Table of Contents
Advertisement
S5-115F Manual
3.3.4
Front Connectors
Various front connectors are available for wiring:
Order No.
6ES5 490-7LB11
6ES5 490-7LC11
6ES5 490-7LB21
6ES5 497-4UB11
6ES5 490-7LA11
(with crimp snap-in contacts)
6ES5 490-7LA12 (without
2
crimp snap-in contacts)
1
When plug-in jumpers are used, the conductor cross sections are reduced.
2
Use crimp snap-in contacts with the order no. 6XX5 070 (Qty: 250)
*
Flexible cable with end sleeves: 0.75 to 1.5 mm
**
With end sleeves: 0.5 to 1.5 mm
2
***
1.5 mm
with jumer comb
In general, we recommend use of end sleeves, especially where corrosion is to be expected.
Screw-type connections
24-pin
The connectors have openings at the bottom for standard strain-relief clamps.
EWA 4NEB 811 6148-02
Table 3-2. Front Connector Overview
Terminals per
Connection Method
Front Connector
24
Screw connection
(SIGUT)
46
Spring-loaded connection
46
Screw connection***
(box terminal)
42
46
Crimp snap-in
(mini-spring contact)
2
2
Crimp snap-in connections
46-pin
Figure 3-27. Front Connector - Front View
Wire Cross Section
per Terminal
Spring-loaded connection
46-pin
Installation Guidelines
1
2
1 x (1.0 ... 2.5) mm
or
2
2 x (0.5 ... 1.5) mm
*
2
1 x (0.25 ... 1.5) mm
**
or
2
max. 1.5 mm
in the case of
combinations of conductors
in one end sleeve
2
1 x (0.5 ... 2.5) mm
or
2
2 x (0.5 ... 0.75) mm
46-pin
3-29
Advertisement
Table of Contents
