SESHIN BUFFALO Fish Tape W2420, SB W2420 Size:SB W2420 (3MM, 4.5MM*20M) Sensing type Through beam type(cross beam) Sensing type Through beam type(cross beam) Sensing distance 1 to 7m Light source Infrared LED(850nm modulated) Optical axis pitch 40mm Number of optical axes 10 Sensing height 360mm Power voltage 12 24VDC ±10%(ripple P P: max Specification item model symbol Specification information With auto switch D With auto switch Mounting support type B Basic type tube inner diameter 16 tube inner diameter 16mm cylinder stroke 80 dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None Port location on head cover 90° about axis rocking support bracket no metal fittings rod end bracket no metal fittings auto switch Without auto switch Auto switch additional symbol 2 with or without Auto switch mounting type B band attached Custom made specifications standard