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INTRODUCTION
INTENDED USER
I-E96-427B
1 - 3
INTENDED USER
Anyone who installs, operates and maintains the NTMF01
Multi-Function Controller Termination Unit should read and
understand this manual before placing the termination unit
into service. Installation and troubleshooting require a techni-
cian or engineer with electrical experience and a working
knowledge of the RS-232-C standard.
HARDWARE DESCRIPTION
The multi-function termination unit is a seven-by-seven inch
square printed circuit board. It mounts on the NFTP01 Field
Termination Panel inside an INFI 90 cabinet. The board con-
tains:
•
Two DB-25 connectors.
•
Relays.
•
Connector sockets.
•
Dipshunts.
•
Fuse.
•
Light emitting diodes (LED).
•
Faston connectors for power and DC common.
FEATURES
The multi-function controller termination unit (TMF) provides
a place to connect two RS-232-C cables with DB-25 connec-
Figure 1-3. Example Plant Loop to Plant Loop Application
PLANT LOOP
PLANT LOOP
MODULE BUS
MODULE BUS
LIM
PPT
TCL
TMF
TMF
TCL
T00742A
BTM
BTM
PPT
LIM
INPPR01
INPPR01
LEGEND:
BTM = BUS TRANSFER MODULE
LIM = LOOP INTERFACE MODULE
PPT = PLANT LOOP TO PLANT LOOP TRANSFER MODULE
TCL = COMMUNICATION TERMINATION UNIT
TMF = MULTI-FUNCTION CONTROLLER TERMINATION UNIT