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RJG Lynx LS-B-127-50 Product Manual

Single-channel strain gage button sensors
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PRODUCT MANUAL
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LS‑B‑127‑50, LS‑B‑127‑125,
LS‑B‑127‑500, LS‑B‑127‑2000
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Summary of Contents for RJG Lynx LS-B-127-50

  • Page 1 PRODUCT MANUAL ™ S ‑C ingLe hanneL train utton enSorS LS‑B‑127‑50, LS‑B‑127‑125, LS‑B‑127‑500, LS‑B‑127‑2000 raining and echnology for njecTion olding...
  • Page 2 PRINT DATE 07.21.2020 REVISION NO.

  • Page 3: Table Of Contents

    CLAMP PLATE (HEAD‑TO‑HEAD) INSTALLATION EJECTOR PLATE INSTALLATION ANGLED EJECTOR PINS CONTOURED EJECTOR PINS INSTALLATION SPECIFICATIONS CLAMP PLATE (TYPICAL) INSTALLATION CLAMP PLATE (HEAD‑TO‑HEAD) INSTALLATION COVER PLATE—CLAMP PLATE INSTALLATIONS EJECTOR PLATE INSTALLATION Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 4 INSTALLATIONS PRE‑ASSEMBLY CHECKS POST‑ASSEMBLY CHECKS SENSOR INSTALLATION CHECK—CLAMP PLATE (HEAD‑TO‑HEAD) INSTALLATIONS PRE‑ASSEMBLY CHECKS POST‑ASSEMBLY CHECKS SENSOR INSTALLATION CHECK—EJECTOR PLATE INSTALLATIONS PRE‑ASSEMBLY CHECKS POST‑ASSEMBLY CHECK SENSOR INSTALLATION CHECK—STATIC PIN INSTALLATIONS RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 5 LS‑B‑127‑50, LS‑B‑127‑125, LS‑B‑127‑500, LS‑B‑127‑2000 MAINTENANCE CLEANING TESTING & CALIBRATION TESTING SENSORS CALIBRATION COMMON FACTORS AFFECTING SENSOR RECALIBRATION WARRANTY RJG, INC. STANDARD THREE‑YEAR WARRANTY PRODUCT DISCLAIMER TROUBLESHOOTING INSTALLATION ERRORS EJECTOR PIN ISSUES SENSOR HEAD ISSUES CASE AND CABLE ISSUES CUSTOMER SUPPORT RELATED PRODUCTS COMPATIBLE PRODUCTS LYNX CABLES CE‑LX5...
  • Page 6 RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 7: Introduction

    Read, understand, and comply with all following instructions. This guide must be kept available for reference at all times. DISCLAIMER ALERTS Inasmuch as RJG, Inc. has no control over the The following three alert types are used as use to which others may put this material, it needed to further clarify or highlight information...
  • Page 8 RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 9: Product Description

    CoPilot systems; ® ® the exclusive Lynx™ digital technology sensors are designed for use with the RJG eDART and CoPilot process control and monitoring systems. APPLICATIONS SINGLE‑CHANNEL SENSORS Button‑style cavity pressure sensors are suitable for injection molding applications in which the following conditions are met: •...

  • Page 10: Sensor And Ejector Pin Size

    The charts below are only a guide. In order to assure correct sensor selection for an application, please contact RJG. Locate the pin size that will be used and match it to the location on the part (near the end of fill or near the gate).
  • Page 11 LS‑B‑127‑2000 10.0 mm LS‑B‑127‑2000 LS‑B‑127‑2000 11.0 mm LS‑B‑127‑2000 LS‑B‑127‑2000 12.0 mm LS‑B‑127‑2000 LS‑B‑127‑2000 13.0 mm ‑ ‑ 14.0 mm ‑ ‑ 15.0 mm ‑ ‑ 16.0 mm ‑ ‑ Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 12: Operation Button-Style/Under-Pin

    The Lynx case is connected to the RJG, Inc. eDART System, which records and displays the sensor ’s measurement for use in process monitoring and control. In addition, the Lynx...

