Rockwell Automation 9301 Series RSView32 Users Guide - Manual (Page 705)

Addressing syntax for Allen–Bradley programmable controllers

D–7
PLC–5 timers, counters, and control files
Fnnn:eee.MNE/bb
F File type:
C = Counter
T = Timer
R = Control
nnn File number: 3 – 999 decimal
For direct driver communication, timer, counter
and control file types use the default file number
if the file number is absent. The default numbers
are 4 (timer), 5 (counter), and 6 (control).
eee Element number: 0 – 999 decimal
MNE Member mnemonic (see mnemonic tables
starting on page D-30)
bb (optional) Bit number: 0 – 15 decimal
Only applies to analog word members.
Example: T57:38.ACC