G-7GLinear GagesIdeal for integration into harsh environments such as automation applicationsMitutoyo reserves the right to change any or all aspects of any product specication, including prices, designs and service content, without notice.M18×1Rubber bootThrust stemClamp nut02ADN37102ADB692Dimensions with a thrust stem installed(screw top height)Cable length, 2 m51.5 or longer (stroke)M14×0.5Attachment thread for thrust stem1423413.8(316)0.6ø15-0.015 061.720.656.18.641ø1818.595ø18-0.018 0(24.2)214.5124.9174629.620LGFSERIES 542 — Economical Design•Excellent vibration/shock resistance due to the design of the spindle guide.•Sliding durability improved to remain serviceable for at least 15 million cycles (in-house testing).•Shock resistance, 100 G/11 ms (IEC 60068-2-27)•The LGF-Z series, which is equipped with a reference point mark on the linear encoder (refer to page G-9), and includes a 0.1 µm resolution type (refer to page G-8) is also available.Unit: mmWith thrust stem set(optional accessory) With thrust stem set(optional accessory) With thrust stem set(optional accessory) 542-171, -161542-172, -162542-173, -163ø1841ø11.8DIMENSIONS542-171, -161542-172, -162542-173, -163ConnectorM9.5×0.5Attachment thread for thrust stemM9.5×0.5Clamp nut02ADB682Thrust stem02ADB681(screw top height)10.6 or longer (stroke)Cable length, 2 mDimensions with a thrust stem installed12(13.8)ø9.5-0.015 0414.59.5617.3ø8-0.009 012.334(129.5)15.461.546.9ø184114.80.675.7146.9545.9Rubber bootCable length, 2 m(screw top height)M14×0.5Attachment thread for thrust stemDimensions with a thrust stem installedM18×1Thrust stemClamp nut02ADN37102ADB69221(24.2)ø18-0.018 05918.5ø184120.630.761.7ø15-0.015 013.826 or longer (stroke)(208.3)348.693.6114.76.522200.64.584.1Rubber bootOptional Accessories• Air drive unitFor 10 mm range models: 02ADE230For 25 mm range models: 02ADE250For 50 mm range models: 02ADE270Required air pressure: 0.2 to 0.4 MPaSpindle extends when air is supplied.Unit: mm•Rubber boot (spare)For 10 mm range models: 238772For 25 mm range models: 962504For 50 mm range models: 962505•Thrust stem set*For 10 mm range models: 02ADB680Thrust stem: 02ADB681 Clamp nut: 02ADB682For 25/50 mm range models: 02ADN370Thrust stem: 02ADN371 Clamp nut: 02ADB692External dimensions are described in the dimensional drawing of the product.•Special spannerFor 10 mm range models: 02ADB683For 25/50 mm range models: 02ADB693* Thrust stem set is a combination of thrust stem and a clamp nut. A special spanner is required for tightening. If using multiple gages, a thrust stem set for each gage and one special spanner are required.•Extension cable 5 m : 902434 10 m  : 902433 20 m  : 902432Connectable up to 3 pieces, 20 m at maximum.SPECIFICATIONSOrder No.542-171542-161542-172542-162542-173542-163Measuring range10 mm25 mm50 mmResolution0.5 µm1 µm0.5 µm1 µm0.5 µm1 µmMeasuring accuracy (20 °C)L=arbitrary measuring length (mm)(1.5+L/50) µmQuantizing error±1 countMeasuring force Contact point downwards1.2 N or less4.6 N or less5.7 N or lessContact point horizontal1.1 N or less4.3 N or less5.3 N or lessContact point upwards1.0 N or less4.0 N or less4.9 N or lessPosition detection methodPhotoelectric linear encoderResponse speed1500 mm/sOutput90° phase difference, differential square wave (RS-422A equivalent), minimum edge intervals: 1000 ns for 5 µm model, 500 ns for 1 µm model, 250 ns for 0.5 µm modelOutput square wave pitch2 µm4 µm2 µm4 µm2 µm4 µmMassApprox. 260 gApprox. 300 gApprox. 400 gContact pointø3 mm carbide tipped (xing screw: M2.5 (P=0.45)×5), standard contact point: 901312Stem ø8 mmø15 mmBearing Linear ball typeOutput cable length2 m (directly from casing)ConnectorPlug: RM12BPE-6PH (HIROSE), Compatible receptacle: RM12BRD-6S (HIROSE)Operating temperature (humidity) ranges 0 to 40 °C (RH 20 to 80 %, non-condensing)Storage temperature (humidity) ranges–10 to 60 °C (RH 20 to 80 %, non-condensing)Refer to the Linear Gage Brochure (No. E13007) for more details.

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