GX-U/FU Proximity Sensors Specifications

Specifications for this product appear below.

Download full GX-U/FU specifications in PDF format.

DC 2-wire type

Type		Shielded type
Type		Non-threaded type	Threaded type
Model No.	Normally open	GX- 5SU	GX- 8MU	GX- 12MU	GX- 18MU	GX- 30MU
Model No.	Normally closed	GX- 5SUB	GX- 8MUB	GX- 12MUB	GX- 18MUB	GX- 30MUB
Max. operation distance (Note 2)		1.5 mm 0.059 in ± 10 %	2 mm 0.079 in ± 10 %	3 mm 0.118 in ± 10 %	7 mm 0.276 in ± 10 %	10 mm 0.394 in ± 10 %
Stable sensing range (Note 2)		0 to 1.2 mm 0 to 0.047 in	0 to 1.6 mm 0 to 0.063 in	0 to 2.4 mm 0 to 0.094 in	0 to 5.6 mm 0 to 0.220 in	0 to 8 mm 0 to 0.315 in
Standard sensing object		Iron sheet 6 x 6 x t 1 mm 0.236 x 0.236 x t 0.039 in	Iron sheet 8 x 8 x t 1 mm 0.315 x 0.315 x t 0.039 in	Iron sheet 12 x 12 x t 1 mm 0.472 x 0.472 x t 0.039 in	Iron sheet 18 x 18 x t 1mm 0.709 x 0.709 x t 0.0 39 in	Iron sheet 30 x 30 x t 1 mm 1.181 x 1.181 x t 0.039 in
Hysteresis		20 % or less of operation distance (with standard sensing object)
Supply voltage		12 to 24 V DC +10 /-15 % Ripple P-P 10 % or less
Current consumption (Note 3)		0.8 mA or less
Output		Non-contact DC 2-wire type - Load current: 3 to 70 mA (Note 4) - Residual voltage: 3 V or less (Note 5)
	Short-circuit protection	Incorporated
Max. response frequency		1.7 kHz	1.2 kHz	1.2 kHz	500 Hz	350 Hz
Operation indicator		Normally closed type: Orange LED (lights up when the output is ON)
2-color indicator		Normally open type: Lights up in green under stable sensing condition, lights up in orange under unstable sensing condition
Protection		IP67 (IEC), IP67g (JEM)
Ambient temperature		-25 to +70 ℃ -13 to +158 ℉, Storage: -30 to +80 ℃ -22 to +176 ℉
Ambient humidity		45 to 85 % RH, Storage: 35 to 95 % RH
Voltage withstandability		1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance		50 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration resistance		10 to 55 Hz frequency, 1.5 mm 0.059 in amplitude in X, Y and Z directions for two hours each
Shock resistance		1,000 m/s2 acceleration (100 G approx.) in X, Y and Z directions for three times each
Sensing range variation	Temperature characteristics	Over ambient temperature range -25 to +70 ℃ -13 to +158 ℉ : within ±10 % of sensing range at +20 ℃ +68 ℉
Sensing range variation	Voltage characteristics	Within ±2 % for ±10 % fluctuation of the supply voltage
Material		Enclosure: Brass (Nickel plated) [Stainless steel (SUS303) for GX-5SU(B), GX-8MU(B) and GX-8MLU(B)] Sensing part: Nylon [Polyalylate for GX-5SU(B)], Indicator part: Nylon [excluding GX-5SU(B)]
Cable		0.3 mm2 [0.15 mm2 for GX-5SU(B), GX-8MU(B) and GX-8MLU(B)] 2-core oil, heat and cold resistant cabtyre cable, 2 m 6.562 ft long
Cable extension		Extension up to total 50 m 164.042 ft is possible with 0.3 mm2, or more, cable.
Weight (Note 6)		Net weight: 20 g approx.	Net weight: 30g approx.	Net weight: 55g approx.	Net weight: 95g approx.	Net weight: 220g approx.
Accessories		-	Nut: 2 pcs., Toothed lock washer: 1 pc.

