Allen-Bradley 1779-KFMR User Manual page 12

CAUTION: Your redundant module is shipped with a
conductive cap to help protect the DHII AUX ACCESS
connector from electrostatic discharge. This cap must remain
on the connector at all times to help prevent electrostatic
discharge damage to your redundant module.
Figure 2.4
Communication Connections
ACTIVITY
User-Supplied
Cable
Host
Computer
Chapter 2
Introducing the 1779 KFM Interface
MAC FAULT
NODE PASS
HOST FAULT MAC TEST
NODE TEST
TEST
RUN
MSD
RESET
SAT
LINK
NORM
ADDRESS
READY
TRANSMIT
RECEIVE
G IN RING
Y SEEKING MEM
DUP ADDR
REDUN WARN
DATA
PORT READY
HWY II
SIG QUAL
PORT
TAP FAIL
1
DATA PORT READY
HWY II
SIG QUAL
PORT
TAP FAIL
2
DH II
AUX
ACCESS
EXTENDED
RS-449
TAP
CHANNEL
CONFIG
DATA
HWY II
PORT
1
DATA
HWY II
PORT
2
CAT. NO. 1779-KFMR DHII MEDIUM-SPEED COMPUTER INTERFACE
Tap
EXIT
COMPLETE
EXIT
REQUEST
DC POWER ON
AC POWER ON
ON
AC POWER
OFF
SLOW BLOW
FUSE
2A, 250V
115V AC/230V AC
INTERNALLY
SWITCH
SELECTABLE
L1
L2/N
GND
2 5