20
Connector Pin Meaning Notes
CN1
on E3K NA041board
1 Enable (interlock) Command to state
Pin grounded = active
command
500ms
2 TX ON Command pulse
Pin grounded = active
command
500ms
3 TX OFF Command pulse
Pin grounded = active
command
V
4 Reflected power Output in voltage
See full scale values
5 Common ground Connected to the
frame
6 RX- Com2 EIA485/422
7 - Not connected
8 TX- Com2 EIA485/422
9 Common ground Connected to the
frame
V
10 IPA (Current amplifier) Output in voltage
NOT USED
open
collector
11 Fault main Power supply FAULT
status
The pin must be pow-
ered externally.
“Open” Status -->
Fault active
open
collector
12 TX ON Signaling output
The pin must be pow-
ered externally.
“Closed to ground”
status --> TX ON
open
collector
13 Warning/Bad audio Signaling output
The pin must be pow-
ered externally.
“Closed to ground”
status --> Active
Warning
The operation is af-
fected by settings of
the machine
14 Reset alarm Command pulse
Pin grounded = active
command
15 - Reserved for Elenos
16 - Reserved for Elenos
V
17 Forward power Output in voltage
See full scale values
18 Common ground Connected to the
frame
19 RX+ Com2 EIA485/422
20 TX+ Com2 EIA485/422
21 Common ground Connected to the
frame
V
22 VPA (Voltage ampli-
fier)
Output in voltage
NOT USED
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
Product description
2.2.1.3 TC/TS connector