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Type		Non-shielded type
Type		Threaded type
Model No.	Normally open	GX- 8MLU	GX- 12MLU	GX- 18MLU	GX- 30MLU
Model No.	Normally closed	GX- 8MLUB	GX- 12MLUB	GX- 18MLUB	GX- 30MLUB
Max. operation distance (Note 2)		4 mm 0.157 in ± 10 %	8 mm 0.315 in ± 10 %	15 mm 0.591 in ± 10 %	22 mm 0.866 in ± 10 %
Stable sensing range (Note 2)		0 to 3.2 mm 0 to 0.126 in	0 to 6.4 mm 0 to 0.252 in	0 to 12 mm 0 to 0.472 in	0 to 17.6 mm 0 to 0.693 in
Standard sensing object		Iron sheet 20 x 20 x t 1 mm 0.787 x 0.787 x t 0.039 in	Iron sheet 30 x 30 x t 1 mm 1.181 x1.181 x t 0.039 in	Iron sheet 50 x 50 x t 1 mm 1.969 x 1.969 x t 0.039 in	Iron sheet 70 x 70 x t 1 mm 2.756 x 2.756 x t 0.039 in
Hysteresis		20 % or less of operation distance (with standard sensing object)
Supply voltage		12 to 24 V DC +10 /-15 % Ripple P-P 10 % or less
Current consumption (Note 3)		0.8 mA or less
Output		Non-contact DC 2-wire type - Load current: 3 to 70 mA (Note 4) - Residual voltage: 3 V or less (Note 5)
	Short-circuit protection	0.8 mA or less
Max. response frequency		1 kHz	650 Hz	350 Hz	220 Hz
Operation indicator		Normally closed type: Orange LED (lights up when the output is ON)
2-color indicator		Normally open type: Lights up in green under stable sensing condition, lights up in orange under unstable sensing condition
Protection		IP67 (IEC), IP67g (JEM)
Ambient temperature		-25 to +70 ℃ -13 to +158 ℉, Storage: -30 to +80 ℃ -22 to +176 ℉
Ambient humidity		45 to 85 % RH, Storage: 35 to 95 % RH
Voltage withstandability		1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance		50 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration resistance		10 to 55 Hz frequency, 1.5 mm 0.059 in amplitude in X, Y and Z directions for two hours each
Shock resistance		1,000 m/s2 acceleration (100 G approx.) in X, Y and Z directions for three times each
Sensing range variation	Temperature characteristics	Over ambient temperature range -25 to +70 ℃ -13 to +158 ℉: within ±10 % of sensing range at +20 ℃ +68 ℉
Sensing range variation	Voltage characteristics	Within ±2 % for ±10 % fluctuation of the supply voltage
Material		Enclosure: Brass (Nickel plated) [Stainless steel (SUS303) for GX-5SU(B), GX-8MU(B) and GX-8MLU(B)] Sensing part: Nylon [Polyalylate for GX-5SU(B)], Indicator part: Nylon [excluding GX-5SU(B)]
Cable		0.3 mm2 [0.15 mm2 for GX-5SU(B), GX-8MU(B) and GX-8MLU(B)] 2-core oil, heat and cold resistant cabtyre cable, 2 m 6.562 ft long
Cable extension		Extension up to total 50 m 164.042 ft is possible with 0.3 mm2, or more, cable.
Weight (Note 6)		Net weight: 30g approx.	Net weight: 55g approx.	Net weight: 95g approx.	Net weight: 220g approx.
Accessories		Nut: 2 pcs., Toothed lock washer: 1 pc.

Notes:
1) Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +23 ℃ +73.4 ℉.
2) 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.
3) It is the leakage current when the output is in the OFF state.
4) The maximum load current varies depending on the ambient temperature.
5) When the cable is extended, the residual voltage becomes larger.
6) The weight of the threaded type includes the weight of two nuts and one toothed lock washer.

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Spatter-resistant of DC 2-wire type (Pigtailed type)

Type		Shielded type
Type		Threaded type
Model No.		GX-F12MU-J	GX-F18MU-J	GX-F30MU-J
Max. operation distance (Note 2)		3 mm 0.118 in ± 10 %	7 mm 0.276 in ± 10 %	10 mm 0.394 in ± 10 %
Stable sensing range (Note 2)		0 to 2.4 mm 0 to 0.094 in	0 to 5.6 mm 0 to 0.220 in	0 to 8 mm 0 to 0.315 in
Standard sensing object		Iron sheet 12 x 12 x t 1 mm 0.472 x 0.472 x t 0.039 in	Iron sheet 18 x 18 x t 1 mm 0.709 x 0.709 x t 0.039 in	Iron sheet 30 x 30 x t 1 mm 1.181 x1.181 x t 0.039 in
Hysteresis		20 % or less of operation distance (with standard sensing object)
Supply voltage		12 to 24 V DC +10 /-15 % Ripple P-P 10 % or less
Current consumption (Note 3)		0.8 mA or less
Output		Non-contact DC 2-wire type - Load current: 3 to 70 mA (Note 4) - Residual voltage: 3 V or less (Note 5)
	Output operation	Normally open
	Short-circuit protection	Incorporated
Max. response frequency		1.2 kHz	500 Hz	350 Hz
2-color indicator		Lights up in green under stable sensing condition, lights up in orange under unstable sensing condition
Protection		IP67 (IEC), IP67g (JEM)
Ambient temperature		-25 to +70 ℃ -13 to +158 ℉, Storage: -30 to +80 ℃ -22 to +176 ℉
Ambient humidity		45 to 85 % RH, Storage: 35 to 95 % RH
Voltage withstandability		1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance		50 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration resistance		10 to 55 Hz frequency, 1.5 mm 0.059 in amplitude in X, Y and Z directions for two hours each
Shock resistance		1,000 m/s2 acceleration (100 G approx.) in X, Y and Z directions for three times each
Sensing range variation	Temperature characteristics	Over ambient temperature range -25 to +70 ℃ -13 to +158 ℉ : within ±10 % of sensing range at +20 ℃ +68 ℉
Sensing range variation	Voltage characteristics	Within ±2 % for ±10 % fluctuation of the supply voltage
Material		Enclosure: Brass (Fluorine resin coated), Sensing part : Polyalylate (Fluorine resin coated), Indicator part: Polyalylate
Cable		0.3 mm2 2-core spatter-resistant cable, 0.3 m 0.984 ft long with round type connector
Cable extension		Extension up to total 50 m 164.042 ft is possible with 0.3 mm2, or more, cable.
Weight (Note 6)		Net weight: 35 g approx.	Net weight: 75g approx.	Net weight: 200g approx.
Accessories		Nut: 2 pcs. (Fluorine resin coated), Toothed lock washer: 1 pc. (Fluorine resin coated)

Notes:
1) Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +23 ℃ +73.4 ℉.
2) 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.
3) It is the leakage current when the output is in the OFF state.
4) The maximum load current varies depending on the ambient temperature.
5) When the cable is extended, the residual voltage becomes larger.
6) The given weight includes the weight of two nuts and one toothed lock washer.

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