Incremental bearing-free rotary encoder – GEL 2460

Properties

• Incremental, differential measuring 1-/2-channel threaded tube sensor based on the magnetic principle
• Robust stainless steel housing with various thread types and nominal lengths
• High EMC immunity for interference-free signal transmission in challenging industrial environments
• Configuration flexibility thanks to freely selectable cable outlet, cable protection, and connector variants
• In accordance with a range of standards and requirements for a variety of applications:
  Technical data - Environmental test

Advantages

• Optimized lifecycle cost
• Maintenance and wear-free
• Space-saving and compact
• Standard sensors available at short notice
• Simple integration
• Easy to assemble
• High signal quality

Industry and automation

Printing and packaging machines:

• Synchronization of conveyor belts
• Register control during printing

Automotive and commercial vehicles

Vehicle drives:

• Speed measurement on crankshafts and camshafts for engine control units
• Determination of rotor position in electric motors (BLDC, PMSM)
• Input/output speed in gears for gear change strategy

Vehicle movement dynamics systems:

• Wheel speed sensors for ABS/ESP
• Torque distribution in all-wheel drive systems

Commercial vehicles and agricultural machinery:

• Speed monitoring on PTO shafts, hydraulic pumps
• Harvesting machinery: Worm conveyors, threshing drums

Railroad technology and transportation

Rail vehicles:

• Wheel speed sensors for traction control and brake control
• Drive control for electric locomotives and railcars

Conveyor belts and cable cars:

• Speed monitoring on deflection pulleys
• Drive synchronization in multi-motor systems

Maritime applications

Drive:

• Speed measurement on marine engines, turbochargers, gearboxes, and generators

Auxiliary units:

• Input/output speed detection for slip control

Energy and utilities

Wind turbines:

• Rotor speed for power control
• Pitch adjustment (rotor blade angle control)

Hydropower plants/turbines:

• Speed control for synchronization with mains frequency

Generators and emergency power systems:

• Speed detection for frequency monitoring and load management

Building technology and infrastructure

Elevators and escalators:

• Speed and position of the car
• Safety systems (emergency stop in case of overspeed)

Building machinery:

• Pump and fan speeds in large HVAC systems

Logistics and conveyor technology

Conveyor belts:

• Speed control in distribution centers

Automatic storage systems:

• Positioning of rack feeders

Crane systems:

• Lift and undercarriage control

Thread type	A	B	C	D	E	F	G
Mechanical data
Diameter	5/8"	M16		M18		M20	M22
Fine thread pitch	18 UNF	1.0	1.5	1.0	1.5	1.5	1.5
Thread length	60 mm
Mounting material	2× hexagon nut; stainless steel; contained in scope of supply
Sensor material	Stainless steel
Weight (without cables)	100 g
Fastening	Screw-in thread
Cable
Connection	Cable outlet straight, connector upon consultation
Cable length	≤ 100 m
Screening note	Cable screen is connected directly or, as an option, capacitively in the sensor
Environmental tests
The speed sensor complies with a range of standards and requirements for a variety of applications: Technical data - Environmental test
Realizable signal patterns
Voltage output	E- V-					E- S- V- X- D-
with standstill voltage	-					EM VM DM
Current output	EI					EI VI DI

Signal pattern	E-	S-	V-	X-	D-
Electrical data
Supply voltage UB (reverse polarity protected)	10 to 30 V DC
Current consumption IB (without load)	≤ 15 mA	≤ 25 mA
Output signal (short-circuit-proof)	Square-wave signals
Output signal level High	≥ UB - 1.5 V
Output signal level Low	≤ 1.0 V
Output current per channel	≤ 20 mA
Frequency range	0 to 20 kHz
Duty cycle	50% ± 10%
Phase offset	–		typ. 90°
Environmental tests
The speed sensor complies with a range of standards and requirements for a variety of applications: Technical data - Environmental test
Requirements for the target wheel
Material	Ferromagnetic steel
Tooth form	Involute gear teeth according to DIN 867, Square gear teeth 1:1, Slotted disk (upon request)
Width	≥ 10 mm (smaller upon request)
Module m	2.00 (others upon request)
Air gap	"Air gap table"

Signal pattern	EM	VM	DM
Electrical data
Supply voltage UB (reverse polarity protected)	10 to 20 V DC
Current consumption IB (without load)	≤ 15 mA	≤ 25 mA
Output signal (short-circuit-proof)	Square-wave signals
Output signal level High	≥ UB - 1.8 V
Output signal level Low	≤ 1.5 V
Output current per channel	≤ 10 mA
Frequency range	0 to 8 kHz
Duty cycle	50% ± 10%
Phase offset	-	typ. 90°
Cable
Cable	halogen-free and screened
Cable diameter	5.4 ± 0.3 mm		8.0 ± 0.3 mm
Cable cross section	4 x 0.5 mm2		12 x 0.34 mm2
Minimum bending radius static/dynamic	16 mm/27 mm		24 mm/40 mm
Screening note	Cable screen is connected directly or, as an option, capacitively in the sensor
Environmental tests
Working and operating temperature	-40 °C to +85 °C
Storage temperature	-40 °C to +120 °C
Requirements for the target wheel
Material	Ferromagnetic steel
Tooth form	Involute gear teeth according to DIN 867, Square gear teeth 1:1, Slotted disk (upon request)
Width	≥ 10 mm (smaller upon request)
Module m	2.00 (others upon request)

Signal pattern	EI	DI	VI
Electrical data
Supply voltage UB (reverse polarity protected)	10 to 20 V DC
Output signal (short-circuit-proof)	Square-wave signals
Output signal level High	typ. 14 mA
Output signal level Low	typ. 6 mA
Output current per channel	≤ 16 mA
Frequency range	0 to 12 kHz
Duty cycle	50% ± 10%
Phase offset	-	typ. 90°
Cable
Cable	halogen-free and screened
Cable diameter	5.4 ± 0.3 mm
Cable cross section	4 x 0.5 mm2
Minimum bending radius static/dynamic	16 mm/27 mm
Screening note	Cable screen is connected directly or, as an option, capacitively in the sensor
Environmental tests
Working and operating temperature	-40 °C to +85 °C
Storage temperature	-40 °C to +120 °C
Requirements for the target wheel
Material	Ferromagnetic steel
Tooth form	Involute gear teeth according to DIN 867, Square gear teeth 1:1, Slotted disk (upon request)
Width	≥ 10 mm (smaller upon request)
Module m	2.00 (others upon request)