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AV56A 1

DESCRIPTION

The Avtron AV56A is a modular, two piece incremental encoder (also 

known as a tachometer or rotary pulse generator). It provides a two 

phase, A Quad B frequency (pulse) output, with complements. The 

AV56A mounts on a 4.5" (NEMA 56C) Face.

Because the AV56A is modular, there are no bearings or  

couplings required. This, combined with the latest magneto resistive 

(MR) sensor technology, allows the AV56A to provide superior 

mechanical performance and increased reliability.

An Avtron AV56A can be configured with one or two independent 

outputs. Each output has six signals: (A, B) 90° out of phase, with 

complements (A, B). A marker pulse with complement (Z, Z) is also 

provided. 

Output resolution on the AV56A is determined by the sensor only. Unlike 

older models, any PPRs can be mixed and matched. Selection of the 

rotor is based only on the shaft mounting requirements (and not PPR).

8 9 0 1   E .   P L E A S A N T   VA L L E Y   R O A D   •   I N D E P E N D E N C E ,   O H I O   4 4 1 3 1 - 5 5 0 8

T E L E P H O N E :   ( 1 )   2 1 6 - 6 4 2 - 1 2 3 0   •   FA X :   ( 1 )   2 1 6 - 6 4 2 - 6 0 3 7

E - M A I L :   t a c h s @ n i d e c - a v t r o n . c o m   •   W E B :   w w w. a v t r o n e n c o d e r s . c o m

Nidec-Avtron Makes the Most Reliable Encoders in the World

Encoder

Instructions

MODEL 

AV56A

 

Model Housing Type

Shaft Size

(Thru Shaft Rotor)

Cover Style Line Driver Single/Left 

Output (PPR)

Right Output 

(PPR)

Connector

Modifications

AV56A

1

-  Single Output 

2

-  Dual Output 

C0

-  Non-std. Shaft Size

XX

- None

Thru Shaft Rotor

E

- Extended  

  Shaft Cover

F

-  Flat Cover

T

-  Flat Thru-

Hole Cover with 

Shaft Seal.

D

- Dome Cover

6

- 5-24V in/out

8

-  5-24 V in,  

  5-24 V out  

  high power

9

-  5-24V in, 

    5V out

W-

 3Ft Cable Sealed

000

- No  Modification

004

- Add Housing Drain  

 

(single output only)

005

- Super Magnetic Shielding

4xx

- Special  PPR 

 

Enter Ø in the PPR   

 

code(s), select the special  

 

option code below

9xx

- Special Cable Length,  

 

xx=length in feet 

Equipment Needed for Installation 

Provided

Optional

Not Provided

AV56A Stator/Housing
Socket Hd Cap Screw  

  3/8"-16 x 1.25" (4)
AV56A Rotor 

Socket Set Screw 

M4 x 8mm (2) or Pre-

Installed Cam Screw 

Thread locker (blue)

Extended Shaft  

  Cover [or Dome  

  Shaft Cover] w/  

  Screws     

  6-32 x 0.31" (4)  

Lock Washers 

Thru Shaft Cover  

  w/ V-Ring Seal and  
  Silicone Lubricant

Phillips Screwdriver
2mm Hex Wrench  

  (T-Handle Style for Thru-

Shaft Rotors >70mm)
3mm Hex Wrench
5/16" Hex Wrench

4 1/2" C-FACE MOUNT  

MODULAR

0

- Non- 

 std.

F

- 60

G

- 100

H

- 120

A

- 128

L

- 240

N

- 256

P

- 300

E

- 360

B

- 480

Q

- 500

R

- 512

S

- 600

V- 

900

J- 

960

W- 

1000

 

Y- 

1024

Z- 

1200

3- 

2000

4- 

2048

5- 

2500

D- 

4096

8- 

4800

9- 

5000

0

- Non- 

 Std.

F

- 60

G

- 100

H

- 120

A

- 128

L

- 240

N

- 256

P

- 300

E

- 360

B

- 480

Q

- 500

R

- 512

S

- 600

V- 

900

J- 

960

W

- 1000

Y- 

1024

Z- 

1200

3

- 2000

4- 

2048

5- 

2500

D- 

4096

8- 

4800

9- 

5000

X

- None

US

CA

- 0.500

CB

- 0.625 

CC

- 0.875

CD

- 0.938

CE

- 1.000

CF

- 1.125

CG

- 1.250

CH

- 1.375

CT

- 1.500

CJ

- 1.625

CK

- 1.750

CL

- 1.875

CM

- 2.000

CN

- 2.125

CQ

- 2.250

CP

- 2.375

CR

- 2.500

TS

- 2.625*

TU

- 2.875* 

TW

- 2.750*

TV

- 3.000*

T4

- 3.125*

T7

- 3.188* 

TZ

- 3.250*

Metric

D2

- 10mm

DA

- 11mm

D3

- 12mm

DB

- 14mm

DC

- 15mm

DD

- 16mm

D4

- 18mm

DE

- 19mm

DF

- 24mm

DG

- 28mm

DH

- 30mm

DT

- 32mm

DJ

- 36mm

DK

- 38mm

DL

- 42mm

DM

- 45mm

DN

- 48mm

DP

- 52mm

DR

- 55mm

DS

- 60mm

MU

- 65mm*

MV

- 70mm*

MW

- 75mm*

MY

- 80mm*

MZ

- 85mm*

 * 

Set Screw Rotor Only .

