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Update from Older Encoder Models

The following Avtron tachometers and encoders can be replaced with new and improved models. Click on the new model number for additional information.

Cross Reference for Older Style Encoders

Model

Style

Description

Sensor

Crossover Model

EK620-EK6310 (Admotec) Magnetic Sensor and Wheel Bidirectional

MR

KX (Admotec)
FM500, FM700, FM750 (Admotec) Hollow Shaft Bidirectional

MR

Contact Avtron

K460

Sandwich/Cast Iron

Unidirectional

Reluctance

M460 - Cast Aluminum

K560

Sandwich/Cast Iron or Aluminum

Bidirectional

MR

AV56

K627

NEMA 56C Foot/Face

Bidirectional

Reluctance

M628A

K660 Cabinet-Mount F-V Converter None K660A
K660B Cabinet-Mount F-V Converter None K661

K670, K670A

Mill Duty, Foot

Unidirectional

Reluctance

M628A

K727B

Westinghouse design

Bidirectional

IR LED

AV485 - Interchangeable

K727U

GE design

Unidirectional

IR LED

AV485 - Interchangeable

K740

Hand Tach

Unidirectional

Reluctance

Contact Help Desk

K770, K770A, K770B

Optical K670/K670A

A=Uni, B=Bidirectional

IR LED

Contact Help Desk

K780

NEMA 56C Foot

Bidirectional

VSO

Contact Help Desk

K860U, K860B

Sandwich/Cast Iron

U=Uni, B=Bidirectional

IR LED

AV56

Model

Style

Description

Sensor

Crossover Model

K870

Speed/Draw Hand Tach

Bidirectional

IR LED

Contact Help Desk

K927A, K927B

NEMA 56C Foot/Face

Bidirectional

IR LED

AV485/24vDC Max.

KL and KS (Admotec) Magnetic Sensor and Wheel Bidirectional

MR

KX (Admotec)
M3-(1-2) NEMA 56C Foot/Face Bidirectional IR LED Convert M3-(1-2) to AV485
M4-(1-2) NEMA 56C Foot/Face Bidirectional

MR

Convert M4-(1-2) to AV485

M5-(1-2) NEMA 56C Foot/Face Bidirectional IR LED

Contact Help Desk

M5-(4-7) Hollow Shaft Bidirectional IR LED M6
M6-(1-2) NEMA 56C Foot/Face Bidirectional

MR

Contact Help Desk

M56, M56S Modular, 4.5" C-Face Bidirectional

MR

Convert M56 to AV56
M67 Modular,  6.75" C-Face Bidirectional

MR

Convert M67 to AV67
M85 Modular, 8.5" FC face Bidirectional

MR

Convert M85 to AV85
M115 Modular, 115mm flange Bidirectional

MR

Convert M115 to AV115

M180 thru M193B

8.5" FC Face Mount/
GE ANDG SLAPTach

Available either way

MR

AV850

M285 w/ M284 sensor 8.5" FC Face Mount Bidirectional MR Convert M285 to AV850

M385

NEMA 56C Face Mount

Bidirectional

IR LED

AV485

M485 w/ M484 sensor

NEMA 56C Foot/Face

Bidirectional

MR

Convert M485 to AV485

M535

Explosion Proof

Bidirectional

IR LED

M6 Flameproof/ATEX

 M560

Sandwich/Cast Iron or Aluminum

Bidirectional

MR

AV56

M585

Hollow Shaft

Bidirectional

IR LED

AV685

M627, M627A

NEMA 56C Foot/Face

Bidirectional

Reluctance

M628A

M685 w/ M484 sensor

Hollow Shaft

Bidirectional

MR

Convert M685 to AV685

Model

Style

Description

Sensor

Crossover Model

M727, M727A

NEMA 56C Foot/Face

Unidirectional

IR LED

AV485

M737, M737A

NEMA 56C Foot/Face

Bidirectional

IR LED

AV485

M738-BCC

M737 with complements

Bidirectional

IR LED

AV485

M740
HANDTach
Hand-held Bidirectional Speed/Length Laser Model DT205L-12
Checkline (570) 541-5063

M760

NEMA 56C Sandwich

Bidirectional

VSO

Contact Help Desk

M780

NEMA 56C Foot/Face

Bidirectional

VSO

Contact Help Desk

M785

NEMA 56C Foot/Face

Bidirectional

IR LED

AV485

M860

Sandwich/NEMA 56C

Unidirectional

IR LED

AV56

M927

NEMA 56C Foot/Face

Bidirectional

IR LED

AV485/24vDC Max.

M938, M939,
M940

NEMA 56C Foot/Face

Bidirectional
Bidirectional, 18-24vDC

IR LED

AV485

M945 NEMA 56C Foot/Face

Bidirectional

IR LED

AV485

M1250 w/ M1284 sensor 12.5" FC Face Mount

Bidirectional

MR Convert M1250 to AV125
T670 Mill Duty, Foot

Unidirectional

Reluctance M628A
T770B Mill Duty, Foot Bidirectional VSO Contact Help Desk
TACHTester Hand-held Encoder and Tach Tester N/A TI4000 (Mitchell Electronics)
NOTE:  Avtron will continue to sell cables with mating plugs.

Can't find what you are looking for? Contact us for assistance.

HANDTach™ and TACHTester™ are trademarks of Avtron.


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