Grayhill Racks 8 Channel - Manual (Page 4)

Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
System 50
System 50
SCHEMATIC: Part Nos. 70RCK8, 70MRCK8
8 CHANNEL RACK: OpenLine ® System 50
Part No. 70LRCK8
Dimensions are shown in inches
(and millimeters).
All tolerances are ± 0.010 (0,25)
unless otherwise specified.
System 50
9
.75
(19.05)
REF
3.4
(85.93)
MAX
4.3
(108.46)
3.8
(96.52)
.24 (6.05)
.25
(6.35) 3.0 (76.20)
3.5 (88.90)
FIELD WIRING
TERMINAL STRIP
STANDOFF I.D. 0.15
(3.81) DIA. (4 PLACES)
CLEARANCE FOR #6 SCREW
PIN 1
3.15A FUSE
50-PIN
STRAIGHT
HEADER
CONNECTOR
REMOVABLE JUMPER
CONNNECTS GND
TO PLATED HOLE
FOR GROUNDING
LOGIC SUPPLY
TERMINAL STRIP
TOP ROW: + LOGIC SUPPLY
BOTTOM ROW: GND
B A
M3 M2 M1 M0
16
15
14
13
12
11
10
9
8
7
6
5
2 4
3 1 +5 +5
50
2 14
9
NOTE: MAXIMUM
TERMINAL SCREW
TORQUE NOT TO
EXCEED 5 IN-LBS.
1 2 3 4 5 6 7 8 9 10 11 12
–
+
0 1 2 3 4 5 6 7
49
47
45
43
41
39
37
35
33
31
29
27
25
23
21
19
17
15
13
11
9
13 14 15 16
1
2
3
4
5
25
23
21
19
17
15
13
11
9
7
5
3
1
26
24
22
20
18
16
14
12
10
8
6
4
2
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
20
18
16
14
12
10
8
6
4
2
50
48
46
44
42
40
38
36
34
32
30
28
26
24
22
7
5
3
1
USER INSTALLABLE JUMPERS
FOR +VCC (3 PLACES)
LOGIC SUPPLY
TERMINAL STRIP FIELD
WIRING
TERMINAL
STRIP
MODULE
POSITION
3.3K
• • •
26-PIN EDGE
CONNECTOR
FOR LOGIC
SIGNALS
50-PIN EDGE
OR HEADER
CONNECTOR
FOR LOGIC
SIGNALS
5A FUSE