Electro-Sensors, Inc.

Minnetonka, MN • 800-328-6170 http://www.electro-sensors.com

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Monitoring Equipment

Electro-Sentry™ Single-Leg Hazard Monitoring System

  • Display all your sensor data in one place at one time.
  • Instant identification of warning or alarm source.
  • Green, Yellow, and Red LED’s for each sensor to display alarms.
  • Direct interface to Electro-Sensors’ speed, bearing temperature, and belt alignment sensors.
  • 13 inputs and 8 relay outputs for maximum flexibility.
  • One-button testing for all sensors, set points, and alarm output relays.
  • Connect to Class II, Div. 1 sensors.

Monitoring Equipment

TT420-LT Temperature Sensors

  • Monitor bearing temperature and belt alignment.
  • Easy to install 2-wire device.
  • 4-20 mA output, factory calibrated -40ºC to +120ºC.
  • Class II, Div 1, Groups E, F, G, and Class III, Div 1.
  • The TT420Z-LT bearing temperature sensor features an NPT grease fitting to permit lubrication, and an adjustable probe depth for accurate measurement.
  • The TT420S-LT belt alignment sensor features a stud mount adapter for easy attachment to a rub block door assembly (available in hinged, adjustable, or uni-strut versions).

Monitoring Equipment

SG1000 Slide Gate and Valve Position Monitors

  • Rugged, explosion proof, and NEMA 4X.
  • Retains gate position in the event of power loss.
  • Simple push-button calibration.
  • Multiple mounting options for 4-20 mA position feedback on:
    >Slide gates.
    >Distributor heads.
    >Clam shell buckets.

Monitoring Equipment

Rugged Shaft Speed Switches and Tachometers

FB420 shown with EZ Mount and Disc Guard

  • Programmable 4-20 mA output with one output relay.
  • Internal LCD for programming and troubleshooting.
  • Explosion proof, NEMA 4X rating.
  • Class I, Div 1, Groups C, D.
  • Class II, Div 1, Groups E, F, G.

ST420 Shaft Tachometer

  • 4-20 mA output.
  • FM approval (DI and LT Models).
  • NEMA 4X.
  • Class II, Div 1, Groups E, F, G.

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