  • Page 13: Dimensions

    2–3” (50–75 mm) of slack is sufficient. 75–1,200 mm (3,0 mm increments) Use good sense to determine the appropriate cable length required for each application. SENSOR CABLE ORDERING LENGTH CABLE ROUTING OPTIONS Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 14 RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 15: Installation

    Ejector pins provide a simple, straightforward method of installation in which sensors may be installed; ejector pin installation requires less machining and less equipment to achieve. EJECTOR PLATE INSTALLATION Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 16: Installation Overview

    Transfer Pin other. The ejector pin reaches through to the B‑Plate or cavity insert (refer to figure at bottom right). Sensor Cover or Backing Plate RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 17: Ejector Plate Installation

    This effect will be magnified by smaller pins that are subjected to lower forces. If the angle is unique or non‑symmetrical, contact RJG customer support for assistance in verifying use acceptance with RJG sensor (refer to “Customer Support” on page 54).

  • Page 18: Installation Specifications

    INSTALLATION SPECIFICATIONS CLAMP PLATE (TYPICAL) INSTALLATION RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 19 If Pin DIA > 0.12” (3,0 mm, 0.04–0.08 (1,0–2,0 mm) 0.01 (0,3 mm) DIA + 0.06” (1,5 mm) 0.10–0.20 (2,5–5,0 mm) 0.02 (0,4 mm) DETAIL B 0.24–0.40 (6,0–10,0 mm) 0.025 (0,6 mm) Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 20 10. If Pin DIA < 0.12” (3,0 mm), + 0.04” (1,0 mm) If Pin DIA > 0.12” (3,0 mm), + 0.06” (1,5 mm) RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 21 20% part thickness if < 0.05” (1,5 mm), 0.01” (0,3 mm) if part thickness > 0.05” (1,5 mm) 45° Chamfer, refer to table for chamfer length H7/g6 standard fit 0.01” (0,3 mm) MIN ejector pin head DIA + 0.04” (1,0 mm) Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 22: Clamp Plate (Head-To-Head) Installation

    INSTALLATION SPECIFICATIONS (continued) CLAMP PLATE (HEAD‑TO‑HEAD) INSTALLATION RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 23 45° Chamfer refer to Chamfer Length Table 0.01” MIN (0,3 mm MIN) H7/g6 Fit for 0.02” MIN 0.5” MIN (0,5 mm MIN) (12,0 mm MIN) Per Side DETAIL B Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 24 0.01” (0,3 mm) MIN transfer pin DIA + 0.04” (1,0 mm) if < 0.12” (3,0 mm), OR + 0.06” (1,5 mm) if > 0.12” (3,0 mm) 30° Chamfer, Depth = Pin DIA RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 25 0.02” (0,5 mm) MIN per side 20% part thickness if < 0.05” (1,5 mm), 0.01” (0,3 mm) if part thickness > 0.05” (1,5 mm) 45° Chamfer, refer to ”Chamfer Length” on page 15 Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 26: Cover Plate-Clamp Plate Installations

    (below, left), or an integrated plate made to embed into the clamp plate and secured with screws (below, right). RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 27: Installation (Continued)

    RJG recommends the use of 8‑36 or 10‑32 LSHC (M4 or M5 CZHC).

  • Page 28: Ejector Plate Installation

    0.001 (0,03) 0.001 (0,03) R. 0.005” MAX (0,1 MAX) Ejector Pin Head + 0.125” (3 mm) if DIA ≥ 0.50” (12,7 mm) 0.510” +0.005/‑0.0 13,0 mm ±0,10 DETAIL A RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 29 20% part thickness if ≤ 0.05” (1,5 mm), 0.01” 0.005” (0,10 mm) MAX R. (0,3 mm) if part thickness > 0.05” (1,5 mm) Pin Head DIA + 0.125” (3 mm), IF DIA ≥ 0.50” (12,7 mm) Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 30: Sensor Cable Channels

    0.25” (6,0 mm), Depth 0.6” (15 mm) at entrance, 0.38” (9,5 mm) along remainder 1.0” MIN (25 mm MIN) Before Cable Bend for LS‑B‑127‑125/500/2000 1.6” MIN (40 mm MIN) for LS‑B‑127‑50 RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 31 MIN DIA for the cable to coil. 0.25” (6 mm) 0.38” (9,5 mm) 1.00” (25 mm) for LS‑B‑127‑125/500/2000; 1.6” (40 mm) for LS‑B‑127‑50 ø 1.00” (25 mm) MIN Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 32: Sensor Cable Retention

