The all in one proximity sensor and limit switch. GO gets it. GO Switch is the most versatile sensing solution. It detects like a proximity switch and functions like a limit switch, providing higher reliability when conventional switches fail.

A Global Leader in Valve Control and Proximity Sensing TopWorx™, a brand of Emerson™ Process Management, is a global leader in valve control and proximity sensing for the process industries. Our solutions enable plants, platforms, and pipelines to manage and control operations more intelligently and efficiently under the most demanding and extreme conditions. Global Technology Leadership TopWorx technology advancements are at the forefront of innovation in the process automation industry. TopWorx uses wireless technologies and fieldbus protocols such as FOUNDATION Fieldbus, DeviceNet, AS-Interface,...

HIGH RELIABILITY APPLICATIONS GO Switch provides reliable, durable proximity sensing in the most demanding conditions. Using unique technology, GO Switch outperforms all other types of sensors in applications that require high reliability and durability. capabilities • Superior current rating • Superior pressure rating • Superior temperature rating • Superior hazardous area ratings • Superior resistance to physical abuse • Superior resistance to corrosives, salt water With GO Switch, customers enjoy: • ne-of-a-kind technology that offers high O current ratings, AC/DC and NO/NC wiring flexibility...

go™ switch capabilities Common Features & Benefits Using a unique technology, GO Switch outperforms conventional limit switches and proximity sensors in the toughest applications. GO™ Switch Quick Selection Guide Long Range Side Sensing General Purpose Class I, Div 1 Class I, Div 2 Class II, Div 1 Class II, Div 2 Class III Zone 0, Intrinsically Safe Zone 1, Flameproof Underwater High Temperature DPDT Extended Sensing Precision Sensing

GO™ Switches offer the following features and benefits: Proximity triggering with ferrous metal and magnetic targets - no exposed moving parts Extended sensing with use of target magnets Immune to electrical noise, weld fields, and radio frequency interference Consume no power to operate Can be wired AC or DC, N/O or N/C, in series or parallel All-metal housings with contacts potted and sealed from the environment Multiple wiring options, including lead wires, cables, quick disconnects, etc. A wide variety of hazardous area certifications for Zone 0, 1, and 2 Operating temperatures ranging from...

GO™ SWITCH - extended sensing Built to last in the most demanding conditions GO Switch models 11, 21, 31 and 81 are the ideal replacements for traditional mechanical limit switches. Sealed contacts, rugged housings, non-contact detection of ferrous metal & magnetic targets, and snap action response make these switches the ultimate problem solvers for troublesome mechanical limit switch applications. Versatile gold flashed contacts are suitable for high and low electrical loads, and can be wired AC or DC, N/O or N/C. Seesaw armature provides snap action and solid contact pressure, eliminating...

Models 11, 21, 31, and 81 were the world's original GO™ Switches. Their simple design, rugged housings, long sensing ranges, and global approvals make these switches the ideal choice wherever reliable proximity sensing is needed. Some features common to all these models include a standard operating temperature range of -58°F to 221°F (-50°C to 105°C) and gold-plated SPDT dry contacts. Model 11 Features S ° ingle Pole Double Throw (SPDT) 5A/240VAC, 10A/120VAC, 3A/24VDC ° AC/DC, NO/NC Wiring Flexibility ° 58°F to 221°F (-50°C to 105°C) operating temperature ° 3/8'' (10mm) sensing distance (ferrous...

Ordering Guide Fill in each box to create a complete model number. 81 1 1/2" square x 4 3/8" overall. (Add 1/2” for bottom conduit outlet) Contact Form 3 ingle Pole Double Throw (Form C) S Latching (Maintained contact) (Models 11 & 21 only) (Outlet 2, 4 or 5 only) 21 1 1/2" square x 3 13/16" overall. (Add 1/2" for bottom conduit outlet) 2 ouble Pole Double Throw (Form CC) D (Model 81 Only) 11 1 1/2" square x 4 9/16" overall. (Add 1/2” for bottom conduit outlet) Contact Form 1 Single Pole Double Throw (Form C) Long Range Sensing Range Sensing Range 7 recision sensing - 1/4" side sensing P (Minimal...

GO™ SWITCH - precision sensing Built to last in the most demanding conditions With all stainless steel construction, flexible AC/DC, NO/NC, and SPDT/DPDT contact configurations, superior corrosion resistance, and global certifications for all hazardous areas, 70 Series GO Switches outperform inductive proximity switches in the toughest applications. End sensing range can be extended using external target magnets. Sensing face is stainless steel rather than plastic, preventing damage due to incidental physical contact. Permanent magnets Three magnets provide snap action and solid contact pressure,...

GO™ SWITCH - precision sensing Built to last in the most demanding conditions Model 71 Features S ° ingle Pole Double Throw (SPDT) 2A/240VAC, 4A/120VAC, 3A/24VDC ° AC/DC, NO/NC Wiring Flexibility -58ºF to 221ºF (-50ºC to 105ºC) ° operating temperature ° 0.040” (1mm) Sensing Distance (Ferrous metal) ° Dry Contact ° Intrinsically Safe ° End Sensing P ° alladium Silver Contacts Features S ° ingle Pole Double Throw (SPDT) 2A/240VAC, 4A/120VAC, 3A/24VDC ° AC/DC, NO/NC Wiring Flexibility ° 58ºF to 221ºF (-50ºC to 105ºC) operating temperature ° 0.040” (1mm) Sensing Distance (Ferrous metal) ° Dry Contact...

Features 3 ° .5 SCFM nominal flow rate ° 60 PSI (4 bars) max air supply ° -40ºF to 221ºF (-40ºC to 105ºC) operating temperature ° 0.062” (1.5mm) Sensing Distance (Ferrous metal) ° End Sensing S ° tainless Steel 303 Housing ° 5/8” Thread ° Plunger Features D ° ouble Pole Double Throw (DPDT) 1.5A/240VAC, 3A/120VAC, 1A/24VDC ° AC/DC, NO/NC Wiring Flexibility ° 58ºF to 221ºF (-50ºC to 105ºC) operating temperature 0 ° .090” (2.3mm) Sensing Distance (Ferrous metal) ° Dry Contact ° Intrinsically Safe ° End Sensing ° Palladium Silver Contacts Features D ° ouble Pole Double Throw (DPDT) 1.5A/240VAC, 3A/120VAC,...