Rockwell Automation 1747-L40 SLC 500 Fixed Hardware Style - Manual (Page 120)

Appendix A
Setting Up the DH-485 Network
A–15
The figure below shows the external wiring connections and specifications of
the link coupler.
TERMINATION
A
B
COMMON
SHIELD
CHASSIS GROUND
6
5
4
3
2
1
SLC 500
DH–485 LINK COUPLER
CAT SER
EXTERNAL POWER REQUIREMENTS
24 VDC +/– 25% AT 190 mA
N.E.C. CLASS 2
24VDC CHS GND NEUT DC
MADE IN U.S.A.
CAUTION – EXTERNAL POWER, IF USED, MUST BE 24VDC
PERMANENT DAMAGE TO CIRCUITRY WILL RESULT
IF MISWIRED WITH THE WRONG POWER SOURCE.
.
FAC 1P
LISTED IND. CONT. EQ.
FOR HAZ. LOC. A196 OPERATING
TEMPERATURE
CODE T3C
CLASS 1, GROUPS A, B, C AND D, DIV. 2
CHS
GND
DC
NEUT
24
VDC
Bottom
Left Side