Additional Resources: Product Page date 06/15/2020 page 1 of 4 SERIES: ACZ11 │ DESCRIPTION: MECHANICAL INCREMENTAL ENCODER ELECTRICAL SPECIFICATIONS parameter conditions/description output waveform square wave output signals A, B phase current consumption 10 mA output phase difference T1, T2, T3, T4 ≥ 3.5 ms @ 60 rpm (see output waveform) supply voltage 5 V dc max. output resolution 12, 15, 20, 30 ppr switch rating 12 V dc, 50 mA (ACZ11BRXE models only) insulation resistance 300 V dc, 100 MΩ withstand voltage 300 V ac MECHANICAL SPECIFICATIONS parameter conditions/description min nom max units shaft load axial 8 kgf rotational torque with detent click 60 140 220 gf•cm without detent click 60 80 100 gf•cm push switch operational force (ACZ11BRXE models only) 300 900 gf•cm push switch life (ACZ11BRXE models only) 50,000 cycles rotational life 30,000 cycles ENVIRONMENTAL SPECIFICATIONS parameter conditions/description min nom max units operating temperature -10 65 °C storage temperature -40 75 °C humidity 85 % RH vibration 0.75 mm max. travel for 2 hours 10 55 Hz PART NUMBER KEY ACZ11 X BR X E- XX XX X1- XXX Version: Resolution (ppr): “blank” = switch (momentary) Shaft length: 12 = 12 ppr, no detent N = no switch 15, 20, 25 12C = 12 ppr, 12 detent 15 = 15 ppr, no detent Bushing: Mounting orientation: 30C15P = 15 ppr, 30 detent 1 = M7 x 0.75 (H = 5) Shaft type: A = Horizontal 20 = 20 ppr, no detent 2 = M7 x 0.75 (H = 7) KQ, S, F D = Vertical 20C = 20 ppr, 20 detent 4 = smooth (H = 5) 30 = 30 ppr, no detent 5 = smooth (H = 7) 30C = 30 ppr, 30 detent cuidevices.com

Additional Resources: Product Page CUI Devices │ SERIES: ACZ11 │ DESCRIPTION: MECHANICAL INCREMENTAL ENCODER date 06/15/2020 │ page 2 of 4 SHAFT OPTIONS KKQQ ttyyppee SS ttyyppee FF ttyyppee BUSHING Condition H 1 M7-P0.75 5 2 M7-P0.75 7 4 smooth 5 5 smooth 7 switch travel for ACZ11BRXE only H=5 H=5 H=5 15KQ 20KQ 25KQ 15S 20S 25S 15F 20F 25F L 15 20 25 L 15 20 25 L 15 20 25 I 7 10 12 F 8 12 12 H=7 H=7 15S 20S 25S H=7 15KQ 20KQ 25KQ L 15 20 25 15F 20F 25F L 15 20 25 L 15 20 25 I 5 8.5 10 F 8 12 12 OUTPUT WAVEFORM DETENT POSITIONS Model 12C & 20C Model 15P30C CH A Closed (Pins A & C) Open CH A Closed CH A Closed (Pins A & C) Open (Pins A & C) Open CH B Closed (Pins B & C) Open CH B Closed CH B Closed (Pins B & C) Open (Pins B & C) Open T1 T2 T3 T4 CW direction (@ 60 rpm) CW direction → CW direction → SLIDING NOISE SUGGESTED FILTER +5VDC 1 3 R R Encoder Encoder Terminal A Terminal B t = Masking time to avoid chatter (5mS) V1 = V2 = 1V max. R2 R4 Sig A OUT Sig B OUT t t V1 V ENCODER 5 C1 C2 V2 Encoder ON OFF ON Scope Sliding Direction Tested at 60 rpm Encoder Terminal C R1, R2, R3, R4 = 10kΩ C1, C2 = 0.01µF cuidevices.com

Additional Resources: Product Page CUI Devices │ SERIES: ACZ11 │ DESCRIPTION: MECHANICAL INCREMENTAL ENCODER date 06/15/2020 │ page 3 of 4 MECHANICAL DRAWING (horizontal) ACZ11NBRXE PANEL CUT-OUT PCB LAYOUT Ø 7.5 1.0 6.0 2.3 ACZ11BRXE PANEL CUT-OUT PCB LAYOUT Ø 7.5 1.0 6.0 2.3 MECHANICAL DRAWING (vertical) ACZ11NBRXE PCB LAYOUT PANEL CUT-OUT Ø 7.5 0 1. 6.0 2.3 ACZ11BRXE PCB LAYOUT PANEL CUT-OUT Ø 7.5 0 1. 6.0 2.3 cuidevices.com

Additional Resources: Product Page CUI Devices │ SERIES: ACZ11 │ DESCRIPTION: MECHANICAL INCREMENTAL ENCODER date 06/15/2020 │ page 4 of 4 REVISION HISTORY rev. description date 1.0 initial release 10/30/2009 1.01 brand update 10/04/2019 1.02 updated datasheet 06/15/2020 The revision history provided is for informational purposes only and is believed to be accurate. CUI Devices offers a one (1) year limited warranty. Complete warranty information is listed on our website. CUI Devices reserves the right to make changes to the product at any time without notice. Information provided by CUI Devices is believed to be accurate and reliable. However, no responsibility is assumed by CUI Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI Devices products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. cuidevices.com