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SSR Series Modules and Backplanes 28
©
National Instruments Corporation
561 Hillgrove Avenue • LaGrange, Illinois 60525 • USA • Phone: (708) 354-1040 • Fax: (708) 354-2820 • http://www.grayhill.com
An ISO-9001 Company
MOUNTING RACKS
61
SCHEMATIC–Part Nos. 70RCK24 and 70MRCK24
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+
49
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33
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25
23
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9
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3
1
50
48
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0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
1
2
3
4
5
LOGIC SUPPLY
TERMINAL STRIP
OPTIONAL
1A FUSE
50 PIN EDGE
CARD OR
HEADER
CONNECTOR
FOR LOGIC
SIGNALS
FIELD
WIRING
TERMINAL
STRIP
1A
5A
MODULE
POSITION
3.3K
Part Number I/O Description UL CSA Style
70RCK24 24 Card edge X X Standard
70RCK24-HL 24 50 Pin header with ejector levers X X Standard
70MRCK24-EC 24 Card edge X X Mini
70MRCK24-HL 24 50 Pin header with ejector levers X X Mini
ORDERING INFORMATION (modules ordered separately) ENGINEERING INFORMATION
See pages 48-49.
Available from your local Grayhill Distributor
For prices and discounts, contact a local Sales
Office, an authorized local Distributor, or Grayhill.
24 MODULE RACK–Miniature
Part No. 70MRCK24
Dimensions are shown in inches (and millimeters).
All tolerances are ± 0.010 (0,25) unless
otherwise specified.
50 PIN EDGE CARD OR
HEADER CONNECTOR
FOR LOGIC SIGNALS
(SEE NOTE)
STANDOFF I.D.
0.15 (3,8) DIA.
(8 PLACES)
CLEARANCE
FOR #6 SCREWS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Y
B
W
R
AC INPUT
AC OUTPUT
DC INPUT
DC OUTPUT
+
17
18
19
20
21
22
23
24
25
26
27
28
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48
01234567891011 01234567891011
–
13.45 (341,6)
12.00 (304,8)
8.00 (203,2)
4.00 (101,6)
FIELD WIRING TERMINAL
STRIPS (3 PLACES)
5A FUSE
0.73 (18,5)
5.42 (137,7)
MODULE HOLD DOWN STRIP
WITH THUMB SCREWS
SOCKETS
FOR OPTIONAL
1A FUSE
1A FUSE
KEY SLOT
PINS 23/25
PIN 1
0.40 (10,2)
2.20 (55,9)
MAX.
0.75
(19,1)
2.60
(66,0)
3.05
(77,5)
3.75
(95,3)
0.35
(8,9)
STATUS
LED
LOGIC
SUPPLY
TERMINAL
STRIP