Download Datasheet<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>TTMW250, TTMW251, TTMW252 Encoders - FAQ</title> <style> body { font-family: Arial, sans-serif; background-color: #f4f4f4; padding: 20px; } .faq-container { max-width: 800px; margin: auto; background: white; padding: 20px; border-radius: 8px; box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1); } h2 { text-align: center; color: #333; } .faq-item { margin-bottom: 10px; } .faq-question { background-color: #0073e6; color: white; padding: 15px; border: none; width: 100%; text-align: left; cursor: pointer; font-size: 18px; border-radius: 5px; outline: none; transition: 0.4s; } .faq-question:hover { background-color: #005bb5; } .faq-answer { display: none; padding: 15px; background-color: #fff; border-left: 3px solid #0073e6; border-radius: 5px; margin-top: 5px; } </style> </head> <body> <div class="faq-container"> <h2>TTMW250, TTMW251, TTMW252 Magnetic Incremental Encoders - FAQ</h2> <div class="faq-item"> <button class="faq-question">What are the TTMW250, TTMW251, and TTMW252 Magnetic Incremental Encoders?</button> <div class="faq-answer"> <p>The **TTMW250**, **TTMW251**, and **TTMW252** are magnetic incremental encoders designed for general industrial applications. They feature a **25 mm diameter body** with an integrated magnetic shield to ensure optimal electromagnetic immunity. These encoders offer a **6 mm hollow shaft** (depth 14 mm) and provide resolutions up to **2048 pulses per revolution (PPR)**.</p> </div> </div> <div class="faq-item"> <button class="faq-question">What are the key mechanical specifications of these encoders?</button> <div class="faq-answer"> <p>Key mechanical specifications include:</p> <ul> <li>**Body Diameter**: 25 mm</li> <li>**Hollow Shaft Diameter**: 6 mm (depth 14 mm)</li> <li>**Shaft Material**: Stainless steel AISI 303</li> <li>**Shaft Loading**: Axial 10N; Radial 20N</li> <li>**Rotation Speed**: Up to 6000 RPM continuous</li> <li>**Starting Torque at 25°C**: 0.025 Nm</li> <li>**Moment of Inertia**: 40 g·cm²</li> <li>**Bearing Life**: Minimum of 5 x 10? revolutions</li> <li>**Weight**: Approximately 80 g</li> </ul> </div> </div> <div class="faq-item"> <button class="faq-question">What are the electrical specifications of these encoders?</button> <div class="faq-answer"> <p>Electrical specifications include:</p> <ul> <li>**Output Frequency**: Up to 200 kHz</li> <li>**Synchronous Index Output**: On channels A and A&B</li> <li>**Supply Current Without Load**: Maximum of 60 mA</li> <li>**Protection**: Short circuit protection (only for outputs LD2 and PP2) and protection against inversion of polarity (except 5V DC)</li> </ul> </div> </div> <div class="faq-item"> <button class="faq-question">What materials are used in the construction of these encoders?</button> <div class="faq-answer"> <p>The encoders are constructed with:</p> <ul> <li>**Flange**: Aluminium S11</li> <li>**Housing**: Ferro nickel-plated</li> </ul> </div> </div> <div class="faq-item"> <button class="faq-question">What are the environmental specifications of these encoders?</button> <div class="faq-answer"> <p>Environmental specifications include:</p> <ul> <li>**Operating Temperature Range**: -10°C to +85°C</li> <li>**Storage Temperature Range**: -30°C to +85°C</li> <li>**Relative Humidity**: 98% RH without condensing</li> <li>**Vibration Resistance**: 10 g (from 10 up to 2,000 Hz)</li> <li>**Shock Resistance**: 20 g (for 11 ms)</li> </ul> </div> </div> </div> <script> document.querySelectorAll(".faq-question").forEach(button => { button.addEventListener("click", function() { const answer = this.nextElementSibling; const isOpen = answer.style.display === "block"; // Close all answers document.querySelectorAll(".faq-answer").forEach(ans => ans.style.display = "none"); // Remove active class from all questions document.querySelectorAll(".faq-question").forEach(btn => btn.classList.remove("active")); // Toggle the clicked question if (!isOpen) { answer.style.display = "block"; this.classList.add("active"); } }); }); </script> </body> </html>
Italsensor TTMW25 - Hollow Shaft Magnetic Encoder
TTMW250 – TTMW251 – TTMW252
Magnetic incremental encoder – Hollow shaft
Magnetic incremental encoder for general industrial applications
housing with integrated magnetic shield to ensure the best EM immunity
Body diameter (mm): 25
Diameter shaft hollow (mm): 6 (depth 14)
Resolution (PPR) max 2048
Interface LD, LD2, PP2
MECHANICAL SPECIFICATIONS
Dimensions: see drawings
Shaft hollow: stainless steel AISI 303
Shaft loading: axial 10N; radial 20N
Shaft Rotation Speed: 6000 RPM continuous
Starting torque a 25° C: 0,025 Nm; *(1)
Moment of inertia: 40g cm²
Bearings life: 5 x 10^9 revolutions (minimum)
Weight: ~ 80g
ELECTRICAL SPECIFICATIONS
Output frequency: up to 200 kHz
Sinchronous index output: on channel A, A&B
Supply current without load: 60 mA max
Protection: short circuit protection (only output LD2 and PP2) against inversion of polarity (except 5Vcc)
MATERIALS
Flange: aluminium S11
Housing: Ferro nicheside
ENVIRONMENTAL SPECIFICATIONS
Operating temperature range: -10°C ÷ +85°C (see power supply section)
Storage temperature range: -30°C ÷ +85°C
Relative humidity: 98% RH without condensing
Vibrations: 10 g (from 10 up to 2.000 Hz)
Schock: 20 g (for 11 ms)