INUCTIVE SERIES Compact Inductive Proximity -N -U G-8H/8H G-N G-8U G-6 Miniature -S is an amplifier built-in inductive proximity sensor having a diameter of just ".8mm. -S ".8mm Various Applications The series can be used for various applications because of its wide supply voltage range, open-collector transistor output, sufficient output capacity and IP67 protection. High Functionality Together with Robust Housing and Resistant Cable Operation Indicator Marked Conforming to EMC irective All models of the series are equipped with an operation indicator for easy adjustment and maintenance. ong Sensing Range Robust Housing Ten Times Greater Resistance GA-/GH The non-shielded type (-8M) has twice the sensing range of the shielded type (-8M), although having the same size. Hence, it allows margin against sensing distance variations. Shielded type -8M Non-shielded type -8M mm mm The -4S uses a robust stainless steel housing. The tightening torque can be.58n m or less. Tightening torque:.58nm or less Set screw M (Cup-point) A Robust housing [Stainless steel (SUS4)] ("4.4mm) Tighten from a direction the set screw perpendicular ( ) indicator. to the operation Set screw tightening position A: 5 to mm ( from the sensor end ) The inflection resistance of the cable to repeated bending has been increased tenfold by using special alloy cores for the cable. 676
APPICATIONS Sensing screws on cassette Sensing the punch of a die Counting parts INUCTIVE ORER GUIE Non-shielded type Type Appearance (mm) Sensing range (Note ) Shielded type Non-threaded type Threaded type ".8 Robust housing type "4.4 "5.4 M5 M8 M8.8mm ( to.6mm).8mm ( to.6mm) mm ( to.8mm).8mm ( to.6mm) mm ( to.8mm) mm ( to.6mm) Maximum operation distance Stable sensing range (Note ) -S -SB -S-R -SB-R -4S -4SB -4S-R -4SB-R -5S -5SB -5S-R -5SB-R -5M -5MB -5M-R -5MB-R -8M -8MB -8M-R -8MB-R -8M -8MB Supply voltage to 4V C % to V C to 4V C % to V C Output operation Notes: ) The maximum operation distance stands for the maximum distance for which the sensor can detect the standard sensing object. The stable sensing range stands for the sensing range for which the sensor can stably detect the standard sensing object even if there is an ambient temperature drift and/or supply voltage fluctuation. Notes: ) The suffix -R at the end of the model No. specifies the inflection type. G-8H/8H G-N G-8U G-6 -U -N GA-/GH 677
INUCTIVE G-8H/8H G-N G-8U G-6 -U -N SPECIFICATIONS Non-threaded type Item Max. operation distance (Note ) Stable sensing range (Note ) Standard sensing object Hysteresis Repeatability Supply voltage Current consumption Output Utilization category Output operation Short-circuit protection Max. response frequency Operation indicator Pollution degree Protection Ambient temperature Ambient humidity EMC Voltage withstandability Environmental resistance Material Cable Insulation resistance Vibration resistance Shock resistance Sensing range variation Type Temperature characteristics Voltage characteristics -S Shielded type.8mm5% mm5% to.6mm to.8mm 55tmm 66tmm 5% or less of operation distance!m or less 8!m or less to 4V C% Ripple P-P % or less to V C Ripple P-P % or less 5mA or less NPN open-collector transistor Maximum sink current: 5mA Applied voltage: V C or less (between output and V) Residual voltage:.4v or less (at 5mA sink current) to 55Hz frequency,.5mm amplitude in X, Y and Z directions for two hours each m/s acceleration (G approx.) in X, Y and Z directions for ten times each Over ambient temperature range5 to7c: within% of sensing range at C Within% for% fluctuation of the supply voltage Enclosure: Stainless steel (SUS4), Resin part: TPX C- or C- Normally Normally Normally Normally Normally Normally Normally Normally Normally Normally Normally Normally open closed open closed open closed open closed open closed open closed Incorporated khz.5khz Red E (lights up when the output is ON) (Industrial environment) IP67 (IEC) 5 to7c, Storage:5 to8c 5 to 95% RH, Storage: 5 to 95% RH 5 to 85% RH, Storage: 5 to 95% RH Emission: EN58-, Immunity: EN58-5V AC for one min. between all supply terminals connected together and enclosure 5MΩ, or more, with 5V C megger between all supply terminals connected together and enclosure.8mm -core oil, heat