Rockwell Automation 845S Incremental Encoder - Manual (Page 2)

Obsolete
Differential Line Driver Output Waveform:
90 +/- 22 °
Channel A
Channel A
Channel B
Channel B
(Index)Channel Z
Channel Z
1 Cycle
Logic 1
Logic 0
(CCW Rotation Shown)
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.
Shaft Diameter Options
Code Shaft Diameter
A or K 6mm +0.00mm, -0.013mm
B or L 10mm +0.00mm, -0.013mm
C or M 6.35 (0.2499) +0.0000, -0.0005
Z or N 9.52 (0.3749) +0.0000, -0.0005
18.3
(0.72)
3/8 I Dia. Double Flat
Shaft
9.1
(0.36)
19.05
(0.75)
Shaft with Flat Option
A
10-Pin Connector ACS02E18–1P (023) or Equivalent
Differential LineĆDriver Outputs
Pin Function Pin Function
A Channel A Output F DC Return
B Channel B Output G Shield Ë
C Channel Z Output H Channel A Output
DÊ DC+ Input I Channel B Output
EÊ Ċ J Channel Z Output
Ê Pins D and E internally connected
Ë Pins G not connected to case ground.
Cable
Differential Line Driver Outputs
Wire Pair Wire Color Function
Red/Black
Red DC+ Input
Red/Black
Black DC Return
White/Black
White Channel A Output
White/Black
Black Channel A Output
Blue/Black
Blue Channel B Output
Blue/Black
Black Channel B Output
Green/Black
Green Channel Z Output
Green/Black
Black Channel Z Output
Flat Dimensions
Code Dimension A"
K 5.3mm (0.21in)
L 9.1mm (0.36in)
M 5.5mm (0.22in)
N 8.6mm (0.34in)