Table C-2 4700 Status Information Sent in Response to a poll command
Instance
Byte
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
1
0
Exact
Channel
Mode
Restart
interlock
Mode
Start
interlock
Mode
Automatic
Start
Mode
alarm
(Lockout)
1
Controller
alarm
Receiver
alarm
MPCE
Monitoring
Enabled
Detection
Zone
machine
stop
machine
run
interlock
2
3
2-Beam
Floating
Blanking
1-Beam
Floating
Blanking
Weak
Signal
4
Receiver Diagnostic codes
5
Number of Beams in Curtain
6
Number of Exact Channel Select Beams
7
Table C-3 I/O Data for Change of State
The following is I/O Assembly data attribute format response data for a Change of State. A
Change of state message is sent when any of the mode signals in byte 0 changes.
All the
information in byte 0 will be monitored and sent for change of State messaging
.
Instance
Byte
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
2
0
N/A
N/A
N/A
Exact
Channel
Select
Restart
interlock
Mode
Start
interlock
Mode
Automatic
Start
Mode
alarm
(Lockout)
Table C-4 I/O Data
The following is the I/O Assembly data attribute format for Exact Channel Select Blanking
Pattern and is sent through Explicit Messaging. Two DeviceNet messages will be sent to provide
the total listing of specific beams being blanked.
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
B
ea
m
Nu
m
be
r
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
. . . . .
OMRON SCIENTIFIC TECHNOLOGIES INC.
Fremont CA USA
Tel: 1/888/510-4357 in USA and Canada
© OSTI 1209 PN99584-0050 Rev. E
Original Instructions
9
4