and cold resistant cabtyre cable, m long -SB -S-R -SB-R -4S -4SB -4S-R -4SB-R -5S -5SB -5S-R -5SB-R.mm -core inflection, cabtyre cable, m long.8mm -core oil, heat and cold resistant cabtyre cable, m long.mm -core inflection, cabtyre cable, m long NPN open-collector transistor Maximum sink current: ma (Note ) Applied voltage: V C or less (between output and V) NP Residual voltage:.5v or less (at ma sink current).4v or less (at 5mA sink current) 5MΩ, or more, with 5V C megger between all supply terminals connected together and enclosure m/s acceleration (G approx.) in X, Y and Z directions for ten times each Over ambient temperature range5 to7c: within5% of sensing range at C Within.5% for 5% fluctuation of the supply voltage Enclosure: Brass (Nickel plated) Resin part: ABS.4mm -core oil, heat and cold resistant cabtyre cable, m long.5mm -core inflection, cabtyre cable, m long GA-/GH Cable extension Weight Accessories MS-SS ( mounting bracket): No. MS-SS- (C bracket): No. Extension up to total m is possible with.mm, or more, cable. g approx. 55g approx. MS-SS5 ( mounting bracket): No. Notes: ) The maximum operation distance stands for the maximum distance for which the sensor can detect the standard sensing object. The stable sensing range stands for the sensing range for which the sensor can stably detect the standard sensing object even if there is an ambient temperature drift and/or supply voltage fluctuation. Notes: ) The maximum sink current depends on the ambient temperature. Refer to I/O CIRCUIT AN WIRING IAGRAMS for details. 678
SPECIFICATIONS Threaded type Environmental resistance Material Type Temperature characteristics Voltage characteristics Shielded type Within% for% fluctuation of the supply voltage Enclosure: Brass (Nickel plated) Resin part: TPX Non-shielded type Item -5M -5MB -5M-R -5MB-R -8M -8MB -8M-R -8MB-R -8M -8MB Max. operation distance (Note ) Stable sensing range (Note ) Standard sensing object.8mm5% to.6mm 55tmm mm5% to.8mm 88tmm mm5% to.6mm tmm Hysteresis 5% or less of operation distance % or less of operation distance Repeatability!m or less 8!m or less 4!m or less Supply voltage Current consumption to 4V C% Ripple P-P % or less NPN open-collector transistor to V C Ripple P-P % or less 5mA or less NPN open-collector transistor Maximum sink current: 5mA Maximum sink current: ma (Note ) Output Applied voltage: V C or less (between output and V) Residual voltage:.4v or less Applied voltage: V C or less (between output and V) Residual voltage:.5v or less (at ma sink current) (at 5mA sink current).4v or less (at 5mA sink current) Utilization category C- or C- Output operation Short-circuit protection Incorporated Normally Normally Normally Normally Normally Normally Normally Normally Normally Normally open closed open closed open closed open closed open closed Max. response frequency Operation indicator Pollution degree Protection Ambient temperature khz Red E (lights up when the output is ON) (Industrial environment) IP67 (IEC) 5 to7c, Storage:5 to8c 5Hz Ambient humidity 5 to 95% RH, Storage: 5 to 95% RH 5 to 85% RH, Storage: 5 to 95% RH EMC Voltage withstandability Insulation resistance Vibration resistance Shock resistance Emission: EN58-, Immunity: EN58-5V AC for one min. between all supply terminals connected together and enclosure to 55Hz frequency,.5mm amplitude in X, Y and Z directions for two hours each m/s acceleration (G approx.) in X, Y and Z m/s m/s acceleration (G approx.) in X, Y and Z acceleration (G approx.) in X, Y and Z directions for ten times each directions for ten times each directions for three times each 5MΩ, or more, with 5V C megger between all 5MΩ, or more, with 5V C megger between all supply terminals supply terminals connected together and enclosure connected together and enclosure Over ambient temperature range5 to7c: Over ambient temperature range5 to7c: within% of sensing range at C within 5 Sensing range % of sensing range at C variation Within.5% for5% fluctuation of the supply voltage Enclosure: Brass (Nickel plated) Resin part: ABS INUCTIVE G-8H/8H G-N G-8U G-6 -U -N Cable Cable extension Weight (Note ) Accessories.8mm -core oil, heat and cold resistant cabtyre cable, m long Nut: Nos. Toothed lock washer: No. Extension