Index - Mitsubishi MELSEC FX2N Hardware Manual

FX2N Series Programmable Controllers
A
AC powered base units
FX units ................................................. 1-4
2N
Approvals ..................................................... viii
B
Base units
AC powered (relay/transistor output) ........ 1-4
DC powered (relay/transistor output) ........ 1-4
FX physical features.............................. 3-4
2N
110V AC input specification ..................... 5-9
Relay output specification ........................ 6-3
Terminal layout FX
inp) ........................................................ 2-4
Terminal layout FX
DC inp) ..................................................... 2-5
Transistor output specifications ................ 6-9
Triac output specification ........................ 6-6
Basic diagnostics ....................................... 7-4
BATT.V LED ON ....................................... 7-6
Common error ........................................ 7-12
CPU.E LED ON ........................................ 7-9
Error codes ............................................. 7-19
Error flags ............................................... 7-15
Error registers ........................................ 7-17
Power ON, PC OFF ................................. 7-4
PROG.E LED flashes ............................... 7-8
C
Cable size
Earth/grounding cables .......................... 4-10
Power cables ............................................ 4-6
Common errors ........................................ 7-12
D
Diodes in series with inputs ....................... 5-7
E
Environmental
Caution ................................................... 3-10
Mounting in an enclosure ......................... 3-9
PC specification ....................................... 3-8
Error codes ............................................... 7-19
Error flags ................................................. 7-15
Error registers .......................................... 7-17
Extension blocks ........................................ 1-5
Terminal layouts - all types ....................... 2-7
Extension units
See Powered extension units
G
General features
FX units ................................................ 3-4
2N
I
In-rush currents when using triac outputs ... 6-7
Input specification
110V AC FX
0N
Programming caution when using
110V AC in-puts .................................... 5-12
24V DC FX
2N
Using diodes in series with inputs ............ 5-7
Using resistors in parallel to inputs .......... 5-8
Wiring 110V AC inputs ............................5-11
Wiring an input for sink ............................ 5-6
Wiring an input for source ........................ 5-6
Installation .................................................. 3-3
Instruction list
Alphabetically sorted .............................. 7-22
Numerically sorted ................................. 7-21
ENG
(relay opt, 24V DC
2N
(transistor opt,
2N
........................................ 5-10
........................................... 5-3
M
Maintenance
General maintenance ............................. 7-14
Replacing the battery ............................. 7-13
Model name
Explanation .............................................. 1-10
Mounting
DIN rail caution ....................................... 3-11
General notes with regard to electrical
noise ..................................................... 3-13
In an enclosure ......................................... 3-9
Use of DIN rail ........................................ 3-11
Use of direct mounting ........................... 3-12
O
Output specification
In-rush currents ........................................ 6-7
Relay outputs ........................................... 6-3
Reliability .................................................. 6-4
Response times ...................................... 6-10
Transistor outputs...................................... 6-9
Triac outputs ............................................. 6-6
Wiring a relay ........................................... 6-5
Wiring a transistor .................................. 6-11
Wiring a triac ............................................ 6-8
P
Power supply
24V DC service supply 4-11 ................... 4-11
Cable size ................................................. 4-6
Connection diagram ................................. 4-9
System isolation ....................................... 4-6
System requirements ............................... 4-8
Powered extension units
All types..................................................... 1-5
Terminal layouts - all types ....................... 2-7
Preliminary checks ..................................... 7-3
R
Relay reliability ........................................... 6-4
Replacing the battery ............................... 7-13
Resistors in parallel with inputs .................. 5-8
Response times when using transistors.... 6-10
S
Safe loads ................................................ 6-12
Safety
Guidelines ....................................................ii
Manual symbols ...........................................ii
Serial Number
Explanation ............................................. 1-11
Service power supply
Caution .................................................. 4-11
Special function blocks ............................... 1-7
System Configuration ............................... 1-12
Example ................................................. 1-16
T
Terminal layouts
FX extension blocks - all types .............. 2-8
0N
FX base unit (transistor opt, 24V DC inp) . 2-5
2N
FX base units (relay output, 24V DC input) 2-4
2N
FX extension blocks - all types ............. 2-7
2N
FX powered extension units - all types .. 2-7
2N
Termination
Screw terinals .......................................... 4-5
U
Unit accessories .......................................... 1-9

Index 8

8-3