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DD51
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Digital position indicators direct drive, 4-digit counter, technopolymer INOX STAINLESS STEEL BASE AND CASE High-resistance polyamide based (PA) technopolymer. Black base. Case in the following colours: - C2: RAL 2004 orange, glossy finish. - C3: RAL 7035 grey, glossy finish. - C1: RAL 7021 grey-black, glossy finish. The ultrasonic welding between the base and the case prevents separation and avoids dust penetration. WINDOW Transparent polyamide based (PA-T) technopolymer, moulded over the case and with a perfect seal. Resistant to solvents, oils, greases and other chemical agents (avoid contact with alcohol during cleaning operations). DISPLAY It indicates the displacement of the mechanism controlled by the spindle from the start position (0). Four-digit roller counter. The digits of red rolls show the decimal values. An additional graduated scale next to the last decimal digit offers further accuracy of reading. The display can be in different positions (see "Table of the possible combinations"). - AN: inclined display, counter in upper position. - AR: inclined display, counter in lower position. - FN: front display, counter in upper position. - FR: front display, counter in lower position. INTERNAL GASKET O-ring front sealing in NBR synthetic rubber, between the case and the boss. REAR GASKET Foam polyethylene, supplied. STANDARD EXECUTIONS Boss with Ø 14 mm H7 reamed hole, fitting to shaft by means of a grub screw with hexagon socket and cup end, included in the supply. - DD51: black-oxide steel boss. - DD51-SST: AISI 303 stainless steel boss. DIRECTION OF ROTATION - D: clockwise. Increasing values with clockwise rotation of the boss. - S: anti-clockwise. Increasing values with anti-clockwise rotation of the boss. WEIGHT 42 grams. FEATURES AND APPLICATIONS Direct drive digital position indicators can be assembled on passing through spindles in any position to give direct reading of the positioning of a machine component. They are suitable also for motor driven applications (see “Table of the possible combinations"). Position indicators ERGONOMY AND DESIGN Compact roller counter, ergonomically designed digits for rapid reading. The readability of the counter is increased by the magnifying window. ASSEMBLY INSTRUCTIONS 1. Drill a Ø 6 mm by 10 mm hole in the body of the machine with a 22 mm centre distance from the spindle to fit the rear referring pin. 2. Set the spindle to the start or referring position. 3. Fit the indicator with the zeroed roller counter onto the spindle and make sure that the referring pin fit the hole. 4. Clamp the boss to the spindle by tightening the grub screw with hexagon socket and cup end, according to UNI 5929-85. Models all rights reserved in accordance with the law. Always mention the source when reproducing our drawings and phot

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Digital position indicators Example of description for ordering DD51 Series Display position 0004 Reading of the counter after one revolution Increasing numbering SST Stainless steel boss The internal mechanism counts also the gures between brackets (even if they do not appear on the display). STAINLESS STEEL To add only for the version with stainless steel boss Position indicators * The maximum rotation speed (rpm) of the spindle reported in the table corresponds to a maximum rotation of 25000 units of the last roll on the right of the counter. Rotational speed tests have been performed in...

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Digital position indicators SPECIAL EXECUTIONS ON REQUEST - Special readings after one revolution. - Case in different colours. - Completely sealed digital position indicators with IP 67 protection class, see table EN 60529 (on page A-19) obtained by means of a brass bushing with double seal ring inside the rear cavity of the base. - BS51: glass-fibre reinforced polyamide based (PA) technopolymer spacer plate (code CE.85900). LB - LOCKING DEVICE The DD51-LB position indicators are designed to lock the spindle on which they are mounted to avoid the risk of accidental adjustment alterations...

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DD51 3Pages

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DD51
3Pages