up to total m is possible with.mm, or more, cable. g approx..mm -core inflection, cabtyre cable, m long Nut: Nos. Toothed lock washer: Nos..4mm -core oil, heat and cold resistant cabtyre cable, m long Nut: Nos. Toothed lock washer: No..5mm -core inflection, cabtyre cable, m long 6g approx. Nut: Nos. Toothed lock washer: Nos..4mm -core, oil, heat and cold resistant cabtyre cable, m long Extension up to total m is possible with.4mm, or more, cable. Nut: Nos. Toothed lock washer: No. Notes: ) The maximum operation distance stands for the maximum distance for which the sensor can detect the standard sensing object. The stable sensing range stands for the sensing range for which the sensor can stably detect the standard sensing object even if there is an ambient temperature drift and/or supply voltage fluctuation. Notes: ) The maximum sink current depends on the ambient temperature. Refer to I/O CIRCUIT AN WIRING IAGRAMS for details. Notes: ) The given weight of the threaded type includes the weight of two nuts and one toothed lock washer. GA-/GH 679
INUCTIVE I/O CIRCUIT AN WIRING IAGRAMS -5S -8M -8M I/O circuit diagram Wiring diagram Color code Brown circuit Tr Z (Brown)V oad (Black) Output ma max. (Note) (Blue) V to V C Black Blue oad to V C -N -U G-8H/8H G-N G-8U G-6 Internal circuit Users circuit Symbols... : Reverse supply polarity protection diode Z: Surge absorption zener diode Tr : NPN output transistor If a capacitor of!f or more is connected between V and output or betweenv and output, connect a Ω resistor in series as shown below. Internal circuit -S -5M -4S I/O circuit diagram circuit Z Tr Internal circuit (Brown) V (Black) Output Ω (Blue) V Users circuit (Blue) V Color code (Brown)V V!F or more (Black) Output Signal!F or more V 5mA max. Users circuit oad Symbols... : Reverse supply polarity protection diode Z: Surge absorption zener diode Tr : NPN output transistor Without the resistor, the shortcircuit protection is activated by the charge or discharge current of the capacitor, so that it results in delaying the response whenever the sensor switches. The connected resistor solves this problem. to 4V C % Note: The maximum sink current varies depending on the ambient temperature. Max. sink current (ma) Wiring diagram GA-/GH 5 55 7 Ambient temperature ( C) Brown Black Blue oad to 4V C % 68
Setting distance (mm) Setting distance (mm) SENSING CHARACTERISTICS (TYPICA) -S -5M -4S Sensing field Standard sensing object 55tmm # 4 4 eft Center Right Operating point?(mm) -5S Sensing field Standard sensing object 66tmm # 4 4 eft Center Right Operating point?(mm) -8M Sensing field Setting distance (mm) Standard sensing object 88tmm # Correlation between sensing object size and sensing range As the sensing object size becomes smaller than the standard size (iron sheet 55tmm), the sensing range shortens as shown in the left aamm figure. Sensing range (mm) 5 5 Sensing object side length a (mm) tmm Correlation between sensing object size and sensing range As the sensing object size becomes smaller than the standard size (iron sheet 66tmm), the sensing range shortens as shown in the left aamm figure. Sensing range (mm) tmm 5 5 Sensing object side length a (mm) Correlation between sensing object size and sensing range As the sensing object size becomes smaller than the standard size (iron sheet 88tmm), the aamm sensing range shortens as shown in the left figure. Sensing range (mm) tmm INUCTIVE G-8H/8H G-N G-8U G-6 -U -N 4 4 eft Center Right Operating point?(mm) 5 5 Sensing object side length a (mm) -8M Setting distance (mm) Sensing field Standard sensing object tmm # Correlation between sensing object size and sensing range As the sensing object size becomes smaller than the standard size (iron sheet tmm), the sensing range shortens as shown in the left figure. Sensing range (mm) aamm tmm GA-/GH 4 4 eft Center Right Operating point?(mm) 4 Sensing object side length a (mm) 68
