This section describes the physical characteristics of the TM3 modules. The modules, depending on the reference, support one of two different types of connectors:
oRemovable screw or spring terminal block
oHE10 (MIL 20) connector
TM3 with Removable Screw or Spring Terminal Block
The following figure shows the main elements of a TM3 expansion module with removable screw or spring terminal block:
This table describes the main elements of the TM3 expansion modules shown above:
|
Label |
Elements |
|
|---|---|---|
|
1 |
LEDs for displaying the state of the I/O channel. |
|
|
2 |
Clip-on lock for 35 mm (1.38 in.) top hat section rail (DIN-rail). |
|
|
3 |
Removable terminal block. |
|
|
4 |
Expansion connector for TM3 I/O bus (one on each side). |
|
|
5 |
Locking device for attachment to the previous module. |
|
|
6 |
Removable terminal block. |
|
TM3 with HE10 (MIL 20) Connector
The following figure shows the main elements of a TM3 expansion module with HE10 (MIL 20) connector:
This table describes the main elements of the TM3 expansion module shown above:
|
Label |
Elements |
|
|---|---|---|
|
1 |
LEDs for displaying the state of the I/O channel. |
|
|
2 |
Clip-on lock for 35 mm (1.38 in.) top hat section rail (DIN-rail). |
|
|
3 |
HE10 (MIL 20) connector socket. |
Cable list |
|
4 |
Expansion connector for TM3 I/O bus (one on each side). |
|
|
5 |
Locking device for attachment to the previous module. |
|
