Interface Level Control - Nordson VersaBlue VBN 50 Manual

Interface Level Control

13
11
12
10
9
8
7
6
5
4
3
*)
0 V
2
DC
1
+24 V
DC
internal external
Fig. 3-14 Default bridges
Pin Input
1 − 24 V
2 − 0 V
3 − 24 V
4 −
5 − −
6 − −
7 +24 V −
DC
8 0 V −
DC
9 − 24 V
10 −
11 − 24 V
12 −
13 −
Pin 14 to 16 not assigned
E 2008 Nordson Corporation
NOTE: Available only with options Level control and Level control with
overflow protection.
NOTE: The level control is connected to the terminal strips XLL, XS3 and
XL91. Refer to wiring diagram.
Digital inputs/outputs
Output
DC Internal voltage supply of separate overflow protection
DC
/ 2 A Fill tank - Signal to filling valve
DC
− Additionally with level control with overflow protection −
*) Tank is overfilled (contact open when level is exceeded)
− Only with level control with overflow protection −
Reset (resets signal Tank is overfilled)
Voltage supply to filling valve
/ 2 A Fill tank
DC
/ 2 A
DC − Only with level control with overflow protection −
Tank overfilled
NOTE: Potential-free changeover contact for evaluation by customer
VBN w/o Control System
Installation
Feature
3-13
P/N 7146386A