Description
Specifications:
Order reference: RI76TD/5000ED.4N42KF-D0 (Hengstler item 0538170)
Brand: Hengstler, Germany (ICURO RI76 series)
Type: incremental hollow shaft (through hollow shaft) rotary encoder
Pulses per revolution: 5000
Through hollow shaft: Ø 15 ... 42 mm (this version for large shaft dia.)
Outside diameter: only 76 mm; easy installation by clamping ring at front or rear
Mounting: spring plate A (flexible) or rigid plate N with tether
Max. speed: 3,600 min⁻¹ (Ø15-25, IP64, 70 °C); 1,800 min⁻¹ (Ø>25-42); 6,000 min⁻¹ (IP40)
Operating temperature: -25 ... +100 °C
Protection: shaft end IP40 or IP64; housing IP50 (IP65 optional)
Vibration 100 m/s² (10-2000 Hz); shock 1,000 m/s² (6 ms) per DIN EN 60068
Housing: aluminium; weight 320 ... 580 g depending on version; radial cable outlet
Approvals: CE, c UL us, RoHS
Condition: Brand New, Original
Description:
The RI76TD is Hengstler's high-accuracy incremental encoder for large shaft diameters: the through hollow shaft accepts shafts from 15 up to 42 mm while the housing measures only 76 mm across, so it slips over the shaft end without lengthening the drive train. The clamping ring (front or rear) makes mounting a one-step job, the flexible or rigid mounting plate with tether absorbs residual misalignment, and the design keeps working up to 100 °C — the reason it is a standard choice for motors, printing machines and lifts.
Speed and position feedback on large motor shafts, printing machines, lifts/elevators, cranes and general mechanical engineering where a large through hollow shaft and compact 76 mm housing are required.

Please note that product specifications may be subject to change. For exact technical data, please refer to the official manufacturer documentation or contact our sales team.
Lead Time: Please contact us for current lead time.
Delivery: Worldwide shipping by DHL / FedEx / TNT / UPS.
Payment: T/T in advance, PayPal, Western Union.
Price: Negotiable — please contact us for a quotation.
Remark: Price and lead time on request. Please state the required shaft diameter and output signal type with your inquiry so we can confirm this exact reference matches your machine.
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