EH 90 A - EH 115 A / RSOLID SHAFT INCREMENTAL ENCODER MAIN FEATURES Encoder series for harsh enviroments with high mechanical resistance requirements. Model 90 can be mounted by flanges or fixing clamps; model 115 has a tachometer generator REO-444 type compatible plug with optional centrifugal relay. • 3 channel encoder (A / B / Z) up to 2048 ppr • Redundancy with double electronics and / or double resolutions • Power supply up to +24 VDC with several electronic interfaces available • Up to 100 kHz output frequency • Solid shaft diameter up to 11 mm • Mounting by syncronous or REO-444 flange • Model 115R available with centrifugal relay MODEL synchronous flange 0 40 mm 90A flange REO-444 115A flange REO-444 with centrifugal relay 115R RESOLUTION ppr from 200 to 2048 see table for pulses availability ZERO PULSE without zero pulse S with zero pulse Z POWER SUPPLY (with L electronic interface) 5 V DC 5 8 ... 24 V DC 8/24 ELECTRONIC INTERFACE NPN N NPN open collector C PUSH PULL P protected push-pull (AEIC-7272) PC line driver L RESOLUTION ZERO PULSE POWER SUPPLY ELECTRONIC INTERFACE SHAFT DIAMETER (mod. 90) mm 8 (mod. 90) 9,52 (3/8”) mm 9 mm 10 (mod. 115) mm 11 ENCLOSURE RATING IP 54 X (mod. 90) IP 66 S MAX ROTATION SPEED (IP 66) 3000 rpm 3 (IP 54) 6000 rpm 6 OUTPUT TYPE cable (standard length 1,5 m) P MIL connector M JIS-C-5432 connector J female connector included, without female please add 162 as variant code DIRECTION TYPE axial A radial R VARIANT custom version XXX LTo be Indicated only in the models “A” for double electronics and double resolution. See examples: Double resolution and double electronics: EH90A1024Z5L-2048Z8/24U0X... RELAY INTERVENTION SPEED Double resolution and same electronics: EH90A1024-2048Z5L10X... from 600 to 4300 Same resolution and double electronics: EH90A1024Z5L-Z8/24L10X... for other speeds please contact our offices directly © Copyright 2016 Eltra S.p.a. Unipersonale. All rights reserved. All informations in this catalog are subject to change without notice. Eltra takes no responsibility for typographic errors. For the terms of sales please check the website. REV. 160607 38

OPTICAL SOLID SHAFT INCREMENTAL ENCODERS | EH 90 A - EH 115 A / R EH 90 A with double electronics / resolutions fixing clamps not included * with double resolution + 3.5mm EH 115 A with double electronics / resolutions * with double resolution + 3.5mm EH 115 R with centrifugal relay © Copyright 2016 Eltra S.p.a. Unipersonale. All rights reserved. All informations in this catalog are subject to change without notice. Eltra takes no responsibility for typographic errors. For the terms of sales please check the website. REV. 160607

set n.3 fixing clamps for model 90 A P/N 94080001 ACCESSORIES CONNECTIONS Function M connector (10 pin) Amphenol MS3102-E-18-1 solder side view FV M connector (7 pin) Amphenol MS3102-E-16-S solder side view FV © Copyright 2016 Eltra S.p.a. Unipersonale. All rights reserved. All informations in this catalog are subject to change without notice. Eltra takes no responsibility for typographic errors. For the terms of sales please check the website. REV. 160607 40