    Cable Pocket Cover—Washer Style Cable Clip Cable Clip Cable Clip Cable Pocket Cable Guide Cover—Bobbin Style Cable Clip RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...
  • Page 33 ( at right) for the cable pocket with which to retain extra cable. Though RJG does not currently provide a solution specifically for this application, plastic or metal discs with a centrally‑located hole, retained by a single bolt through the center, can be used to easily retain cable within the pocket.

  • Page 34: Lynx Case Mounting

    Lynx cable. Install the Lynx sensor case on the outside of the mold using the provided socket head cap screws 8‑32 x 1.75” (M4—not provided by RJG). Provide Clearance...
  • Page 35 Install the Lynx sensor case on the outside of the mold using the provided socket head cap screws 8‑32 x 1.75” (M4—not provided by RJG). CAUTION There must be 3.0” (76 mm) MIN...

  • Page 36: High-Temperature (Ls-B-127-50/125/500/2000-H) Sensor Case Installation

    In order installation to prevent heat damage to the to meet the temperature conditions for the sensor electronics, contact RJG customer sensor electronics in the sensor case, a riser support (“Customer Support” on page 54).

  • Page 37: Cable Storage

    6.0” (152,4 mm) 2.00” (50 mm) 12.0” (304,8 mm) 2.25” (60 mm) 18.0” (457,2 mm) 2.50” (64 mm) 24.0” (609,6 mm) STACKER SIDE VIEW STACKER TOP VIEW WITH CABLE Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 38: Stacking Lynx Cases

    Lynx cables (CE‑LX5) must be used in order to stack the Lynx cases except for the uppermost case/cable connection due to the space requirements for the connection. RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 39: Non-Standard Installations

    0.06” (1,5 mm [ at right]). the pin (no more than 30°/15° per side). Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 40 O‑rings and installation requirements. the end of the static pin. (Refer to figure below.) Refer to the table below for RJG recommended, 6. Pin and O‑Ring Bore Installation in‑stock O‑rings.
  • Page 41 O‑ring for damage. Repeated installation maintenance cycles. The O‑ring must be and removal can cause nicks, cuts, or other replaced. damage to O‑rings. Damaged O‑rings must be replaced. Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 42: Multiple Ejector Pins

    Proper ejector pin head and counter‑bore clearance will allow the static pin to move freely in the ejector pin bore. RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 43: Static Pin Example

    NON‑STANDARD INSTALLATIONS (continued) STATIC PIN EXAMPLE Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 44: Static Transfer Pin Examples

    NON‑STANDARD INSTALLATIONS (continued) STATIC TRANSFER PIN EXAMPLES RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 45: Installation Validation

    Transfer Pin Sensor Ejector Plate Clamp Plate Cover Plate Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 46 Ejector Pin Transfer Pin Sensor Ejector Ejector Clamp Cover B Plate Retainer Plate Plate Plate Plate Cavity Insert RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 47: Post-Assembly Checks

    0.008–0.01” (0,2–0,3 mm). Ejector Pin Transfer Pin Ejector Ejector Clamp B Plate Plate Plate Retainer Cavity Plate Insert Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 48 Ejector Pin Transfer Pin Sensor Ejector Ejector Clamp B Plate Retainer Plate Plate Plate Cavity Insert RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 49: Sensor Installation Check-Clamp Plate (Head-To-Head) Installations

    With the ejector pin installed, push on the ejector pin; verify the clearance of 0.012” (0,3 mm (or 1/5 part thickness)) exists between the bottom of the ejector pin head and the ejector plate surface. Ejector Pin B Plate or Cavity Insert Ejector Retainer Plate Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 50 Ejector Pin Transfer Pin Sensor Ejector Clamp Cover B Plate Ejector Retainer Plate Plate Plate Cavity Plate Insert RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 51: Post-Assembly Checks

