Mitsubishi Electric MELSEC FX3U Programming Manual page 889

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
Positioning [FX PLCs] (Refer to Positioning Control Manual for details.)
3U
[M]8370 [Y003] Pulse output monitor (ON: BUSY/ OFF: READY)
*1
[Y003] Clear signal output function enable
M 8371
*1
[Y003] Zero return direction specification
M 8372
M 8373 [Y003] Forward limit
M 8374 [Y003] Reverse limit
*1
[Y003] DOG signal logic reverse
M 8375
*1
[Y003] Zero point signal logic reverse
M 8376
*1
[Y003] Interrupt signal logic reverse
M 8377
[M]8378 [Y003] Positioning instruction activation
*1
[Y003] Pulse output stop command
M 8379
RS2 (FNC 87) [ch0] [FX PLCs] (Refer to Data Communication Edition for details.)
3G
[M]8370 Not used
*1
RS2 (FNC 87) [ch0] instruction: Send wait flag
[M]8371
*1
RS2 (FNC 87) [ch0] instruction: Send request
M 8372
RS2 (FNC 87) [ch0] instruction: Receive complete
*1
M 8373
flag
[M] 8374 to [M] 8378 Not used
RS2 (FNC 87) [ch0] instruction: Time-out check
M 8379
flag
*1. Cleared when PLC switches from RUN to STOP.
*2. Available only when two FX
High Speed Counter Function (Refer to Subsection 4.7.5 for details.)
Operation status of C235, C241, C244, C246,
*3
[M]8380
C247, C249, C251, C252, and C254
*3
Operation status of C236
[M]8381
*3
Operation status of C237, C242, and C245
[M]8382
Operation status of C238, C248, C248 (OP), C250,
*3
[M]8383
C253, and C255
*3
Operation status of C239 and C243
[M]8384
*3
Operation status of C240
[M]8385
*3
Operation status of C244 (OP)
[M]8386
*3
Operation status of C245 (OP)
[M]8387
[M]8388 Contact for high speed counter function change
M 8389 External reset input logic reverse
M 8390 Function changeover device for C244
M 8391 Function changeover device for C245
M 8392 Function changeover device for C248 and C253
*3. Cleared when PLC switches from STOP to RUN.
Interrupt Program
[M]8393 Contact for delay time setting
HCMOV (FNC189): Drive contact for interrupt
[M]8394
program
[M]8395 Function changeover device for C254
[M]8396
Not used
[M]8397
Operation and function
-2HSY-ADP units are connected to an FX
3U
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
Applicable model
Correspond
FX FX FX -ing special FX
3G 3U 3UC
device
*2
– – –
*2
– – –
*2
– – –
*2
– – –
*2
– – –
*2
– – –
*2
– – –
*2
– – –
*2
– – –
*2
– – –
– – – –
– – –
– – D8372
– – D8373
– – – –
– –
–
PLC.
3U
– –
– –
– –
– –
– –
– –
– –
– –
–
– –
– –
– –
–
– D8393
– –
– – –
– – – –
– – – –
FX FX FX FX
1S 1N 2N 1NC 2NC
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887
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A
B