Siemens SIMATIC TI555 System Manual page 135

A
Assistance, calling for, 7-8
Auxiliary functions
display failed I/O, 7-4
restarting, 7-2
run diagnostics, 7-4
show diagnostic cell, 7-4
used in troubleshooting, 7-2
B
Base
series 500, RBC, installing and removing,
D-11
series 505
installing controller, 3-11–3-15
installing RBC, 3-19
panel mounting, 3-5
rack mounting, 3-4
Battery, backup
description, 1-7
replacing, 3-13
Baud rates
series 500, RBC, setting thumbwheel, D-12
series 505, 3-15
series 505 RBC, 3-16
setting, 3-15
C
Cable
alternate cables, 4-13
characteristics, 4-13
connecting drop line, 4-9, 4-12, 4-14, 4-16
connecting modems, overview, 4-18
connecting to terminal block, 4-8, 4-10
installing drop lines, 4-8, 4-10
overview, 4-6
resistance of line-to-line, 7-15
routing guidelines, 4-4
RS-485
connecting drop line, 4-8, 4-10
connecting terminal blocks, 4-17
measuring resistance, 7-14
preparing trunk line, 4-16
user-supplied equipment, 4-6
Cable routing
in-ceiling, 4-5
methods, 4-4
mounting tap, 4-5
surface duct, 4-5
terminal block, 4-5
under-floor, 4-5
Circuit breaker, guidelines for fuses/circuit
breakers, 2-7
Clock (real-time), 1-7
Communicating with controller, devices to use,
1-5
Communication ports, description, 1-7
D
Dipswitches
back-up battery switch, 3-15
baud rates, 3-15
port selections, 3-14
series 505 RBC, setting baud rate, 3-16
setting controller, 3-13
E
EEPROM
errors and corrections, 5-9
installing, 5-6
list of functions, 5-4
overview, 5-2
program
copying, 5-8
editing, 5-10
errors, 5-9
Electrical noise
avoiding, 2-8
correcting, 2-9
isolating from, 2-11
Index
Index-1