    0.008–0.01” (0,2–0,3 mm). Ejector Pin Transfer Pin B Plate Ejector Ejector Clamp Retainer Plate Plate Plate Cavity Insert Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.
  • Page 52 Ejector Pin Transfer Pin Sensor Ejector Ejector Clamp B Plate Retainer Plate Plate Cavity Plate Insert RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 53: Sensor Installation Check-Ejector Plate Installations

    Ejector Pin Sensor B Plate or Cavity Ejector Ejector Clamp Plate Insert Retainer Plate Plate Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 54: Sensor Installation Check-Static Pin Installations

    With the plates disassembled, sensor and pin in place, and cover plate removed, the end of the static pin should be flush with the plate surface. Sensor Static Pin RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 55: Cleaning

    MAINTENANCE Strain gage sensors require little maintenance. RJG, Inc. offers the following tools to test sensors. CLEANING 1. Sensor eValuator Pull sensors from the mold and clean out the pockets and channels when a mold The Sensor eValuator provides diagnostics is pulled for preventative maintenance.

  • Page 56: Calibration

    For most applications, that run at the high end of their range. calibration accuracy of 2% is more than sufficient, and is used by RJG as the specification 5. Sensor Operating Temperature for repaired sensors. The higher the mold temperature, the greater the potential for calibration shift.

  • Page 57: Warranty

    RJG, INC. STANDARD THREE‑YEAR WARRANTY wear. However, if the wear pattern exceeds half the diameter of the loading nub, the RJG, Inc. is confident in the quality and sensor calibration is more likely to have shifted robustness of the LS‑B‑127‑50/125/500/2000 significantly.
  • Page 58 RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 59: Installation Errors

    Angles greater than 30° cause excessive side‑load friction and influence sensor accuracy. 3. Pin is engraved on head right). • Pin heads must remain flat. Engrave pins on the side if necessary. Product Manual | Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 RJG, Inc.

  • Page 60: Sensor Head Issues

    The mold surface must have a finish of better; the sensor pocket must have a smooth surface. 4. Sensor and ejector pin are not perpendicular right). • The sensor and ejector pin must be perpendicular. RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 61: Case And Cable Issues

    2. Sensor case is mounted on surface that exceeds temperature rating. • Do not mount the Lynx case on surface that exceeds the recommended temperature rating. Contact RJG, Inc. Customer support for high‑temperature applications. 3. Lynx case is drilled to accommodate alternate mounting right).

  • Page 62: Customer Support

    CUSTOMER SUPPORT Contact RJG’s Customer Support team by phone or email. RJG, Inc. Customer Support P: 800.472.0566 (Toll Free) P: +1.231.933.8170 email: support@rjginc.com www.rjginc.com/support RJG, Inc. Lynx™ Strain Gage Button Sensors LS‑B‑127‑50/125/500/2000 | Product Manual...

  • Page 63: Related Products

    RELATED PRODUCTS COMPATIBLE PRODUCTS The LS‑B‑127‑50/125/500/2000 is compatible with other RJG, Inc. products for use with the eDART process control and monitoring system. LYNX CABLES CE‑LX5 The Lynx sensor cable ( at right) is a polypropylene‑coated cable suited for the heat and stress found in injection molding environments.

  • Page 64: Similar Products

    SIMILAR PRODUCTS RJG, Inc. offers a wide array of cavity pressure sensors for each application—strain gage, single‑channel, multi‑channel, and digital. LYNX STRAIN GAGE 4,000‑POUND SENSOR The Lynx Strain Gage LS‑B‑159‑4000 button‑style sensor ( at right) provides the same strain gage technology and indirect installation style as the LS‑B‑147‑50/125/500/2000 sensors, but with...
  • Page 66 P +39 335 178 4035 P +01 231 947‑3111 sales@it.rjginc.com F +01 231 947‑6403 it.rjginc.com sales@rjginc.com www.rjginc.com MEXICO RJG MEXICO SINGAPORE RJG (S.E.A.) PTE LTD Chihuahua, Mexico Singapore, Republic of P +52 614 4242281 Singapore sales@es.rjginc.com P +65 6846 1518 es.rjginc.com sales@swg.rjginc.com en.rjginc.com...

This manual is also suitable for:

Lynx ls-b-127-500Lynx ls-b-127-125Lynx ls-b-127-2000

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