Industrial Automation » Feedback Devices

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11

Used error detector

GE GENERAL ELECTRIC,5BC46AB1582B,PERMANENT-MAGNETIC TACHOMETER GENERATOR
- Manufacturer: GE
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$350 USD
Galion, OH
Dynalco,D8000-696, Tachometer
- Manufacturer: DYNALCO
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$280 USD
Galion, OH
Reliance,TGF-2103-A,Stator Tachometer
- Manufacturer: Reliance Electric
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$340 USD
Galion, OH
GE GENERAL ELECTRIC,5BC46AB1582C,PERMANENT-MAGNETIC TACHOMETER GENERATOR
- Manufacturer: GE
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$650 USD
Galion, OH
UNBRANDED,21925,THERMOCOUPLE LOT OF 3 NOS
- Manufacturer: Unbranded
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$20 USD
Galion, OH
GSI LUMONICS,JP2111,Stainless Steel Thermocouple LOT of 5
- Manufacturer: GSI Lumonics
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$36 USD
Galion, OH
GRAINGER,3HL35,THERMOCOUPLE LOT OF 14 NEW
- Manufacturer: GRAINGER
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$55 USD
Galion, OH
CLEVELAND ELECTRIC LABORATORIES,NA,THERMOCOUPLE HEAD
- Manufacturer: CLEVELAND ELECTRIC LABORATORIES
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$40 USD
Galion, OH
HONEYWELL,316SS,THERMOCOUPLE TEMPERATURE PROBE NOS
- Manufacturer: Honeywell
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$64 USD
Galion, OH
Bailey,669635A1,Explosion Proof Thermocouple Head
- Manufacturer: Bailey
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$75 USD
Galion, OH
GE,5PY59EY4B,TACHOMETER GENERATOR
- Manufacturer: GE
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$700 USD
Galion, OH

Overview

Feedback devices are sensors and transducers—encoders, resolvers, tachometers and position sensors—used on crawler loaders and heavy equipment to provide real-time data on position, speed and direction. They enable precise control of hydraulics, drive systems and automation, and support diagnostics and safety functions. Buyers choose based on resolution, environmental rating (IP), electrical interface (analog, digital, CAN), mounting, shaft size and compatibility with the machine’s controller.

FAQ

How do I ensure a feedback device is compatible with my crawler loader?

Match electrical interface (voltage, signal type, CAN), mechanical mounting, shaft diameter, resolution and connector pinout to your controller. Provide the OEM part number or controller specs to the seller and ask for a datasheet.

What should I check when buying a used feedback device?

Inspect for shaft play, corrosion, water ingress, damaged connectors and seals. Request recent test reports, output waveform checks and serial numbers. Verify calibration history and spare-part availability.

How should feedback devices be shipped to avoid damage?

Pack with shaft caps, anti-static wrap, desiccant and vibration-damping material inside a sturdy crate. Label fragile, insure the shipment and include a parts list and datasheet for customs if shipping internationally.

What maintenance and calibration do feedback devices need?

Routine checks include visual inspection, connector cleaning, seal integrity and output testing. Calibrate after repairs, impacts or annually depending on usage. Replace bearings, seals or the unit if accuracy degrades.