Rockwell Automation 842HR Sine Cosine/Serial Encoders - Manual (Page 2)

2
Product Selection
a
b
c
d
Approximate Dimensions [mm (in.)]
842HR — S J DZ 1 15FWY 2
a b c d
Number of Turns
Code Description
S Single-turn (1 turn)
M Multi-turn (4096 turns)
Mounting Configuration (Note)
Code Description
DZ Square Flange, 3/8 inch solid shaft
DN Square Flange, 3/8 inch solid shaft with flat
A1 Hub Shaft, 15 mm blind hollow shaft
A2 Hub Shaft, 1/2 inch blind hollow shaft
A3 Hub Shaft, 12 mm blind hollow shaft
A4 Hub Shaft, 10 mm blind hollow shaft
A5 Hub Shaft, 3/8 inch blind hollow shaft
A6 Hub Shaft, 8 mm blind hollow shaft
A7 Hub Shaft, 1/4 inch blind hollow shaft
A8 Hub Shaft, 6 mm blind hollow shaft
Power Supply
Code Description
1 5…12V DC
2 7…12V DC
Connector Options
Code Description
2 MS 10-Pin
D M23 17-Pin
3 1.75 (1.25)
3 1.74 (1.24)
6 8 .4
(2.7)
52. 3
(2.06)
66.5
(2.62)
52. 3
(2.06)
Squa re Fl a nge, S olid S h a ft
9.51 (0. 3 746)
9.51 (0. 3 744)
29.6
(1.16)
7.6
(0. 3 0)
46.4
(1. 8 )
19.1
(0.75)
8 .71
(0. 3 4)
9.51 (0. 3 746)
9.51 (0. 3 744)
29.6
(1.16)
7.6
(0. 3 0)
S olid S h a ft with Fl a t 6 3 .0
(2.4 8 )
15 (0.59) i s m a x. b ore s ize
s m a ller b ore s re qu ire collet s
20°
3 . 3
(0.1 3 )
1.97
(0.0 8 )
3 2.5
(1.2 8 )
H ub S h a ft
75.5
( 3 .0) 9 3 .0
( 3 .7)
6 8 .4 (2.7)
72.0 (2. 83 )
66.5 (2.62)
6 3 .4 (2.5)
5. 3 (0.21) Di a .
4 pl a ce s
8 - 3 2 UNC-2 8 0.1 8 (9.57) min.
3 pl a ce s 120° a p a rt
on a 47.6 3 (1. 8 75) B.C.
Output Terminations: M23 17-Pin
 Pin 12 internally tied to Pin 10.
Output Termination: MS 10-Pin
Pin No. Function Explanation Wire Color
1 SINE Process Data Channel Black
2 REFSINE Process Data Channel White/Black
3 COSINE Process Data Channel Red
4 REFCOSINE Process Data Channel White/Red
5 Data + RS-485 parameter channel Green
6 Data - RS-485 parameter channel White/Green
9 DC + Input 5V Supply Voltage Gray
10 DC Return Ground Connection White/Gray 
11 DC + Input 9V Supply Voltage Orange
13 N.C.
14 N.C.
15 N.C.
16 N.C.
17 N.C.
7 CASE Case Ground Brown
8 N.C.
12 DC Return Ground Connection
Pin No. Function Wire Color
A +VS Red
B Common Blue
C Ref SIN Brown
D Ref COS Black
E Data + Grey
F Data - Green
G SIN White
H COS Pink
I Not used
J Case Case