 3. 5 1 4- Encoder Type 0. 3 45˚ Potentiometer Type 3 1.6 2-ø2.55 holes 18 C 0. 5 ø23.9 2.5 2-1.5 2-ø2.5 18 17 15 .4 3 A ø21.9 3 C R0.5 1 C 2 1.5 2 2.6 5 3.5 3-ø1 holes 5 20 23 31.8 （22.5ﾟ） Phase difference of code portion Clockwise Counter-clockwise （22.5ﾟ） Detent position （11.25ﾟ） ON OFF ON OFF 1 2 T1 T2 T3 T4 2 T1 T2 T3 T4 T T1,T3=1 / 4T±1 / 8T T1,T3=1 / 4T±1 / 8T （SRGPWJ0500） Detent position ON OFF ON OFF 1 T T2,T4=Phase difference shall not be reversed Clockwise Counter-clockwise T2,T4=Phase difference shall not be reversed （SRGPWJ0200） Note PC board thickness in above diagram is based on 1.6mm. 453 Hollow Shaft Type Devices List of Varieties Hollow type Type 17mm size SRGP30 Series 22mm size 30mm size SRGP20 SRGPWJ SRGP40 Hollow Shaft Type Devices Photo Output Incremental Shaft types Hollow shaft Operating direction Vertical Outline specifications Number of pulse/ Number of detent 9/18 12/24 Push switch （Travel mm） 10/20 16/16 16/32 18° 22.5° 23.6 31.8 23 32 Without Optional functions Changeover angle 20° 15° W Dimensions （mm） D 18.5 18.25 H 2.3 1.55 Manual soldering Soldering 17.5 350±5℃, 3s max. 350±10℃, 3 4.5 ＋1 0 350±10℃, 3 ＋10 s s max. Dip soldering 260±5℃, 5±1s Reflow soldering Please see P.198 Maximum operating current（Resistive load） Encoder Type –10℃ to ＋60℃ –40℃ to ＋85℃ Potentiometer Type Electrical performance 1V max. at 5V DC,1mA （resistive load） Output wave 5V Measuring 5K½ circuit Measuring terminal Insulation resistance 100MΩ min. 100V DC Voltage proof 100V AC for 1minute Mechanical performance 13±4mN･m 2±1mN･m Rotational torque 5±2.5mN･m 7±3mN･m 3.5±1mN･m 6.5±4mN･m Terminal strength Actuator strength 5N for 1minute Rotational direction 20N 40N Push direction Vibration Environmental performance Cold 10 to 55 to 10Hz/min., the amplitude is 1.5mm for all the frequencies, in the 3 direction of X, Y and Z for 2 hours respectively –40±2℃ for 96h –20±2℃ for 96h Dry heat 85±2℃ for 96h Damp heat 40±2℃, 90 to 95%RH for 96h Page 450 451 452 Note F The operating temperature range for automotive applications can be raised upon request. Please contact us for requirements of this kind. 447