INUCTIVE G-8H/8H G-N G-8U G-6 -U -N PRECAUTIONS FOR PROPER USE Mounting The tightening torque should be as given below. Mounting with set screw <Shielded threaded type> Tighten the set screw on the flat surface of the sensor without applying excessive force. Make sure to use a set screw with a cup-point end. Set screw (M4 or less) (Note) -5M -8M B (mm) C (mm) -S 5 to When using the C bracket -4S -5S -8M Set screw tightening position A (mm) 5 to 8 to 5 to 8 to to 5 Tightening torque.9nm.9nm <Non-threaded type and non-shielded threaded type> C B This product is not a safety sensor. Its use is not intended or designed to protect life and prevent body injury or property damage from dangerous parts of machinery. It is a normal object detection sensor. A Set screw (M4 or less) Tightening torque.9nm.58nm.58nm.9nm.9nm Note: The protrusion should be kept C (mm) or more to avoid reduction of sensing range. To fasten -S and -4S, use a M or less set screw and tighten it from a direction perpendicular to the operation indicator. Operation indicator Set screw Note: To fasten -5M, use a M or less set screw. Operation indicator Operation indicator -5M -8M -8M (mm) to.49nm or more.47nm to.47nm or more.4nm 9 to.98nm or more.4nm When using the C bracket, place it on the sensor at a distance of mm or more from the sensor end. Mounting with nut Refer to P.86l for general precautions. Note that the maximum tightening torque differs according to the location of the nuts. <Shielded threaded type> Mounting plate Attached toothed lock washer ( Nos. attached for -R type only) <Non-shielded threaded type> Tightening torque Note: Mount such that the nuts do not protrude from the threaded portion. Attached toothed lock washer Mounting plate C bracket GA-/GH mm or more To fasten the non-shielded threaded type, tighten the set screw on the flat surface of the sensor. 68
PRECAUTIONS FOR PROPER USE istance from surrounding metal As metal around the sensor may affect the sensing performance, pay attention to the following points. Influence of surrounding metal The surrounding metal will affect the sensing performance. Keep the minimum distance specified in the table below. Background metal -S -4S -5S -5M -8M -8M E (mm) Embedding of the sensor in metal Sensing range may decrease if the sensor is completely embedded in metal. Especially for the non-threaded type and the non-shielded type, keep the minimum distance specified in the table below. G E Mutual interference When two or more sensors are installed in parallel or face to face, keep the minimum separation distance specified below to avoid mutual interference. Face to face mounting F H Parallel mounting 4 4 8 Metal Iron Stainless steel (SUS4) Brass Aluminum -S -4S.65 approx..6 approx.. approx. -5M.8 approx..6 approx..58 approx. -5S -8M -8M.7 approx..4 approx..5 approx. Note: The sensing range also changes if the sensing object is plated. Refer to P.86l for general precautions. Sensing range The sensing range is specified for the standard sensing object. With a non-ferrous metal, the sensing range is obtained by multiplying with the correction coefficient specified below. Correction coefficient Others o not use during the initial transient time (ms) after the power supply is switched on. When the sensor is mounted on a moving base, stress should not be applied to the sensor cable joint. s attached with inflection are also available. They are identified by the suffix -R at the end of the model No. -S, -4S and -5M do not incorporate a short-circuit protection at the output. o not connect them directly to a power supply or a capacitive load. INUCTIVE G-8H/8H G-N G-8U G-6 -U -N GA-/GH Metal -S -4S -5S -8M -S -4S -5S -5M -8M -8M F (mm) G (mm) 5 " " "5.4 " H (mm) J (mm) 6 6 5 6 6 5 5 Stress Stress J 68
INUCTIVE IMENSIONS (Unit: mm) -S -4S 9 4 9 4 ".8 "4.4 -N -U G-8H/8H G-N G-8U G-6-5S "5.4-8M 7.4 "5 Flat part 7. ".6 cable m long ".5 cable m long Toothed lock washer (Internally toothed) -5M Flat part M8 thread 6 "5 ".5 cable m long " 4.4 8-8M 7.4 "6.4 "5 Toothed lock washer (Internally toothed) 8 9 Flat part 4 M5.5 thread ".6 cable m long ".8 4 ".6 cable m long Toothed lock washer (Internally toothed) "5 6 M8 thread ".5 cable m long MS-SS- C bracket for -S (Accessory) MS-SS MS-SS5 mounting bracket for -S (Accessory) mounting bracket for -5S (Accessory) GA-/GH t.45 (4.75) 4 Note: By using the C bracket, the applicable tightening force can be doubled. A B 4 4 8 4 6 -".5 mounting holes C Symbol A B C Applicable model No. MS-SS MS-SS5 6 9 6. 4.9 8 8. 6. -S -5S Material: Nylon 66 684