Rockwell Automation 845PY Digital Tachometer, Size 20 - Manual (Page 2)

Publication 75008–190–01(A)
November 2003
Printed in USA
Differential Line Driver Output
90 +/- 22°
Channel A
Channel B
1 Cycle
(CCW Rotation Shown)
Channel A
Channel B
10-Pin Connector (ACS02E18S–1P (023))
Differential Line Driver Outputs
Pin Function Pin Function
A Channel A Output F DC Return
B Channel B Output G No Connection
C No Connection H Channel A Output
D DC+ Input I Channel B Output
E No Connection J No Connection
ATTENTION: The shielded cables, output devices,
and power supplies must be properly grounded. All
National Electric Code and applicable local codes
and ordinances must be observed when wiring the
system.
Flexible Shaft Couplings
Angle
Parallel
OffĆSet
ATTENTION: Rigidly coupling the encoder shaft
to the machine shaft will cause a failure in either
the bearings of the encoder or the bearings of the
machine shaft.
Dimensions (Approximate)—mm (inches)
5PY Flange Mount
0.286
0.276
4.8 (0.190)
49 (1.94)
Max
69 (2.73) Max.
1.5 (0.06)
24.6
(0.97)
7.1 (0.281) Dia. Hole on a
101 (3.978) Diameter Bolt Circle,
4 PlacesĊ90° Apart
117 (4.59)
Dia.
+0 .0000
- 0.0005
7.9 (0.3125)
12.7 (0.50)
Dia.
7.3 (0.28) Dia.
63.5 2.5) Dia.
2.500
2.498
Radial Connector:
10ĆPin (ACS02E18-1P)