DC Zero Speed Switches

Rotary Airlock Shaft Monitoring Switch -- Rotospeed Switch
from Rotolok Valves, Inc.

The Rotolok Rotospeed Switch can be used whenever and wherever shaft monitoring is required. Its compact design and trouble free operation makes it ideal for Rotary Airlock, Screw Conveyor and Bucket Elevator applications, for overspeed and underspeed detection. The Rotospeed Switch was developed... [See More]

  • Power Supply: AC; DC
  • Operating Range: 2.5 to 200
  • Technology: Electromechanical
  • Number of Relays: 1
Inductive Rotation Control -- S3431 CRT30 – R10L
from Fargo Controls, Inc.

The CRT30 is a combination of a 30mm diameter inductive sensor and rotation control device. The operating distance of the sensor is between 4 and 6 mm on metallic material. The wide power supply range (18-50 DC and 18-240 AC), various programmable functions, and output relay make this device... [See More]

  • Power Supply: AC; DC
  • Number of Relays: 1
  • Technology: Magnetic Proximity
  • AC Voltage Rating: 18 to 240
Programmable Electronic Rotation And Stop Control -- S3426D CRTP 24Vdc/ac
from Fargo Controls, Inc.

This device is composed of a central electronic unit that plugs into a socket and an inductive, capacitive or photoelectric sensor. Since the sensor is separate any number of sensors can be used allowing for this unit to operate in a number of applications. [See More]

  • Power Supply: AC; DC
  • Operating Range: 0.1000 to 24000
  • Technology: Electronic
  • Number of Relays: 1
Digital Speed Sensors -- HS Series
from Sensoronix, Inc.

Non-contact magnetic sensors that measure the distortion of magnetic field created by a ferrous target. Hall-Effect Zero speed sensors provide very precise measurements of movement even at zero speed which makes the Hall-Effect zero speed sensors ideal for speed measurements. Hall-effect zero speed... [See More]

  • Power Supply: DC
  • DC Voltage Rating: 4 to 24
  • Technology: Magnetic Proximity
  • Mounting: Threaded Barrel
Intrinsically Safe Zero Speed Switch -- H Type
from SPECTEC

Magnet actuated, frequency range from zero speed to 25 kHz [See More]

  • Power Supply: DC
  • Contacts: Solid State
  • Technology: Magnetic Proximity
  • DC Voltage Rating: 30
Speed Switch -- DS 93
from Baumer Ltd.

Speed switches are intended for monitoring speed limits. Independent from other regulating systems, speed switches take over safety-relevant speed monitoring tasks at machines and production facilities. Speed switches are available both as digital and electronic. A versatile product range. rugged,... [See More]

  • Power Supply: DC
  • Operating Range: 25 to 20000
  • Technology: Electromechanical
  • Number of Relays: 3
Speed Switch -- FS 90
from Baumer Ltd.

Speed switches are intended for monitoring speed limits. Independent from other regulating systems, speed switches take over safety-relevant speed monitoring tasks at machines and production facilities. Speed switches are available both as digital and electronic. A versatile product range. rugged,... [See More]

  • Power Supply: AC; DC
  • Operating Range: 850 to 4900
  • Technology: Electromechanical
  • AC Voltage Rating: 230
Speed Switch -- HOG 10 + DSL.E
from Baumer Ltd.

Speed switches are intended for monitoring speed limits. Independent from other regulating systems, speed switches take over safety-relevant speed monitoring tasks at machines and production facilities. Speed switches are available both as digital and electronic. A versatile product range. rugged,... [See More]

  • Power Supply: DC
  • Operating Range: 3 to 6000
  • Technology: Electromechanical
  • AC Voltage Rating: 230
Speed Switch -- HOG 16 + DSL.E
from Baumer Ltd.

Speed switches are intended for monitoring speed limits. Independent from other regulating systems, speed switches take over safety-relevant speed monitoring tasks at machines and production facilities. Speed switches are available both as digital and electronic. A versatile product range. rugged,... [See More]

  • Power Supply: DC
  • Operating Range: 3 to 6000
  • Technology: Electromechanical
  • AC Voltage Rating: 230