Allen-Bradley 1734-OB8S User Manual

Rockwell Automation Publication 1734-UM013N-EN-P - September 2017 219
I/O Assemblies Appendix F
Configuration Assemblies
See the appropriate table for 1734-IB8S, 1734-OB8S, and 1734-IE4S
configuration assembly data.
Instance
Decimal (hex)
Connection
Type
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
946 (3B2h)
Safety and
Standard
0
Ch 3Combined
Alarm Status
Ch 2 Combined
Alarm Status
Ch 1 Combined
Alarm Status
Ch 0 Combined
Alarm Status
Ch 3 Input
Status
Ch 2 Input
Status
Ch 1 Input
Status
Ch 0 Input
Status
1
Alarms 0
(1)
Reserved Tachometer
Dual Low
Tachometer
Underfrequency
Tachometer
Overfrequency
Low Alarm
Status
High Alarm
Status
Low Low Alarm
Status
High High Alarm
Status
2
Alarms 1
(1)
Reserved Tachometer
Dual Low
Tachometer
Underrange
Tachometer
Overrange
Low Alarm
Status
High Alarm
Status
Low Low Alarm
Status
High High Alarm
Status
3
Alarms 2
(1)
Reserved Tachometer
Dual Low
Tachometer
Underrange
Tachometer
Overrange
Low Alarm
Status
High Alarm
Status
Low Low Alarm
Status
High High Alarm
Status
4
Alarms 3
(1)
Reserved Tachometer
Dual Low
Tachometer
Underrange
Tachometer
Overrange
Low Alarm
Status
High Alarm
Status
Low Low Alarm
Status
High High Alarm
Status
5 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Input Power
(1)
(1) 0 = fault; 1 = within range.
Table 30 - 1734-IE4S Input Assemblies (continued)
Table 31 - Configuration Assemblies for 1734-OB8S Output Modules
Instance
Decimal (hex)
Byte Field Class (hex) Instance
(decimal)
Attribute
(decimal)
864 (360 h) 0 Safety Output Latch Error Time (low byte) 3B 0 8
1 Safety Output Latch Error Time (high byte)
2 Safety Output 0 Channel Mode 3B 1 6
3 Safety Output 1 Channel Mode 2
4 Safety Output 2 Channel Mode 3
5 Safety Output 3 Channel Mode 4
6 Safety Output 4 Channel Mode 5
7 Safety Output 5 Channel Mode 6
8 Safety Output 6 Channel Mode 7
9 Safety Output 7 Channel Mode 8
10 Dual-channel Safety Output 0 Mode 3F 1 3
11 Dual-channel Safety Output 1 Mode 2
12 Dual-channel Safety Output 2 Mode 3
13 Dual-channel Safety Output 3 Mode 4

Allen-Bradley 1734-OB8S Specifications

General

Brand	Allen-Bradley
Model	1734-OB8S
Category	Control Unit
Language	English