Connector Options

Mounted on Encoder

Mounted on 18" cable

10 Pin MS

10 Pin  

EPIC

10 Pin  

mini MS

7 Pin 

MS

«

10 Pin 

MS

«

10 Pin  

EPIC

«

10 Pin  

mini MS

«

 A

-  w/o plug (std. phasing) 

B

- w/o plug (Dynapar  

  HS35 phasing)

C

- “A” w/ plug 

D

- “B” w/ plug 

G

- w/ plug 

Northstar 

pinout

 

P

-  w/ plug 

 R

- w/ 

plug

J

-  w/o 

plug

Y

- 12” 

cable w/o 

plug on 

conduit box

(Large 

encoder 

pinout)

Q

- 18” Cable w/o 

plug on remote 

mount blade

 

Z

-  36” Cable w/ 

plug

S

-  18” Cable 

w/ plug

*

**

 

Not applicable on dual output.

^

*

  No insert used for Options “F”, “G”, “Y”, “3”.

SPECIAL PPR OPTION CODES

OPTION 

CODE

LEFT 

PPR

RIGHT 

PPR

401

1270

None

402

150

None

403

50

None

404

512

16

405

16

None

406

6000

None

407

2800

None

408

1400

None

409

30

None

410

None

6000

Содержание AV56A

Страница 1: ...ption code below 9xx Special Cable Length xx length in feet Equipment Needed for Installation Provided Optional Not Provided AV56A Stator Housing Socket Hd Cap Screw 3 8 16 x 1 25 4 AV56A Rotor Socket...

Страница 2: ...021 0 58mm Tolerance 0 015 0 38mm F Rotor Axial Tolerance 0 050 1 27mm ENVIRONMENTAL Solid cast aluminum stator and rotor Fully potted electronics protected against oil and water spray Use W cable opt...

Страница 3: ...B at the use end of the wires b Differential 2 Phase Wiring see wiring diagram Exchange either A with A in the phase A pair OR B with B in the phase B pair but NOT both 3 Apply Power 4 Verify encoder...

Страница 4: ...ler and do not use a heat gun Instead insert two M6 screws 25mm length into the Jack Screw Holes shown in Fig 2 Alternately tighten the screws to push the rotor away from the motor and remove it LARGE...

Страница 5: ...7 MIN A ADD L SHAFT LENGTH REQ D FOR V RING 0 19 0 02 4 6 0 5 0 24 0 03 6 1 0 8 0 28 0 04 7 1 1 0 0 35 0 05 8 9 1 3 2 75 3 00 70 0 79 4 0 38 9 7 MIN 0 35 0 05 8 9 1 3 Add 0 22 5 6 for cover depth 3 00...

Страница 6: ...CK N A A36521 TK A36523 TK 471970 1 875 1 8745 AVTR1 CL N A A36521 TL A36523 TL 471970 2 000 1 9995 AVTR1 CM N A A36521 TM A36523 TM 471971 2 125 2 1245 AVTR1 CN N A A36521 TN A36523 TN 471972 2 250...

Страница 7: ...4mm DF AVTR1 DF N A A36522 MF A36524 MF 471964 28mm DG AVTR1 DG N A A36522 MG A36524 MG 471965 30mm DH AVTR1 DH N A A36522 MH A36524 MH 471966 32mm DT AVTR1 DT N A A36522 MT A36524 MT 471967 36mm DJ A...

Страница 8: ...ICATIONS FOR SINGLE ENDED SINGLE PHASE APPLICATIONS REF SIGNAL V A B COM V out ALM REF SIGNAL V SIG COM V out ALM OPTION G Q OPTION Y OPTION L W OPTION G Q OPTION Y OPTION P Z OPTION L W OPTION G Q OP...

Страница 9: ...0 mA MAXIMUM WITHSTAND 50 V MAXIMUM REFERENCED TO COMMON Q5 MMFT6661 ENCODER FUNCTIONAL DIAGRAM B A A B LINE DRIVER NOTE 1 CR8 L W P Z Example 2 Alarm Output Using Separate 24 VDC Power Supply and Rel...

Страница 10: ...114 4016 DIA OPTIONAL COVER FOR EXTENDED SHAFT MOTORS 1 97 50 0 2 74 69 9 OPTIONAL ISOLATED DUAL OUTPUT 1 2 14 NPT OPTION P G PLUG IN INDUSTRIAL CONNECTOR ADDITIONAL OPTIONS SHOWN 0 410 10 41 DIA 4 H...

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