KEYENCE CS-LGS30PC

The CS-LGS30PC is a linear cylinder sensor for gripper models, fitted in an SMC C-shaped slot. It detects the magnetic flux of a cylinder piston over a 30 mm sensor body and reports piston position through an open-collector output or through IO-Link. It is used to confirm gripper open/closed position on pneumatic grippers.

Source checked9/9 values · 2026-10-26KEYENCESensor
Weight
0.01kg

Specification

1 source
Categorysensor
Supply voltage18 to 30 VDC
Output typePNP (open collector, M8 connector)
Power consumption0.0005 kW
Operating temp min-20 °C
Operating temp max60 °C

Quick answers

How much does the KEYENCE CS-LGS30PC weigh?
0.01 kg, per Specs Linear Cylinder Sensor for Grippers CS-LG series (keyence.com).

Study notes

  • Sensor size 30 mm (1.18 in).
  • Supported slot shape is the SMC C-shaped slot; other C/T-shaped slot cylinders may need optional brackets, and slot shape/size varies by cylinder manufacturer and type.
  • Minimum detectable magnetic flux density 2 mT; maximum supported speed 1 m/s.
  • Resolution 0.01 mm; repeatability guaranteed by KEYENCE inspection facilities and may vary with installation environment.
  • Linearity (reference value) ±0.3 mm.
  • Detection cycle 1 ms; default response time 5 ms, settable as fast as 3 ms with a high-functionality amplifier, panel or IO-Link; response time increases by up to +13 ms when a high-functionality amplifier is used.
  • Number of outputs is 2 when using just the sensor and 4 when connected to IO-Link or the SP-N/V Series.
  • Control output is open-collector, 30 VDC or less, 50 mA total for 2 outputs, residual voltage 2.5 V or less.
  • Network function is IO-Link Specification v1.1/COM3.
  • Body materials are aluminum alloy, SUS304 and PBT; weight approx. 10 g (0.35 oz).
  • NPN operation is possible when using a high-functionality amplifier.

Safety

  • Enclosure rating IP65/IP67 per IEC 60529.
  • Power supply must be 18 to 30 VDC including ripple, Class 2 or LPS.
  • Keep cable length to 30 m or less for the PNP M8 connector type, and 20 m or less when connecting via IO-Link.
  • Built-in protection: reverse polarity protection and output overcurrent protection.
  • No impact monitoring function is provided.
  • Ambient temperature range -20 to +60 °C with no freezing; relative humidity up to 85 % RH with no condensation.
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