18
Rockwell Automation Publication 1718-UM001A-EN-E - December 2019
Chapter 1
Product Specifications
The catalog numbers for protective covers are
LB9107.E.6, LB9107.E.8
.
Figure 14 - Protective Cover Dimensions
Cold junctions
Cold junctions have a prewired Pt100 thermocouple on terminal openings 1
and 2 for numerically correcting the thermoelectric voltage. Cold junctions are
available exclusively in blue. Use blue cold junctions for intrinsically
safe circuits.
Table 6 - Cold Junction Catalog Numbers
Figure 15 - Cold Junction Dimensions
Figure 16 - Cold Junction with Protective Cover Dimensions
Coding pins
Coding pins provide a unique assignment between I/O modules and terminal
blocks or the associated field devices. To do this, the coding pins are pushed
into the grooves provided in the front sockets of the I/O modules. This
Catalog Number
Color
Description
LB9112A
Blue
Cold junctions
LB9111A
Cold junctions with a protective cover
17
L
16
16.1
L
11.1
1
2
L = 33.3 mm for 6-pin terminals
1
2
14.5
L
39
(45.6)
6.6
L = 33.3 mm for 6-pin terminals