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
70RCK4 For Negative True Logic Only
SCHEMATICS: Part No. 70RCK4
SCHEMATICS: Part No. 70GRCK4
70GRCK4 and 70GRCK4-DIN For Negative True Logic Only
70RCK4R For Negative or Positive True
Logic
Part Number I/O Description UL CSA Style
70RCK4 4 Negative true logic X X Standard
70RCK4R 4 Positive or negative true logic* X X Standard
70GRCK4 4 Negative true logic X X G5
70GRCK4R 4 Positive or negative true logic* X X G5
70GRCK4-DIN 4 Negative true logic–
DIN rail mount
XX G5
70GRCK4R-DIN 4 Positive or negative true logic*– X X G5
DIN rail mount
*Note: Positive True Logic applies to output modules only.
ORDERING INFORMATION
(modules ordered separately)
70GRCK4R and 70GRCK4R-DIN For Negative
or Postive True Logic
.
Available from your local Grayhill Distribu-
tor. For prices and discounts, contact a local
Sales Office, an authorized local Distributor, or
Grayhill.
System 50
5
1 2 3 4 5 6 7 8 9
1
2
3
4
5
0 1 2 3
MODULE
POSITION
FIELD WIRING
TERMINAL STRIP
N/C
3.3K
+VCC
GND
LOGIC
GND
LOGIC
GND
LOGIC
GND
LOGIC
FUSE
5A
TERMINAL STRIP
FOR LOGIC AND
GROUND SIGNALS
1 2 3 4 5 6 7 8 9
1
2
3
4
5
0 1 2 3
1 2 3 4 5 6 7 8 9
MODULE
POSITION
TERMINAL STRIP
FOR LOGIC AND
GROUND SIGNALS
FIELD WIRING
TERMINAL STRIP
N/C
3.3K
FUSE
5A
GND
+VCC
LOGIC
+VCC
LOGIC
+VCC
LOGIC
+VCC
LOGIC
1
2
3
4
5
BARRIER STRIP
FOR FIELD WIRIN
OF MODULE
MODULE
LOCATION
0 1 2 3
CONTROL
BARRIER
STRIP
PULL-UP
RESISTOR
3.3 KΩ
1 2 3 4 5 6 7 8 9
NC
1 2 3 4 5 6 7 8 9
GROUND
+VCC
LOGIC
+VCC
LOGIC
+VCC
LOGIC
+VCC
LOGIC
1
2
3
4
5
BARRIER STRIP
FOR FIELD WIRING
OF MODULE
INPUT/OUTPUT
MODULE
LOCATION
0 1 2 3
CONTROL
BARRIER
STRIP
PULL-UP
RESISTOR
.3 KΩ
1 2 3 4 5 6 7 8 9
N
1 2 3 4 5 6 7 8 9
+VCC
GND
LOGIC
GND
LOGIC
GND
LOGIC
GND
LOGIC
