EL1252, EL1252-0010, EL1252-0050, EL1254 - LEDs and pin assignment
LEDs
LED | Color | Meaning | |
|---|---|---|---|
INPUT 1 | green | off | There is no input signal at the respective input |
on | Input signal at the respective input | ||
*) EL1254 only
Notice | |
EL1252-0050: damage to the terminal possible! In the project planning of the Bus Terminal system, observe the different potentials on the power contacts (24 VDC and 5 VDC) and if necessary use separation terminals (EL9080) to isolate the potentials! |
EL1252, EL1252-0010, EL1252-0050, EL1254 - pin assignment
Terminal point | Description | |
|---|---|---|
Name | No. | |
Input 1 | 1 | Input 1 |
+ 24 V | 2 | +24 V (internally connected to terminal point 6 and positive power contact) for EL1252-0000, EL1252-0010 and EL1254 +5 V (internally connected to terminal point 6 and positive power contact) for EL1252-0050 |
0 V | 3 | 0 V (internally connected to terminal point 7 and negative power contact) |
PE (EL1252) | 4 | PE contact for EL1252 |
Input 2 | 5 | Input 2 |
+ 24 V | 6 | +24 V (internally connected to terminal point 6 and positive power contact) for EL1252-0000, EL1252-0010 and EL1254 +5 V (internally connected to terminal point 6 and positive power contact) for EL1252-0050 |
0 V | 7 | 0 V (internally connected to terminal point 3 and negative power contact) |
PE (EL1252) | 8 | PE contact for EL1252 |