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
RACKS
24 Channel
FEATURES
• For use with System 50 Style Controllers
• Available for Miniature, G5 and
OpenLine
®
Modules
• UL, CSA Certified
24 CHANNEL RACK: Miniature
Part No. 70MRCQ24
Dimensions are shown in inches
(and millimeters).
Tolerances are ± 0.010 (0,25)
unless otherwise specified.
System 50
22
Y
B
W
R
AC INPUT
AC OUTPUT
DC INPUT
DC OUTPUT
+
–
40 1
12
11
10
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
5
4
3
2
1
0
11
10
9
8
7
6
37
38
39
40
41
42
43
44
45
46
47
48
25
26
27
28
29
30
31
32
33
34
35
36
18
19
20
21
22
23
12
13
14
15
16
17
0.40
(10,2)
8.00 (203,2)
7.50 (190,5)
LOGIC SUPPLY
TERMINAL STRIP
0.25 (6,4)
0.25 (6,4)
FIELD WIRING
TERMINAL STRIP
(POSITIONS 0-11)
6.00
(152,4)
5.50
(139,7)
STANDOFF I.D.
0.15 (3,8) DIA.
(4 PLACES)
CLEARANCE
FOR #6 SCREWS
FIELD WIRING
TERMINAL STRIPS
(POSITIONS 12-23)
5A
FUSE
MODULE HOLD DOWN
STRIP WITH THUMB SCREWS
2.20 (55,9)
MAX.
0.75
(19,1)
STATUS LED
50 PIN EDGE CARD OR
HEADER CONNECTOR FOR
LOGIC SIGNALS (SEE SCHEMATIC)
PIN 1
KEY SLOT
PINS 23/25
2.60
(66,0)
1A FUSE
SOCKETS
FOR
OPTIONAL
1A FUSE
1.70
(43,2)
NOTE: MAXIMUM
TERMINAL SCREW
TORQUE NOT TO
EXCEED 5 IN-LBS.
