Mounting and wiring
EL1502, EL1512
42
Version: 3.5
4.9.2
EL1512 - LEDs and connection
Fig. 31: EL1512
LEDs
LED
Color
Meaning
CLOCK CH.1
UP/DOWN, Gate
green
Signal at the Clock input, channel 1 (
operating mode 2 x 32 bit counter) [
}
115]
Signal at U/D, Gate input (operating mode
32 bit up/down counter, 32 bit gated counter
[
}
115]
)
CLOCK CH.2
CLOCK
green
Signal at the Clock input, channel 2 (operating mode
2 x 32 bit counter [
}
115]
)
Signal at Clock input (operating mode
32 bit up/down counter, 32 bit gated counter [
}
115]
)
Connection
Terminal point
Description
Name
No.
Clock Ch.1
U/D, Gate
1
Clock 1 input (
operating mode 2 x 32 bit counter [
}
115]
)
Up/down input (
operating mode 32 bit up/down counter [
}
115]
)
Gate input (
operating mode 32 bit counter with gate function [
}
115]
)
+24 V
2
+24 V (internally connected to terminal point 6 and positive power contact)
0 V
3
0 V (internally connected to terminal point 7 and negative power contact)
PE
4
PE
Clock Ch.2
Clock
5
Clock 2 input (
operating mode 2 x 32 bit counter [
}
115]
)
Clock input (
operating mode 32 bit up/down counter [
}
115]
) and (operating mode
32 bit
counter with gate function [
}
115]
)
+24 V
6
+24 V (internally connected to terminal point 2 and positive power contact)
0 V
7
0 V (internally connected to terminal point 3 and negative power contact)
PE
8
PE
