Siemens SIMATIC S7-400 Reference Manual page 37

Design of the ER1 and ER2
290 mm 190 mm
Figure 2-6
(1)
Specifications of the ER1 and ER2 racks
Number of single-width
slots
Dimensions
W x H x D (in mm)
Material of the mount‐
ing rail
Weight (in kg)
Busses
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
2.6 Racks ER1 (6ES7403-1TAx1-0AA0) and ER2 (6ES7403-1JAx1-0AA0)
1 2 3 4
1 2 3 4
40 mm
ER1 rack with 18 slots and ER2 with 9 slots
I/O bus
Rack
403-1TA01-0A
482.5 x 290 x
Sheet steel
5 6 7 8 9 10 11 12 13 14 15 16 17 18
5 6 7 8 9 10 11 12 13 14 15 16 17 18
1
465 mm
482,5 mm
ER1 ER1
6ES7 6ES7
403-1TA11-0AA0
A0
18 18
482.5 x 290 x 27.5 257.5 x 290 x 27.5 257.5 x 290 x 27.5
27.5
Aluminum
3,8 2,5
Restricted I/O bus
1 2 3 4 5
1 2 3 4 5
1
240 mm
257,5 mm
ER2
6ES7
403-1JA01-0AA0 403-1JA11-0AA0
9
Sheet steel Aluminum
2,0
Rack
6 7 8 9
6 7 8 9
ER2
6ES7
9
1,25
37