Chapter 3 Operation
3.4 Field Network
Address Map
76
3.4.3 Gateway Control Signals (in common for all operation modes)
When operating the system with Fieldbus, the axes are controlled via Gateway of ERC3. The
top 2 words of input and output in each operation mode are the signals Gateway control and
status monitoring.
(n is the top word address for each PLC input and output between ERC3 Gateway and PLC)
PLC → ERC3 (PLC Output)
ERC3 → PLC (PLC Input)
Control Signal 0
n
Control Signal 0
n
Control Signal 1
n+1
Control Signal 1
n+1
(1) PLC I/O Signal
PLC Output
Address n
b15 b14 b13 b12 b11 b10
b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
Control signal 0
MON
–
R
TE
–
–
–
–
–
–
–
–
–
–
–
–
–
Address n+1
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
Control signal 1
(to be fixed to 0)
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
PLC Input
Address n
b15 b14 b13 b12 b11 b10
b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
Control signal 0
R
U
N
LERC
ERR
T
MOD
ALMH
ALML
–
SEMG
ALMC 128
AL
M
C
64
AL
M
C
32
AL
M
C
16
AL
M
C
8
AL
M
C
4
AL
M
C
2
AL
M
C
1
Address n+1
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
Control signal 1
–
–
–
–
MNT3
MNT2
MNT1
MNT0
–
–
–
–
LN
K3
LN
K2
LN
K1
LN
K0
Signal to cancel the remained condition of communication error
(ERR-T/ERR-C) during an operation
Signal to activate operation control by communication
Each type of control status monitoring output signals
Output of communication available axis number
Output of alarm-issued axis number
1 word = 16 bit
1 word = 16 bit
ME0302-4A
Summary of Contents for ERC3
Page 1: ...IAI Corporation ERC3 Gateway Unit Instruction Manual Forth Edition ...
Page 2: ......
Page 4: ...ME0302 4A ...
Page 8: ...ME0302 4A ...
Page 35: ...Chapter 1 Specifications Check 1 6 Option 27 1 6 Option はケーブル長 ME0302 4A ...
Page 54: ...Chapter 2 Wiring 2 3 Wiring Method 46 ME0302 4A ...
Page 158: ...Chapter 3 Operation 3 8 Field Network LED Indication 150 ME0302 4A ...
Page 160: ...Chapter 4 I O Parameter 152 ME0302 4A ...
Page 176: ...Chapter 5 Troubleshooting 5 4 Alarm List 168 ME0302 4A ...
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