USER MANUAL Manual

Remote I/O Application ExamplesE–2
Publication 2706-807
Discrete I/O Message Triggering - PLC5 Program Example
(Message Variable Slave Mode)
PLC5 at Rack #1, Group #0, – 1/4 Rack
Enter Message Number or Special Message Number to Trigger Here:
Move
Source 904
904<
Dest N9:10
904<
MOV
0000
For a 1/4 rack the message number occupies the low 12 bits of the
output image table. This means that messages 1–4096 using binary
format or 1–999 using BCD format can be triggered using RIO and a
1/4 rack DL40 Plus.
Bit Field Distributor
Source N9:10
904<
Source Bit 0
Dest N9:20
904<
Dest Bit 0
Length 10
BTD
0001
Masked Move
Source N9:20
904<
Mask 0FFFH
4095<
Dest O:010
0<
MVM
0002
Move
Source 0
0<
Dest N9:3
0<
MOV
0003
0004
# Enter Variable Data Number data Here:
Format: 0 = First Variable
1 = Second Variable
2 = Third Variable
3 – Fourth Variable
(With a 1/4 rack the variable number can be
specified in Word 0 bits 14 and 15)
Bit Field Distributor
Source N9:3
0<
Source Bit 0
Dest O:010
0<
Dest Bit 12
Length 2
BTD